Yukon Gear Dura Grip Positraction For GM 7.625in w/ 28 Spline Axles / 3.23+

Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. The Dura Grip is engineered for long life and is completely rebuildable. Dura Grips are constructed with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches. For unmatched positraction performance, the Dura Grip is the ultimate choice. When your vehicle demands performance, durability and strength, choose Yukon Dura Grip.Installation InstructionsInstallation InstructionsThis Part Fits: Year Make Model Submodel 1973-1975 Buick Apollo Base 1975 Buick Apollo SR 1977-1979 Buick Electra 225 1980-1981 Buick Electra Estate Wagon 1977-1981 Buick Electra Limited 1978-1981 Buick Electra Park Avenue 1978-1981 Buick Regal Base 1978-1981 Buick Regal Limited 1978-1981 Buick Regal Sport 1975-1979 Buick Skylark Base 1978-1979 Buick Skylark Custom 1976-1