The Bilstein B8 5125 Series (33-230351) is a high-performance, monotube gas pressure shock absorber designed specifically for custom lifted trucks and SUVs. Featuring a 46mm digressive piston and high-pressure nitrogen charge, these shocks provide superior fade-free performance and consistent handling on both highway and off-road terrain. The zinc-plated finish offers maximum protection against harsh environmental conditions. Technical Specifications: Extended Length: 656.5mm (25.85"), Collapsed Length: 393.2mm (15.48"), Travel: 263.3mm (10.37"), Mount Type: 5/8" Eyelet (Top and Bottom). This item is sold as a single unit (SKU: 33-230351). For a full axle set, please order 2 units.