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                                  SCHEDULE 14A
                                 (RULE 14A-101)

                    INFORMATION REQUIRED IN PROXY STATEMENT
                            SCHEDULE 14A INFORMATION

          PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES
                     EXCHANGE ACT OF 1934 (AMENDMENT NO.  )

     Filed by the registrant [X]

     Filed by a party other than the registrant [ ]

     Check the appropriate box:

     [ ] Preliminary proxy statement.       [ ] Confidential, for use of the
                                                Commission only (as permitted by
                                                Rule 14a-6(e)(2).

     [ ] Definitive proxy statement.

     [X] Definitive additional materials.

     [ ] Soliciting material pursuant to Rule 14a-11(c) or Rule 14a-12.

                            Simpson Industries, Inc.
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                (Name of Registrant as Specified in Its Charter)
                            Simpson Industries, Inc.
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    (Name of Person(s) Filing Proxy Statement if Other Than the Registrant)

Payment of filing fee (check the appropriate box):

     [X] No fee required.

     [ ] Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and
         0-11.

     (1) Title of each class of securities to which transaction applies:

- --------------------------------------------------------------------------------

     (2) Aggregate number of securities to which transaction applies:

- --------------------------------------------------------------------------------

     (3) Per unit price or other underlying value of transaction computed
         pursuant to Exchange Act Rule 0-11 (set forth the amount on which the
         filing fee is calculated and state how it was determined):

- --------------------------------------------------------------------------------

     (4) Proposed maximum aggregate value of transaction:

- --------------------------------------------------------------------------------

     (5) Total fee paid:

- --------------------------------------------------------------------------------

     [ ] Fee paid previously with preliminary materials.
- --------------------------------------------------------------------------------

     [ ] Check box if any part of the fee is offset as provided by Exchange Act
         Rule 0-11(a)(2) and identify the filing for which the offsetting fee
         was paid previously. Identify the previous filing by registration
         statement number, or the form or schedule and the date of its filing.

     (1) Amount Previously Paid:

- --------------------------------------------------------------------------------

     (2) Form, Schedule or Registration Statement No.:

- --------------------------------------------------------------------------------

     (3) Filing Party:

- --------------------------------------------------------------------------------

     (4) Date Filed:

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                            SIMPSONS INDUSTRIES, INC


Dear Stockholder:

Please accept our thanks for sending in your WHITE Proxy Card.

To avoid any possible dispute as to the validity of your proxy for the reason(s)
indicated below, we are requesting that you sign, date and mail the enclosed
additional WHITE Proxy Card with the correction indicated below. The additional
WHITE Proxy Card, which is enclosed, should be mailed in the self-addressed
envelope provided for your convenience.

/ /   YOUR PREVIOUS WHITE PROXY WAS UNSIGNED. (If signing as attorney,
      executor, administrator, personal representative of an estate, corporate
      officer, partner, trustee, custodian or guardian, please sign and give
      your full title as such.)

/ /   YOUR PREVIOUS WHITE PROXY WAS UNDATED. (Please date, sign and return the
      enclosed WHITE Proxy Card in the enclosed envelope.)

/ /   YOUR PREVIOUS WHITE PROXY OMITTED YOUR TITLE OR AUTHORITY. (If signing as
      attorney, executor, administrator, personal representative of an estate,
      corporate officer, partner, trustee, custodian or guardian, please sign
      and give your full title as such.)

/ /   YOUR  PREVIOUS WHITE PROXY, AS SIGNED, DID NOT CONFORM TO THE NAME SHOWN
      ON THE PROXY. (Please date and sign the enclosed WHITE proxy card exactly
      as the registration appears on the proxy, including your full title if
      signing other than in an individual capacity.) If the registration is in
      the name of a custodian for the benefit of a minor, the custodian must
      sign and indicate his/her capacity. If you are a beneficiary 18 years or
      older, you may sign as long as you indicate your age.

/ /   YOUR PREVIOUS WHITE PROXY WAS NOT SIGNED BY ALL JOINT OWNERS. (If shares
      are registered in the name of more than one person, each such person
      should sign the enclosed White Proxy Card. If a joint tenant is deceased,
      please indicate that you are the surviving joint owner.)

/ /   YOUR PREVIOUS WHITE PROXY, AS MARKED, DID NOT CLEARLY SPECIFY YOUR
      INSTRUCTIONS. Please sign, date and clearly mark your proxy.

/ /   OTHER
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Because the Annual Meeting will be held shortly, we would greatly appreciate
your signing, dating and mailing the enclosed WHITE Proxy Card as soon as
possible. Please mail it in the envelope provided for your convenience. Only
your latest dated proxy will count. If you have any questions, please call
Innisfree M&A Incorporated, the firm assisting us, toll-free at 888-750-5834.
Once again, we greatly appreciate your support.

Sincerely,


SIMPSONS INDUSTRIES, INC.