2x Front Lift Spacers2x Rear Lift Blocks4x Forged Flat-Top U-Bolts2x Brake Line Relocation Brackets2x Front Bump Stop Drop SpacersInstallation HardwareInstallation instructions* Please check your truck's suspension setup before ordering.Some vehicles are equipped with OEM 2" or 4" rear blocks. For these models, rear lift height will vary based on the size of the factory block being replaced by our lift block.Enhance the look of your vehicle and run larger tires with Supreme Suspension's Lift Kits. Developed and rigorously tested by in-house ASE certified specialists, our products are precision CNC machined using only the latest in metal fabrication technology. Each piece is crafted with the optimal material blend for its specific application and coated with a long lasting, durable finish to protect against the elements, ensuring a lifetime of dependability under even the most extreme riding conditions.Included in this kit is our newly designed set of Forged Flat-Top U-Bolts, ISO 9001 certified and stamped to satisfy the highest quality control standards. Forging process condenses metal grain structures, significantly increasing tensile strength, while the flat top design increases contact mating area with leaf springs, providing 10 times more clamping force compared to traditional U-Bolts. These U-bolts offer maximum safety by restoring the necessary clamping force on your spring assembly, eliminate flexing of the leaf spring packs and provide the desired spring stiffness for your vehicle.Our perch lift kits also include our specially designed brake line relocation brackets to prevent brake hose hyper-extension during suspension articulation and two bump stop spacers to ensure correct bump stop clearance and prevent suspension from bottoming out. The included bump stop spacers will ensure correct bump stop clearance and prevent suspension from bottoming out.NOTES: An alignment is always recommended after altering the height of your vehicle.