so,im back. ill explain in other thred. ok, so i have a mower with 4 inch front pulley and a 9 on the back, i need to know how to calculate speed in 6th gear. currently it take 22 revs of the 9in pulley to make the 18in tire go 1 rev. i thought ide use a 10in pulley front and 2 inch on transaxel to give me crazy speed. what gear ratio could i use to get the best top end speed? low end can be slowcause i still mow with it.