About These Items:1.Tailored Fit for Popular ModelsThese air bag suspension kits are designed to fit multiple vehicle models, including GMC Sierra, Chevrolet Silverado, Dodge Ram, and F0rd F250/F350. Covering a wide range of years (1999â2023), these kits are ideal for both 2WD and 4WD configurations, ensuring precise compatibility.2.Enhanced Load CapacityEach kit is rated to support up to 5000 lbs (2267.96 kg), offering robust support to prevent bottoming out, reduce friction, and maintain stability under heavy loads.3.Adjustable Suspension PressureFeaturing a working range of 5â100 psi, these suspension systems adapt to various driving conditions, providing custom adjustments for load weight and terrain.4.Leak-Proof and Durable DesignWith NR natural rubber air bags, pre-assembled air nozzles, and durable nylon air tubes, these kits ensure an air-tight seal and consistent performance, even in demanding conditions.5.Smooth Ride and SafetyPositioned strategically between the axle and the frame, the air bags reduce friction, prevent contact damage, and enhance braking performance, ensuring a stable and comfortable driving experience.Key Differences:1.Compatibility RangeChevrolet Silverado/GMC Sierra: 1500, 2500HD, and 3500HD models from 2007â2023.Dodge Ram: 1500, 2500, and 3500, including Classic editions, from 2003â2023.F0rd F250/F350: Models from 1999â2010.2.Weight and DimensionsWeights range from 17.6 lbs (8 kg) to 33.8 lbs (15.33 kg).Dimensions vary, with air bag sizes ranging from Φ5.6"x5.6" to Φ6.9"x7.3".Inlet Port Thread Specifications1/8" NPTF threads for Chevrolet and GMC models.1/2" NPTF threads for Dodge and F0rd applications.3.Material and DesignNR natural rubber ensures flexibility and durability, while Q355 iron components provide long-lasting strength.Specifications:Rated Load Capacity: 5000 lbs (2267.96 kg).Operating Pressure Range: 5â100 psi.Material: NR natural rubber and Q355 iron.Inlet Port Thread Sizes: 1/8" or 1/2" NPTF.Air Tube Diameter: 1/4 inch.Weight and Dimensions: Varies by model.Package Contents:2 Air Bags (with pre-installed swivel fittings, varying by model).Upper and Lower Mounting Brackets for secure installation.Nylon Explosion-Proof Air Tubes and Schrader Valves.Thread Locker Adhesive and Tube Cutter.Mounting hardware such as bolts, nuts, washers, and clamps.Heat shields, worm gear clamps, and cable ties (select models).User Manual with step-by-step instructions for a no-drill installation process.Rubber