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Pinion Shim Set 8-7/8 12 Bolt Car Differential

GM12SK - Pinion Shim Set 8-7/8" 12 Bolt Car Differential

Aftermarket replacement now available for 12 bolt models. The shim kit includes the correct size pinion shims for 12 bolt applications.

Set Includes 10 shims that measure 2.25" O.D. and 1.65" I.D.

Shim thickness:
  • 3 - .020"shims
  • 4 - .030" shims
  • 3 - .037" shims

For vehicles with GM 12-bolt rear end:

Buick models:
  • 1973-75 Apollo
  • 1971-89 Electra
  • 1973-87 Regal
  • 1975-78 Riviera
  • 1970-79 Skylark
  • + Learn More

Product #: GM12SK

In Stock Now!

MSRP: $10.99 set
Classic: $9.99 set


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