2000-2013 GMC Yukon XL 2500 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Ram SRT-10 2WD: Comes with 3/4" Stud

2WD: Comes with 3/4" Stud Extenders that fit 2WD Models Only

Our easy install kit bolts right on and requires no cutting or grinding

Shoulder 0

if your lock nut has already backed off or come loose

5" and 2" GMC Sierra 2500HD 3500HD wheel spacer options to enhance the clearance

2000-2013 GMC Yukon XL 2500 2WD 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Ram SRT-10 2WD: Comes with 3/4" Stud2x Rear Lift Blocks with 9 16" Single Pin 4x Premium Forged Flat Top U Bolts Installation Hardware Notes: Will Fit 8 Lug Models Only. 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 of Steel, while the 1. 5", 2" and 3" Rear Lift Blocks