1999-2007(Classic) Chevy Silverado 1500 Full Suspension Lift Kit w/ Tool & Extended Pro Comp Shocks 4WD 4x4 2WD 620553 The rear lift blocks are

The rear lift blocks are machined from

2x Rear Poly Lift Spacers

this premium material will never compress or warp under excessive loads or extreme riding conditions

This is perfect for trucks with lift kits from our Pro-Billet series

Included in this kit is our extremely Heavy Duty torsion key installation tool

1999-2007(Classic) Chevy Silverado 1500 Full Suspension Lift Kit w/ Tool & Extended Pro Comp Shocks 4WD 4x4 2WD 620553 The rear lift blocks are2x Front Lift Steel Torsion Keys 2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts 1x Torsion Key Unloading Tool 2x Front Pro Comp Extended Shocks 2x Rear Pro Comp Extended Shocks Installation instructions IMPORTANT: 6 Lug models ONLY. May require extended U Bolts for overload. Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck