General description The Rear Air Spring Suspension Level Kit is designed for Ford F-250 and F-350 models from 1999 to 2007, enhancing load capacity and stability. This kit is ideal for trucks equipped with BW Hitch 1105 or 1199R in the 49 in. position, making it suitable for many 3/4 ton and 1 ton pickups or vans. Technical specifications Spring Type: Leaf Placement: Rear Minimum PSI: 5 PSI Maximum PSI: 100 PSI Internal Jounce Bumper: Yes Material: Cured Natural Rubber Stroke: 150 mm Item Weight: 21.2 kg Package Dimensions: 74 x 27 x 20 cm Load Capacity: Up to 5000 LBS Design Height: 180 mm Extended Height: 200 mm Compressed Height: 100 mm Compatibility and accessories Compatible with Ford F-250 and F-350 models from 1999 to 2007, including: Ford F-250 4WD RWD (1999-2004) Ford F-350 4WD RWD (1999-2004) Ford F-250 Base Model (1999) Ford F-250 Super Cab (1999) Ford F-250 Harley-Davidson Edition (2005-2007) Ford F-250 King Ranch (2005-2007) Ford F-250 Lariat (2005-2007) Ford F-250 XL