Blue Line Variator Assembly; 139QMB, Genuine 50, Tao Tao genuine roughhouse 50 0 - 10) with Speed

0 - 10) with Speed rating J (62 mph)

Venom: VMS-15

For the version with the flywheel

This NCY Performance Shock for the Honda Ruckus NPS50 features an adjustable spring pre-load for an improved ride and a white finish on the spring for superior looks

Blue Line Variator Assembly; 139QMB, Genuine 50, Tao Tao genuine roughhouse 50 0 - 10) with SpeedThis variator assembly replaces stock equipment on Genuine Buddy 50 and RoughHouse 50 scooters, as well as bikes with 139QMB engines. Original Parts For Scooters SKU 151 36 Specifications: Inner Diameter: 13mm Outer Diameter: 88mm Inner spline count: 26 Outer spline count: 62 Drive face spline count: 12 NOTE: To install on a Genuine Buddy 50 or RoughHouse, you must reuse the OEM drive face. Compatibility: Genuine Buddy 50 Genuine RoughHouse 50 139QMB