4 Inch Lift Kit 69-72 Chevy Truck 4x4 K10/K20/GMC Truck 4x4 K10/K20/Suburban 4x4/Blazer 4x4/Jimmy EZ-Ride Tuff Country Suspension - Leaf Springs - Leaf Spring Hanger The rpm limit is adjustable

The rpm limit is adjustable with plug-in modules and the wiring is routed into NASCAR approved Deutsch style MSD connectors

We highly recommend this kit only be installed by a competent welder

Touchscreen Benefits:

-20 left hand thread female heim joint with a 1/2 in

and extended sway bar links

4 Inch Lift Kit 69-72 Chevy Truck 4x4 K10/K20/GMC Truck 4x4 K10/K20/Suburban 4x4/Blazer 4x4/Jimmy EZ-Ride Tuff Country Suspension - Leaf Springs - Leaf Spring Hanger The rpm limit is adjustableTuff Country EZ Ride Suspension's suspension lift kits are more than your average lift kit. All systems are engineered to give the highest quality and best value on the market. All Tuff Country lift kits and leveling kits are backed by a limited lifetime warranty. Get a superior ride with the Tuff Country EZ Ride leafs springs. Each spring is tapered, snub rolled and pre set for the most comfortable ride available in a lifted positive arch leaf