Front Coil-Over Shock With Bushings For John Deere HPX Gator XUV620i XUV850D. 1 springs are heat-treated and powder-coated to ensure durability and corrosion resistance in harsh conditions. The steel rod is micro-polished with double chrome plating to increase corrosion resistance and extend lifespan. 2 included isolators between the spring seat and springs to reduce noise and enhance comfort. Moreover, the shock absorber set comes pre-assembled with the spring, boot, bumper kit, spring seat, isolator, and shock mount. It can be quickly installed on your vehicle without the need for special tools. 3 We use the latest valving technology that works in stages based on the vehicle’s speed to provide optimal driving control. Additionally, the Teflon bonded piston seal helps reduce friction and keep temperatures low, ensuring the stability of the valve. 4 Designed to meet or exceed for OEM requirement and specification. No need to punch holes, direct replacement. No alterations are required to ensure in-situ installation. Coil-over Spring Shocks With Bushings Washers.