Dr. Pulley 25x17 Sliding Roller Weights Options:18G This gear set delivers an

This gear set delivers an 18% increase in final drive ratio over the stock 13

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Dr. Pulley 25x17 Sliding Roller Weights Options:18G This gear set delivers anUpgrade your CVT performance with Dr. Pulley 25x17 Sliding Roller Weights. Unlike traditional roller weights that roll up and down the ramp of the moveable drive pulley, Dr. Pulley's patented sliding design moves linearly along the ramp eliminating abnormal wear, preventing gear ratio deterioration, and extending transmission life. Available in 15G and 18G. Sold as a set of 8. Sliding (not rolling) movement eliminates abnormal wear on ramp surfaces