[Missing
                Graphic Reference]




**Filed
      Pursuant To Rule 433, Registration No. 333-124310** ****




**$1,000,000,000**




**CATERPILLAR
      FINANCIAL SERVICES CORPORATION**




**For
                the Period: 5/15/2006 to 5/22/2006****Coupon**
            **Interest**
            **Maturity**
            **Callable**
            **Survivor's**
              **Option**
            **Price****1**
            **Yield****2**
            **Moody's**
            **S&P**
            **CUSIP**5.150%
            Monthly(†)
            11/15/08
            NO
            YES§
            100.00
            5.205%
            A2
            A
            14911Q2Q35.500%
            Semi-Annual(†††)
            5/15/11
            5/15/08(‡)
            YES§
            100.00
            5.499%
            A2
            A
            14911Q2R16.000%
            Semi-Annual(†††)
            5/15/16
            5/15/08(‡)
            YES§
            100.00
            5.999%
            A2
            A
            14911Q2S96.200%
            Monthly(†)
            5/15/26
            5/15/10(‡)
            YES§
            100.00
            6.281%
            A2
            A
            14911Q2T7


Settlement
      Date - Thursday, May 25, 2006


Pricing
      Supplement as of Monday, May 22, 2006





(†) First
      Payment date 6/15/2006


(†††) First
      Payment date 11/15/2006




§ The
      limit for any individual deceased owner or beneficial interest is $200,000
      annually. Limit in aggregate is 1% of outstanding principal amount of PowerNotes
      as of the end of the most recent fiscal year. For complete details, see the prospectus .




(‡)
      Callable at 100% beginning on the call date above and monthly thereafter with
      30
      days notice.





1 Prices
      are quoted as a percentage of par.


2 Yields
      are quoted on a semi-annual bond equivalent yield basis.




Caterpillar
      Financial Services Corporation has filed a registration statement (including
      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 the other documents Caterpillar Financial Services Corporation has filed
      with the SEC for more complete information about Caterpillar Financial Services
      Corporation and this offering. You may get these documents for free by visiting
      EDGAR on the SEC web site at www.sec.gov. Alternatively, Caterpillar Financial
      Services Corporation, any underwriter or any dealer participating in the
      offering will arrange to send you the prospectus if you request it by calling
      (866) 658-3267.




LaSalle
      Direct Access Notes are sold only by the prospectus or offering circular and
      related supplement of the individual issuer. To view a prospectus or offering
      circular, please click the related link(s) above. An investor should read the
      prospectus or offering circular and related supplement carefully before
      investing or sending money. This is neither an offer to sell nor the
      solicitation of an offer to buy any financial instrument.




*All
      offerings are subject to prior sale.*




Under
      no
      circumstances shall this information constitute an offer to sell, nor shall
      there be any sale of the securities in any jurisdiction in which such offer,
      solicitation or sale would be unlawful prior to registration or qualification
      under the securities laws of such jurisdiction.