Factory Race Series 2.5 Reservoir smooth body shocks give you enhanced ride quality and the control you need when heading off the pavement. They take their design from our Off-Road race shocks, so they've been thoroughly perfected in brutal conditions that you will probably never see. Our athletes push the boundaries in competition to develop race-proven performance you can bolt onto your Truck or SUV. External reservoir allows for increase oil and nitrogen capacity while delivering striking race look. Applications are available to fit most stock and lifted Trucks and SUVs. Our complete line of bolt-on, Factory Series shocks provide improved damping in any terrain. Experience for yourself the incredible performance and precise control that Factory Race Series 2.5 Reservoir shocks deliver. Body 2.5" smooth bore zinc plated seamless steel body Body Plating Zinc-plated and double-clear coated for long lasting finish Reservoir 2.5" Smooth bore and honed seamless alloy reservoir Components Black-anodized, CNC-machined 6061-T6 billet aluminum Shaft 7/8" hard chrome plated heat-treated alloy steel Piston Race-developed high-flow piston design Valving Application specific valving to maximize performance Seals Redundant sealing pack system main seal, wiper seal, scraper seal Bearing PTFE-lined, heat-treated, alloy steel spherical Adjuster Type DSC - Dual Speed Compression Extended 20.400 Compressed 13.410 Travel 6.990 Top Mount Stem Top Bottom Mount Stem Top Fitment notes Includes Billet Reservoir Clamp | Does Not Fit Leaf Spring Models