8.5″ GM EXTRA HD standard Open case (uses larger bearings).

Yukon Gear and Axle manufactures a full line of standard open and positraction carrier cases for a variety of applications. The castings and machining are kept to the highest of standards to produce a carrier which provides both high strength and tight tolerances for long life.

Standard open carrier case

Fits GM 8.5″ with 28 or 30 spline axles

Fits GM 8.5″ with 28 or 30 spline axles

Does not include spider gears

Has larger carrier carrier bearing journals for high strength