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The Yukon 8.875" GM 12-bolt truck 3.42 rear kit with 30-spline Dura Grip posi supplies a 3.42 ratio ring and pinion, a 30-spline Yukon Dura Grip limited-slip unit, and axle bearings and seals for GM 12-bolt re-gears. The Master Install package contains the small parts needed to complete a differential rebuild and offers a rebuildable posiunit to simplify service for 12-bolt applications, all under one part number.
Yukon Gear 8.875in GM 12T 3.42 Rear Ring & Pinion Install Kit 30 Spline Positraction Axle Bearings
