Fatman Parts

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Factory diagram — Crankshaft Seal Retainer

Factory diagram — Crankshaft Seal Retainer

Factory diagrams

GMC

Rear Main Seal Retainer

UsedOEM

OEM GMC Rear Main Seal Retainer part #12633579

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Close match — verify with VIN before checkout. VIN check beats regret.

Estimated Dispatch

Ships in 24–48 hours

$66.93

Fitment
Guaranteed fit
Shipping
Fast U.S. shipping
Returns
Easy returns
Support
Real support

Specifications

SKU

FTM-CHARM-12633579

OEM Part #

12633579

Shipping Class

ground

Warranty

—

$66.93