S scott agbuis Free Member Mar 10, 2020 #1 Stock gearing is 21/42 70P. Polaris recommends 20/43 70P for high elevation. I want to re-use stock chain and gear down as far as possible. Can I go down to 19/44? Don't care about top speed. Want the best track speed in pow. Any other thoughts?
Stock gearing is 21/42 70P. Polaris recommends 20/43 70P for high elevation. I want to re-use stock chain and gear down as far as possible. Can I go down to 19/44? Don't care about top speed. Want the best track speed in pow. Any other thoughts?
S shagsmc Free Member Mar 12, 2020 #2 The service manual says my 2019 850 gearing is 19/40 and 8tooth drivers with a 70p. Interesting stock on the 18 is 21/42.
The service manual says my 2019 850 gearing is 19/40 and 8tooth drivers with a 70p. Interesting stock on the 18 is 21/42.
