2013-2015 PR-RMK TURBO & NON TURBO SNOWMOBILES.
Kurt's Polaris Gear Down Kit for stock 2013-2015 Pro-RMK quick-drive system. This kit replaces you factory belt and sprockets effectively gearing you Pro down from a 2.09 ratio to a 2.41 ratio. Kit Contents: 2 Billet Sprockets 2 Kevlar Belts Install tools Easy Installation Instructions.
§ 1/2 pound lighter that stock
§ Higher track speeds
§ 30-90 degree temperature reductions on both belts
§ 25% more belt to sprocket contact area
§ Improved throttle reponse