Description: This leveling kit is designed for 1999 - 2010 GMC 2500/3500 HD trucks. Kryptonite Upper Control Arms fix the upper ball - joint angle problem that occurs with factory upper control arms after suspension adjustment. They also correct the front - end alignment to meet factory specs, which is hard to achieve with factory arms. The adjustable torsion key offers up to 2 inches of lift and clears space for up to 33 - inch wheels and tires. Kryptonite keys won't affect the OEM ride and don't add extra pressure on stock suspension components. Part Number: KR10STAGE2. Features: Corrects upper ball - joint angle; Corrects front - end alignment; Forged Torsion Keys (not cast); Uses factory - length shocks; Provides up to 2 inches of lift; Clears space for up to 33 - inch tires; Shock extensions let you use stock shocks. Includes: 2 x Kryptonite Upper Control Arms Powder coated black (KRUCA10); 2 x Kryptonite Bolt in ball joints (KRUCA10); 2 x Kryptonite Forged Leveling Keys (KRKEY10); 2 x Kryptonite Shock Extensions (KRSE10). Optional Parts: 1 x Kryptonite Cam Bolt Kit (Part Number: KRY - 0026). It's recommended for trucks in harsh climates or with high mileage. It allows for an additional - 1.5º to + 1.5º of camber adjustment. Notes: Cam Bolt Kit won't work with a control arm drop lift kit. Warranty: Kryptonite offers a No Fine Print Lifetime Warranty to the original purchaser against manufacturer defects, premature wear or breakage. Excludes Heim Joints. Products must be bought from an authorized dealer and warranty registration completed within 90 days of purchase.

Using this leveling kit is straightforward. First, install the Kryptonite Upper Control Arms. This will correct the upper ball - joint angle and front - end alignment of your truck. Next, fit the adjustable torsion keys. They'll give your truck up to 2 inches of lift and clear space for larger wheels and tires. You can use your factory - length shocks with the included shock extensions. When it comes to the optional cam bolt kit, it's a good idea to install it if your truck is in a harsh climate or has high mileage. Just remember, it won't work with a control arm drop lift kit. As for maintenance, keep an eye on the components for any signs of wear or damage. If you notice anything wrong, check your warranty. Remember, you must buy the product from an authorized dealer and register the warranty within 90 days of purchase. And the warranty doesn't cover Heim Joints.