2011-2018 GMC Sierra 3500HD Front Suspension Lift Kit & Bilstein Shocks 4WD 4x4 Shock Series:5100 Series these U-bolts will restore the

these U-bolts will restore the clamping force on your spring assembly

Machined from sold slabs of 6061-T6 aircraft aluminum each block is sure to never bend or warp when placed under high stress loads

Note: Fits 4WD Only

Our Pro-Billet Series Lift wheel spacers are precision engineered to widen your track-width

Installation instructions

2011-2018 GMC Sierra 3500HD Front Suspension Lift Kit & Bilstein Shocks 4WD 4x4 Shock Series:5100 Series these U-bolts will restore the2x Front Lift Steel Torsion Keys 2x Front Bilstein Shocks Installation instructions IMPORTANT: Fits 8 Lug models ONLY Please check out our installation video: Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck without sacrificing ride quality. This kit replaces your factory torsion key and is precision indexed to lift and level your front end any amount from 1" to 3".