Description
Jims 6-speed overdrive transmission super kits:
Reduce vibration that creates wear, and enjoy a relaxing cruise with Jims overdrive 6-speed transmission super kits. Jims’ overdrive 6th gear (0.86:1 ratio) lowers engine RPM by almost 475 at 75 mph. In addition, 1st gear is a 2.94:1 close ratio that widens your bikes speed range in 1st gear and lessens the rpm drop when shifting into second. You can enjoy having a gear for every situation, from putting in traffic to open road cruising. Comb
