Silverado 1500 4-Inch Lift Kit (Knuckle Kit)

Gain ground clearance and run 35-inch tires with this 4-inch Suspension Lift Kit. This system uses heavy-duty replacement steering knuckles to lift the front without over-extending the control arms. Includes rear blocks and U-bolts to lift the rear. The kit comes with N3 Nitrogen charged shocks for the rear, valved specifically for lifted truck applications. Maintains factory ride quality and track width. Includes differential drop spacers to keep CV axle angles within safe operating limits.