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Description: Dr. Pulley 25x15mm Sliding Roller Weights for Kymco Xciting 500cc 4-stroke engine. Traditionally, the gear ratio is changed by the up-and-down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF). With Dr. Pulley, no abnormal wear will occur even wh..

Description: Dr. Pulley Variator Slide Set for Kymco Xciting 500cc 4-stroke engine. The slide pieces in the variator are equally as important as the rollers. It is highly recommended to change the slide pieces to coincide with the rollers. The Dr. Pulley Variator Slides are made of the same abr..