1999-2007 Chevrolet Silverado 1500 4WD Full Suspension Lift Kit with Rear U-Bolt Flip Kit & MAX Performance Shocks front print The rear lift blocks are

The rear lift blocks are machined from T6 Aircraft Aluminum

Will not fit or work properly without the control arm upgrade

Note: Wheel / tire size combinations after lift may vary

2x Rear Delrin Coil Lift Spacers

1999-2007 Chevrolet Silverado 1500 4WD Full Suspension Lift Kit with Rear U-Bolt Flip Kit & MAX Performance Shocks front print The rear lift blocks are2x Cold Forged Steel MAX Torsion Keys 2x High Strength Steel Lift Blocks 4x Heavy Duty 5 8" Round Bend U bolts 4x High Strength Steel U Bolt Flip Plates 2x T6 Billet Aluminum Axle Alignment Shims 4x Supreme Suspensions MAX Performance Extended Shocks Premium Silicone Blend Shock Boots Installation Hardware and Instructions Notes: Compatible only with 4WD 6 Lug Models and 2007 Classic Model. Because Trucks differ from one another, in some cases it may