Hickey Deep Finned Aluminum Rear Differential Cover, 12 Bolt

Keep your differential cool when the going gets rough. The deep finned aluminum alloy cover increases lube oil capacity by an additional quart. The deep fins and added lube oil help the differential fun cooler increasing bearing and gear life. A necessity for towing trailers and driving at sustained high speeds. No interference with leaf springs. Gasket and mounting bolts included.