Rear Air Suspension Kit compatible with Chevrolet / GMC Silverado / Sierra 1500 trucks Have you ever noticed a difference in ride control when driving empty vs. driving fully loaded? Your truck's factory suspension was designed as a compromise between capability and comfort. When hauling heavy loads, the rear springs can be pushed to the limit-resulting in excessive bounce, sagging ride height, and an overall feeling of instability. With the simple addition of an Pacbrake Air Suspension Kits by Pacbrake, you can distribute weight evenly to your tires, supporting any load without overtaxing your existing system. Pacbrake Sleeve Style Air Spring Kits are made with black anodized aluminum end caps and nylon reinforced rubber giving you maximum strength and durability! Each Pacbrake Sleeve Style Air Spring Kit is equipped with precision laser cut powder coated steel brackets, grade 5 plated hardware, airline and all accessories required for the perfect bolt on install. Pacbrake Air Bags come with a Lifetime Warranty. Please refer to the warranty document for more details. With Pacbrake Air Springs you can level your truck's stance and eliminate your vehicle's sag, sway and bottoming out while providing added support for an overall smooth and safe ride. Details: Compatible with 07-18 Silverado/Sierra 1500 Short/Standard Beds 69.3-78.7 Inch. Finish Anodized. Rated to 1,800 lbs. Location: Rear. Spring Type: Double Convoluted. Hardware Included: Yes. Color: Black.