Bolt type Differential Backlash adjustment for BMW shim kit E21

RacingDiffs Precision Shim Kit: Ultimate Backlash Adjustment for BMW Differentials

When optimizing your BMW differential, especially when integrating an LSD or altering the gear ratio, precise backlash adjustment becomes paramount. The RacingDiffs Precision Shim Kit is tailored exclusively for this purpose, ensuring your BMW differential runs without a hitch.

• Broad Compatibility: Expertly designed to fit a wide range of BMW differentials including 168mm, 188mm, and 210mm. Compatible models comprise E21, E28, E30, E36, E34, E32, E31, and Z3.

• Precision-Centric: This kit comes packed with 10 top-tier shims, spanning from 1mm to 2mm, incremented by 0.1mm. The focus? Precision. By having a wider range, you can achieve the optimal backlash setting for your differential.

• Preventive Care: A proper backlash adjustment not only eliminates unwanted noises but more importantly, safeguards the crown gear against premature wear and potential damage.

• Industry Superiority: Unlike other offerings, RacingDiffs emphasizes unparalleled precision, ensuring your BMW differential is tuned to perfection.

Every BMW enthusiast understands the importance of precise tuning. With RacingDiffs, you’re not just making adjustments—you’re upgrading to the pinnacle of precision. Ensure optimal performance and longevity for your differential with RacingDiffs’ Precision Shim Kit.

OEM part numbers:

-168mm-
33139065731
33-13-9-065-731
33 13 9 065 731
33.13.9.065.731

33139065732
33-13-9-065-732
33 13 9 065 732
33.13.9.065.732

33139065733
33-13-9-065-733
33 13 9 065 733
33.13.9.065.733
———————-
-188mm-
33139065734
33-13-9-065-734
33 13 9 065 734
33.13.9.065.734

33139065735
33-13-9-065-735
33 13 9 065 735
33.13.9.065.735
———————-
-210mm-
33139065736
33-13-9-065-736
33 13 9 065 736
33.13.9.065.736

33139065737
33-13-9-065-737
33 13 9 065 737
33.13.9.065.737