Rear Air Bag Kit 07- GM P/U 1501

The Rear Air Bag Kit 07-GM P/U 1501 from Air Lift represents a proven load-leveling solution for full-size General Motors trucks manufactured between 2007 and 2018. As a mechanic who has installed countless suspension upgrades, I can tell you that factory rear springs compress under heavy payloads, affecting handling, ride height, and braking performance. This air spring kit addresses those issues directly, allowing drivers to maintain proper suspension geometry whether the truck is empty or fully loaded. Whether you tow trailers, haul cargo, or simply want consistent ride quality, this kit restores your truck's intended suspension characteristics and improves overall vehicle stability.

The Air Lift Loadlifter 5000 system employs dual air springs engineered to support up to 5,000 lbs of additional load capacity at the rear axle. The kit includes heavy-duty air springs, powder-coated steel brackets finished in black, and all necessary air lines and fittings for a complete installation. Air suspension operates by using pressurized air chambers to augment traditional coil springs, allowing you to adjust load support on demand—a critical advantage over passive leaf springs or coils that cannot adapt to changing cargo weight. The black powder-coat brackets resist corrosion and road salt, ensuring longevity in harsh weather and high-mileage environments. At 23.4 lbs, the complete kit remains manageable for single-technician installation while delivering robust performance without requiring frame modifications.

Fleet operators, contractors, and truck owners who regularly exceed factory payload recommendations will see immediate benefits in axle load distribution, reduced sagging, and improved brake response under load. Installation fits GM full-size trucks—Silverado, Sierra, and other 1500-series models from 2007 through 2018—without cutting or welding. The modular design allows air pressure adjustment via a simple dash-mounted control or manual valve, giving you fine-tuned control as payload changes. Professional installation is recommended to ensure proper air line routing, bracket alignment, and compressor integration with your truck's electrical system. For anyone serious about maximizing towing capacity, protecting suspension components, or achieving a level stance under load, this Air Lift rear air bag kit is a field-proven upgrade that delivers measurable improvements in ride quality and vehicle safety.