Eibach Stage 2 Pro UTV Performance Spring System Polaris RZR XP 1000 The Pro-Utv Stage 2 kit from Eibach is designed to increase performance with 2-4 riders and up to 99 lbs. of additional weight. This dual-spring setup comes complete with springs, sliders, stop rings and instructions. Proudly made by Eibach in the Usa. Features: Designed to increase performance with 2-4 riders and up to 99 lbs. of additional weight Race-proven durability, quality and repeatability you can rely on Adjustable shock lock-out collars included to allow fine tuning of the transition point of the dual-spring setup Improves turn-in response and better hookup out of turns Smoother ride over rough terrain Stiffer spring rates prevent bottoming in g-outs Includes all necessary parts Made in USA