BUILT TO LAST -- Low-friction, self-lubricating seal retains gas and oil for quicker rebound and smoother compression while the application-specific piston delivers heightened control of shock motion due to the expanded piston area HANDLES EXTREME TEMPERATURE CHANGES -- Large twin-tube body filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes Engineered as a reliable replacement for OEM part numbers 15810-5A2-A01 and 916-985, providing durability and maintaining engine efficiency without compromise Rancho RS55329 RS5000X Suspension Shock Absorber ; Brand. Rancho ; Manufacturer Part Number. RS55329 ; Manufacturer Warranty. Yes ; Shipping Service: Please refer... Shock Absorber-RS5000X Front Rancho RS55329 | eBay IMPROVED HANDLING AND PERFORMANCE -- Cross Tuned technology featuring exclusive rebound valving system and advanced compression phase improves overall handling and performance on and off road Featuring a unique, exclusive valving system and advanced compression functionality, Rancho® RS5000®X shocks deliver improved overall on- and off-road handling and performance. COMPATIBILITY – Fits2018-2018 Jeep Wrangler JK; 2007-2017 Jeep Wrangler SMOOTH PERFORMANCE -- Polyurethane rebound bumper and rubber bushings help absorb ride harshness while the fluon-banded piston enhances responsiveness to changing road conditions for an overall smoother ride Steering Stabilizer Jeep Jk Rancho RS5000X Gas Shocks RS55329 Rancho Lift Kit Jeep Jk