Zip Locker For Toyota 8 Inch 4 Cylinder Yukon Gear & Axle Drivetrain & Differentials - Driveshafts - Drive Shaft Pinion Yoke Rear cast iron blocks (replace

Rear cast iron blocks (replace the factory blocks) and rear add-a-leafs lift the rear of the Dodge Ram

Adjust the rev limiter without removing the cap

Compatible with OE and aftermarket shock absorbers

1981-1993 Dodge W250 (Rear Axle)

Zip Locker For Toyota 8 Inch 4 Cylinder Yukon Gear & Axle Drivetrain & Differentials - Driveshafts - Drive Shaft Pinion Yoke Rear cast iron blocks (replaceThe Yukon Zip Locker is the latest in on demand traction. Its air operated design allows you to switch from an open differential to 100 percent lockup when you need it, giving you the ultimate in driver selectability. Details: Fits Toyota 8 inch with 4 cylinder engine Forged case and 8620 internals for added strength Works with a variety of air delivery systems Assembled in the USA 6 Year Warranty Against Manufacturer Defects Sold As A Kit Fits