BILSTEIN B8 gas-pressure shock absorbers offer the perfect performance enhancement to go with the sporty look of lowering suspension kits. The specially shortened high-performance shocks guarantee the required spring tension for lowering springs and therefore support the sporting and dynamic driving experience. FEATURES Bilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUV's. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers offer a significant improvement in ride quality, handling, and comfort. 2 in. seamless extruded tube 14mm centerless-ground, case-hardened, chromed, and super-polished rod 46mm Bilstein digressive piston Self-adjusting, deflective-disc independent rebound and compression Click on link below to verify fit before ordering. Dodge Ram 1500 4wd 0-2.5 inch lifted 1994-2001 / 2006-2008 Dodge Ram 2500 4wd 0-2.5 inch lifted 1994-2010 / 2011-2013 Dodge Ram 3500 4wd 0-2.5 inch lifted 1994-2010 / 2011-2012 Ford F-250/F-350 Super Duty 4wd 0-4 inch lifted 2005-2016 WARRANTY Parts LIMITED LIFETIME WARRANTYNote BILSTEIN warrants to the original retail purchaser that, for the life of each gas pressure shock, this product shall be free from defects in material and workmanship. Proof of purchase is required to process warranty.