Venom Arctic Cat HY-VO® Conversion 21/49.19T Internal Spline (Top)

These kits can upgrade the 2012-15 machines from Rexnord to HY-VO® and the 2016- and newer machines come with HY-VO chains and sprockets. HY-VO® chains must be used with HY-VO® sprockets. All kits include a BorgWarner HY-VO® chain, a top sprocket and a bottom sprocket and can be used with the stock tensioner.