Description Level your GM HD diesel without sacrificing ride quality or suspension performance. These re-indexed torsion bar keys provide a precise, smooth front-end lift while protecting ball joints, shocks, and steering components from premature wear. Part Number: KRKEY10 Features Special re-indexed torsion-bar adjusting keys Does not affect OEM ride quality Straightforward installation Fit up to 33" diameter tires Prevents premature wear on front-end components Designed for heavy-duty use Additional Information Professional alignment required after installation Installation time: Less than 2 hours (excluding alignment) Warranty Kryptonite No Fine Print Lifetime Warranty: Kryptonite steering and suspension components are warranted for life to their original purchaser. This warranty covers manufacturer defects, premature wear, or breakage. Race it, jump it, off-road it, wreck it, lift it—we don’t care. If you can break it, we will replace it. Your product(s) must be registered within 90 days of purchase at kryptoniteproducts.com. Click the Warranty tab on the home page and follow the Warranty Registration link. Proof of purchase is required. Without proper registration, warranty claims will be void.