CVT Rear Pulley GY6 139QMB

GY6 Torque Drive complete 139QMB,identical to OEM part, but available at a lower price.

• Brand: Standard Parts
• SKU: EKP-24610
• Availability: In stock

rear pulleyThe torque drive, also called secondary or driven pulley, is an integral part of the automatic transmission on scooters. It is the counterpart to the variator or front pulley and forms the rear drive unit. The rear pulley is located at the rear of the CVT housing and forms a unit with the clutch. As with the front pulley, there are also tuning versions of the rear pulley.Working of a CVT transmissionThe front and rear pulley (variator and torque driver) work together and are interdependent. At idle, the V-belt rides on its highest position on the rear pulley and on its lowest position on the front pulley. When you accelerate and engine speed increases, the drive pulley in front tu