The Bilstein 5125 Series (33-230382) is a high-gas pressure monotube shock absorber designed specifically for custom lifted pickups and SUVs. This shock features a 46mm digressive piston that self-adjusts to various road conditions, providing superior fade-free performance and consistent handling. Finished with a durable zinc plating, it is engineered to handle the rigors of off-road use while maintaining street comfort. Specifications: Extended Length: 501.5mm / 19.74in; Collapsed Length: 310mm / 12.2in; Stroke: 191.5mm / 7.54in; Valving: 255/70. This item is sold as a single unit or as part of a suspension upgrade kit. Kit includes: 1x Shock Absorber (33-230382), 1x Mounting Hardware Pack (E4-GV2-Z008A00), and 2x Hourglass Bushings (pre-installed).