Dr. Pulley 18x12 Sliding Roller Weights Options:9G Regardless of which grade of

Regardless of which grade of Hylomar sealant you use

Electronic items are non-returnable Compatible with Razor Part #: W13114501164

Experience a revolution in CVT performance with the Dr

Fits Genuine Buddy 125/150/170i and all GY6 QMJ/QMI/QMK 125–169cc drum brake assemblies

Dr. Pulley 18x12 Sliding Roller Weights Options:9G Regardless of which grade ofDr. Pulley 18x12 Sliding Roller Weights. These weights fit the following: Yamaha: Snosport 125 (Snoscoot), XC125 (Riva Beluga, may require 8pcs), Cuxi 115 Stella: Automatic 125 Please select weight above. Traditionally, gear ratio is changed by the up and down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF). Now the innovative Dr. Pulley Sliding Roller Weights slide up and down the ramp to change the gear ratio.