J.Costa PRO variator kit for Kymco Agility 50 and QMB139 50cc 4T Chinese scooters.
This complete variator kit consists of the variator body, bell, bushing, slider and rollers. It is recommended that the assembly is done by professionals to ensure proper operation.
With the JCosta PRO variator for QMB139 50cc 4T you will achieve:
- Smoother running.
- Better aerodynamics.
- Weight reduction (inertial control).
- Lower temperature inside the variator, thanks to its revolutionary design with heatsink.
- Higher quality of all the variator components, thus increasing its durability and lower maintenance.
As a result, you will get:
- Faster performance.
- A greater reaction to the throttle, thanks to the Roller Pressure-Depression effect.
- A reduction in fuel consumption.
Please see our Warranty & Returns Policy.
- Uses 20mm Weights in 11g
- Made in Spain!