EPI Complete Rear Axle Kit Polaris RZR XP / 4 1000 EPI Rear Axle Kits offer a seamless OE-spec replacement for UTV axle shafts. Arriving pre-assembled, these comprehensive Axle Kits are ready for immediate installation. The product also includes axle boots, clamps and grease. Each kit is intended to cater to either the rear left or rear right side of the vehicle. Features: Rear left or rear right fitment Direct, high quality OE axle replacement Comes assembled and ready to install Components vary by model Sold each Includes: Outboard joint Axle shaft Inboard joint or u-joint Boots, clamps and grease Note : Images for reference only.