2000-2010 GMC Sierra 2500HD 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift Height:1" Non-Tapered Lift Blocks NOTES: Only fits 4WD HD

NOTES: Only fits 4WD HD models

ensures high stability across all terrain conditions

The Flat Top Design increases contact mating area with your vehicle's leaf springs

NOTES: 2007 Classic models only

TWICE the strength of the factory system

2000-2010 GMC Sierra 2500HD 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift Height:1" Non-Tapered Lift Blocks NOTES: Only fits 4WD HD2x 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