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Description: Naraku Compression Spring aka torque spring does a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. Markings..

Description: Naraku Compression Spring aka torque spring does a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 1500rpm spring. Markings..

Description: Naraku Compression Spring aka torque spring does a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. Markings ..

Description: Naraku Compression Spring aka torque spring does a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. Markings ..

Description: The ultimate variator for your 139QMB transmission! The teflon coated roller tracks prevent debris accumulation that causes roller weights to flat spot, leading to extended roller weight life and consistently smooth transitions.NARAKU sports variator for 139QMB and Kymco 50cc 4-stroke e..

Description: NCY Compression Spring aka torque spring do a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. This NCY 1000..

Description: NCY Compression Spring aka torque spring do a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. This NCY 1500..

Description: NCY Compression Spring aka torque spring do a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. This NCY 2000..

Description: The ultimate variator for your 139QMB and DIO transmission! This beauty is lighter than any other variator on the market weight in at 17.3oz and at 89mm outer diameter drive face is ideal for all types of riding. The teflon coated roller tracks prevent debris accumulation that causes ro..

Description: The ultimate variator set for your 139QMB and DIO transmission! This beauty is lighter than any other variator on the market weight in at 17.3oz and at 89mm outer diameter drive face is ideal for all types of riding. The teflon coated roller tracks prevent debris accumulation that cause..

Description: NCY Variator Ramp Top aka Pressure Plate for your 139QMB and DIO transmission!Compatible with most variator housing on the market works on Yamaha JOG Minarelli engines, Chinese Yamaha Clones such as the 1PE40QMB 1E40QMB engines, Honda Ruckus, 139QMB 50cc 4 stroke engines, Vertical Honda..

Description: SSP-G Compression Spring aka torque spring do a couple of things. First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. Markings on..

Description: SSP-G Compression Spring aka torque spring do a couple of things. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 1500rpm spring. Markings on the spring help you identify the strength of the sp..

Description: SSP-G Compression Spring aka torque spring do a couple of things.First, they supply the pressure to engage the belt. They also determine the rate at which the CVT transmission changes from low to high gear. A 1000rpm spring will go into a higher gear than a 2000rpm spring. Markings on t..

Description: Great quality test roller weights for Honda DIO/Elite, GET, and 139QMB 4-stroke engines. Lower your stock weight (8gm) with 6s or 7s for a great performance upgrade for better take and just plain replacing worn out stock weights. 16X13 mm roller set for 139QMB and many other scooters. P..