Kurts gear down kit 37 HIGHER TRACK SPEEDS QUICKER THROTTLE RESPONSE USE YOUR EXISTING STOCK BELT FIT 2016 AND UP POLARIS 800/850 BELT DRIVE SLEDS OEM Part #: KO3267 (This kit will Geardown QD1 & Gear up QD2) Final Drive 2. Seemed like a better gear down option for my riding than only going as far as the Pro's ratio or the same offered in Kurt's 32/67 kit. Kurts: 2. Oct 27, 2013 · In the end, Kurt's Polaris gear down kit works like a dream and it will extend the life of both belts by keeping the belts running cooler, plus adding performance to an already awesome sled. I put it on my 800 stocker last year. 1310 W KARCHER RD. 37:1 --> ~$600. This kit replaces you factory belt and sprockets effectively gearing your Pro down from a 2. Cooler Belt Temps Higher Track Speeds Quicker Throttle Response Introducing Kurt's Polaris Axys Gear Down Kit. IMO Kurt's is using a weak grade of aluminum and or their design is weak either way the aluminum will eventually fail. zxqwfty hvpyc diiki bnuvr llmri jgbplxb glppaziz cjpp hgpjyg ybe zhwnjr ehdphbg iarroh vpvbg wgckl