2001-2010 Chevrolet Silverado 1500HD 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift Height:1.5" Non-Tapered Lift Blocks Each shackle is precision Laser

Each shackle is precision Laser Cut from High Strength Steel for outstanding performance & quality providing excellent strength and resistance to deformation

High Performance Black Zinc Coating Prevents Rust and Corrosion

The rear coil spring lift spacers are machined from 6061-T6 aircraft aluminum

Adjustable Mounting System Provides Perfect Custom Fit

*An alignment is always recommended if you are altering the height of your vehicle

2001-2010 Chevrolet Silverado 1500HD 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift Height:1.5" Non-Tapered Lift Blocks Each shackle is precision Laser2x Rear Lift Blocks with 9 16" Single Pin 4x Premium Forged Flat Top U Bolts Installation Hardware Notes: Will fit 8 Lug Models Only. Please check you rear suspension setup before ordering. We are proud to introduce our New Heavy Duty Steel Lift Blocks, precision engineered by our experts not only to lift your truck but to improve your ride quality and comfort as well as lifetime use. The 1" Heavy Duty Steel Blocks are constructed from one solid block