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.
Fits Dana Spicer 70. 4.10 and down ratio only. 35 spline. Clutch style positraction. Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth.
Not for GM Express / Savana Vans. Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and two bottles of Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is not recommended and may result in aggressive or noisy operation.
D70 35spl 4.10 & DOWN DURAGRIP POSITRACTION, ABS