Shock Absorber RS9000XL Shock Absorber RS9000XL Shock Absorber; 16.125 in. Extended; 11.563 in. Collapsed; 4.562 in. Stroke; SPECIFICATIONS: Collapsed Length (in.): 11.563 Extended Length (in.): 16.125 Shock Stroke (in.): 4.562 Adjustable: No Compressed Bumper Stop: No Dust Shield: Yes Extended Bumper Stop: No Extended Hydraulic Lockout: No Finish: Painted Product Grade: Economy FEATURES: 2.75in. Body Diameter (on select applications) 18mm Diameter Piston Rod (on select applications) Liquid Metallic Finish Nitrogen Gas Charged Limited Lifetime Warranty Rancho's(R) new RS9000XL shock absorbers feature adjustable damping with either a 2.75- or 2.38-in. diameter reserve tube. This massive shock body allows the RS9000XL to run cooler and more consistent even under the most demanding towing conditions, enhancing performance and durability, and is constructed with a larger than typical 18-mm diameter chromed piston rod. Rancho(R) RS9000XL(TM) shock series are engineered with nine position tuning technology that provides nine different levels of shock performance. These premium shocks also have polyurethane bushings that enhance shock performance and durability along with a boot that protects the shock rod and oil seal. Rancho is the off-road suspension and shock division of Tenneco.