2000-2010 GMC Sierra 3500HD Full Suspension Lift Kit, Install Tool, Shock Extenders & Shims 2WD 4WD 33-028187 **Some models may require modification/grinding

**Some models may require modification/grinding due to smaller factory key retaining plate

we reinforced the structure of these blocks with a 1/4" thick CNC plasma cut center support structure

and look of your GMC Yukon XL 1500

The spacers are also anodized so that they will not rust and stay looking great for as long as you own your vehicle

Accuracy and Perfect Fitment

2000-2010 GMC Sierra 3500HD Full Suspension Lift Kit, Install Tool, Shock Extenders & Shims 2WD 4WD 33-028187 **Some models may require modification/grinding2x Front Lift Steel Torsion Keys 2x Shock Extenders with Hardware 2x Rear Billet Lift Blocks Anodized Black 4x Premium Electrostatic Powder Coated U Bolts 2x Pinion Alignment Shims 1x Torsion Key Unloading Tool Installation instructions FITS: 2000 2010 GMC 3500HD IMPORTANT: This kit may require extended U Bolts for overloads. Fits 8 Lug models ONLY. Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and