|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |                                                   DATED DECEMBER 13, 2010                                                                                  |
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| FILED PURSUANT TO RULE 433                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| REGISTRATION NO. 333-150218                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| CATERPILLAR FINANCIAL SERVICES CORPORATION                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| MEDIUM-TERM NOTES, SERIES F, 1.55% NOTES DUE 2013                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
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| SUBJECT                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | FINAL PRICING DETAILS                                                                                                                                                                                                                                                                                                                                                                                                |
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| Issuer:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Caterpillar Financial Services Corporation                                                                                                                                                                                                                                                                                                                                                                           |
| Title of Securities:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Medium-Term Notes, Series F, 1.55% Notes Due 2013                                                                                                                                                                                                                                                                                                                                                                    |
| Ratings:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    | A (Stable Outlook) by Standard & Poor’s, a division of The McGraw-Hill Companies                                                                                                                                                                                                                                                                                                                           |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | A2 (Stable Outlook) by Moody’s Investors Service, Inc.                                                                                                                                                                                                                                                                                                                                                         |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | A (Stable Outlook) by Fitch Ratings Ltd.                                                                                                                                                                                                                                                                                                                                                                             |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Ratings may be changed, suspended or withdrawn at any time and are not a recommendation to buy, hold or sell any security                                                                                                                                                                                                                                                                                            |
| Format:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | SEC Registered-Registration Statement Number 333-150218                                                                                                                                                                                                                                                                                                                                                              |
| Trade Date:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | December 13, 2010                                                                                                                                                                                                                                                                                                                                                                                                    |
| Settlement Date (Original Issue date):                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | December 20, 2010, which is the fifth business day following the Trade Date. Accordingly, purchasers who wish to trade the Medium-Term Notes on the date hereof or the next business day will be required, because the Medium-Term Notes will not initially settle in T+3, to specify an alternative settlement date at the time of such trade to prevent a failed settlement and should consult their own advisors. |
| Maturity Date:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | December 20, 2013                                                                                                                                                                                                                                                                                                                                                                                                    |
| Principal Amount:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | $500,000,000                                                                                                                                                                                                                                                                                                                                                                                                         |
| Price to Public (Issue Price):                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | 99.889%                                                                                                                                                                                                                                                                                                                                                                                                              |
| All-in-price:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               | 99.639%                                                                                                                                                                                                                                                                                                                                                                                                              |
| Pricing Benchmark:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | UST 0.75% Notes due December 15, 2013                                                                                                                                                                                                                                                                                                                                                                                |
| UST Spot (Yield):                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | 0.988%                                                                                                                                                                                                                                                                                                                                                                                                               |
| Spread to Benchmark:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | + 60 basis points (0.60%)                                                                                                                                                                                                                                                                                                                                                                                            |
| Yield to Maturity:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          | 1.588%                                                                                                                                                                                                                                                                                                                                                                                                               |
| Net Proceeds to Issuer:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | $498,195,000                                                                                                                                                                                                                                                                                                                                                                                                         |
| Coupon:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | 1.55%                                                                                                                                                                                                                                                                                                                                                                                                                |
| Interest Payment Dates:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     | Interest will be paid semi-annually on the 20th of each June and December                                                                                                                                                                                                                                                                                                                                            |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | of each year, commencing June 20, 2011 and ending on the Maturity Date                                                                                                                                                                                                                                                                                                                                               |
| Day Count Convention:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | 30/360                                                                                                                                                                                                                                                                                                                                                                                                               |
| Denominations:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | Minimum denominations of $1,000 with increments of $1,000 thereafter                                                                                                                                                                                                                                                                                                                                                 |
| Joint Lead Managers & Bookrunners:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | Barclays Capital Inc. (38.00%)                                                                                                                                                                                                                                                                                                                                                                                       |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Merrill Lynch, Pierce, Fenner & Smith                      Incorporated (38.00%)                                                                                                                                                                                                                   |
| Co-Managers:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | BBVA Securities Inc. (3.00%)                                                                                                                                                                                                                                                                                                                                                                                         |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | BNP Paribas Securities Corp. (3.00%)                                                                                                                                                                                                                                                                                                                                                                                 |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Commerz Markets LLC (3.00%)                                                                                                                                                                                                                                                                                                                                                                                          |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | HSBC Securities (USA) Inc. (3.00%)                                                                                                                                                                                                                                                                                                                                                                                   |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | ING Financial Markets LLC (3.00%)                                                                                                                                                                                                                                                                                                                                                                                    |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Mitsubishi UFJ Securities (USA), Inc. (3.00%)                                                                                                                                                                                                                                                                                                                                                                        |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | SG Americas Securities, LLC (3.00%)                                                                                                                                                                                                                                                                                                                                                                                  |
|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | Standard Chartered Bank (3.00%)                                                                                                                                                                                                                                                                                                                                                                                      |
| Billing and Delivery Agent:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Merrill Lynch, Pierce, Fenner & Smith                      Incorporated                                                                                                                                                                                                                            |
| CUSIP:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | 14912L4Q1                                                                                                                                                                                                                                                                                                                                                                                                            |
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| The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates.  Before you invest, you should read the prospectus in that registration statement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering.  You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov.  Alternatively, the issuer, any underwriter or any dealer participating in the offering will arrange to send you the prospectus if you request it by calling Barclays Capital Inc. at 888-603-5847 or Merrill Lynch, Pierce, Fenner & Smith Incorporated at 800-294-1322. |