| Delaware                                       | 37-1105865                           |
|------------------------------------------------|--------------------------------------|
| (State or other jurisdiction of incorporation) | (IRS Employer Identification Number) |

|   |   |   | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)                  |
|--------|--------|--------|--------------------------------------------------------------------------------------------------------|
|   |   |   |                                                                                                   |
|   |   |   | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)                 |
|   |   |   |                                                                                                   |
|   |   |   | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
|   |   |   |                                                                                                   |
|   |   |   | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
|   |   |   |                                                                                                   |

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|   | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |   |
|--------|-------------------------------------------------------------------------------------------|--------|

| Item 8.01. | Other Events. |
|------------|---------------|

| Item 9.01. | Financial Statements and Exhibits. |
|------------|------------------------------------|

|   | (d)    | Exhibits:                                                                                         |
|--------|--------|--------------------------------------------------------------------------------------------------------|
|   |   | The following Exhibits are filed as part of this Report and as Exhibits to the Registration Statement: |
|   |   |                                                                                                   |
|   |   | 5.1                                                                                                    | Opinion of Sidley Austin LLP, as to the legality of the Notes. |
|   |   |                                                                                                   |   |
|   |   | 23.1                                                                                                   | Consent of Sidley Austin LLP (included as part of Exhibit 5.1). |

| * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
|-------------------------------------------------------------------------------------------|

| SIGNATURES                                                                                                                                                                                |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.  |
|                                                                                                                                                                                           | CATERPILLAR FINANCIAL SERVICES CORPORATION |   |
|                                                                                                                                                                                           |   |   |
|                                                                                                                                                                                           |   |   |
| December 15, 2011                                                                                                                                                                              | By: | /s/ J. Wesley Blumenshine |   |
|                                                                                                                                                                                           |   | J. Wesley Blumenshine |   |
|                                                                                                                                                                                           |   | Secretary |   |

| * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
|-------------------------------------------------------------------------------------------|

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| EXHIBIT INDEX  |
|---------------------|
| Exhibit No.         | Description |
|                |   |
| 5.1                 | Opinion of Sidley Austin LLP, as to the legality of the Notes. |
|                |   |
| 23.1                | Consent of Sidley Austin LLP (included as part of Exhibit 5.1). |

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