The Bilstein 5100 Series 33-186559 Monotube Shock Absorber is a high-performance, direct-fit upgrade designed specifically for lifted trucks and SUVs. This shock features a 46mm digressive piston with self-adjusting deflective disc valving for superior damping control both on and off-road. The zinc-plated finish ensures durability against harsh elements. Included in this single unit (1pc) package: 1x Shock Absorber (33-186559), 1x Mounting Hardware Kit (including bushings, washers, and nuts where applicable). Specifications: 11-inch travel, gas-pressurized monotube design, valving 170/60. Perfect for vehicles with heavy-duty suspension lifts requiring extended travel.