Polaris RZR S 900/1000 rear cv axles set 2015 2016 2017 2018 Please verify your year, make and model in the product details before purchasing. OEM Replacement. Brand New Complete CV Axle Assembly 4340 Cr-Moly Steel Shaft Fully Assembled inboard / outboard cv joints with neoprene boots 1 Year Warranty (excludes lift kits & torn boots)