Description
Naraku Super Transmission Kit for GY6 4-stroke 50cc 139QMB
Note: Custom exhausts or cylinders may require extra tuning and a harder torque spring.
$239.00
Unleash your scooter’s true potential with the plug-and-play Naraku Eco Drive Kit.
This all-in-one upgrade removes factory restrictions to deliver faster hill starts and a higher top speed.
Includes the variator, vario sleeve, rollers, heavy-duty clutch & the matching clutch bell. Perfect for stock scooters, fits all 4-stroke 139QMB engines.
Arrives 14-19 days
Note: Custom exhausts or cylinders may require extra tuning and a harder torque spring.