Improve your on and off-road ride quality with Rough Countrys premium N3 shocks! These 10-stage variable valving, high-pressure Nitrogen charged shocks offer a fantastic blend of off-road action and smooth highway ride quality. With a durable 18mm spring-loaded piston rod and faster-cooling 54mm shock body, this shock offers up to 36kN Tensile Strength for a long lifespan of impressive vibration dampening. Features natural rubber bushings and an eye-catching metallic silver paint.Features and Benefits10-Stage Variable ValvingHigh Pressure Nitrogen Charged35mm PistonChromed Hardened 18mm Piston Rod54mm Shock Body To Dissipate Heat Faster36kN Tensile StrengthSpring Loaded Piston Rod SealMilitary Spec. Fluid Rated To 40 Deg. CRubber Bushings For Better AbsorptionMetallic Silver PaintFree Shipping3-Year Manufacturers WarrantyApplication Summary2011-2013 Ram 2500 SLT ST Power Wagon Laramie Outdoorsman Laramie Longhorn SXT Big Horn Lone Star Tradesman (Rear) (Note: 0-3 in.; 35 mm. Piston; 54 mm. Shock Body; 36 Kilonewton Tensile Strength; Extended Length 28.03 in.; Collapsed Length 16.61 in.;Rear w/0 - 3 in. Lift2003-2010 Dodge Ram 2500 SLT ST Power Wagon Laramie Sport TRX4 SXT TRX (Rear) (Note: 0-3 in.; 35 mm. Piston; 54 mm. Shock Body; 36 Kilonewton Tensile Strength; Extended Length 28.03 in.; Collapsed Length 16.61 in.;Rear w/0 - 3 in. Lift)