1999-2007 (Classic) GMC Sierra 1500 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift:3" Tapered Lift Blocks (Overloads) Includes 2 Piece Front Spacers

Includes 2 Piece Front Spacers Set

and Heavy Duty Low-Profile Acorn Nuts to seat and center the spacer to your original studs

and 3" Toyota T100 lift & leveling options to enhance the clearance

6 x 135mm Bolt Pattern and 87mm Center Bore

Ultra-High Density Polyurethane Spring Spacers for a Perfect Fit

1999-2007 (Classic) GMC Sierra 1500 4WD Rear Lift Blocks with Premium Forged Flat Top U-Bolts Rear Lift:3" Tapered Lift Blocks (Overloads) Includes 2 Piece Front Spacers2x Rear Lift Blocks with 9 16" Single Pin 4x Premium Forged Flat Top U Bolts Installation Hardware Notes: Will fit 6 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