12 Bolt GM Rear End Differential Cover Gasket
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Q & A
What's in the Box
Replace your stock rearend cover gasket with these reusable gaskets. Made of top-quality materials, these differential cover gaskets are designed to ensure a leak-free seal.
12 Bolt GM Rearend Differential Cover Gasket
- Pressed composite
- Fits GM cover (part number 550-3784)
- 12 bolt GM differentials
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1964-72 GM 12-Bolt Rear End Differential Axle CoverMore Info
GM TH350/TH400 Oil Pan Bolt KitMore Info
Add some visual attitude to your rear axle with these chrome differential covers. They're stamped from heavy-gauge steel to ward off those pesky oil leaks, and chrome plated for long lasting good looks.
GM 12-Bolt Rearend Differential Cover
- Most 1964-72 GM corporate axles
Chrome bolt set for TH-350 and TH-400 automatic transmission oil pans.