Yukon Gear & Axle Dura Grip Positraction - GM 8.5" & 8.6" w/ 30 Spline Axles 1950595 Some vehicles may require Z-bar

Some vehicles may require Z-bar modification for proper fit

90 Degree Filler Spout

1988-1990 GMC R3500

2014-2015 Jeep Cherokee

Yukon Gear & Axle Dura Grip Positraction - GM 8.5" & 8.6" w/ 30 Spline Axles 1950595 Some vehicles may require Z-barYukon Gear Dura Grip Posi Traction Differential For GM 8. 5" & GM 8. 6", 30 Spline Axles Fits GM 8. 5'' and 8. 6'', 2. 73 and up ratios, 30 spline. Dura Grip Posi Tractions feature a 4 spring design and composite clutches for long life and forged internals for high strength. The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura