The Bilstein 5100 Series shock absorber is a high-gas pressure monotube damper specifically designed for lifted pickups, SUVs, and Jeeps. It features a 46mm digressive piston with a self-adjusting deflective disc valving, providing superior handling and control both on and off-road. Application: Rear axle. Lift height compatibility: 3-4 inches. Construction: Zinc-plated finish for durability against harsh conditions. This product is sold as a single unit. Article included in this SKU: 1x 24-185639 (Shock Absorber).