GY6 50cc (139QMB) Adjustable Racing Clutch

Adjustable Racing Clutch for 50cc Scooters

This adjustable racing clutch is built for 50cc engines and aims to improve performance across a number of scooter models. Spring tension can be changed to suit different riding habits and personal preferences. It is one of the useful GY6 50cc scooter parts, and it helps with quicker acceleration and better throttle response. Its inertia weight design is meant to keep the clutch engaging reliably in different conditions.

Adjustable Spring Tension

This clutch is made for strong performance and fits a variety of 50cc scooters. Riders can set the spring tension using the lock-in positions to tune how the scooter handles and delivers power. Adjustable inertia weights sit beneath the clutch shoes and help with grip and acceleration, so the part is a worthwhile upgrade for your scooter's drivetrain.

Fitting and Compatibility

This racing clutch works with several well-known 50cc scooter models, so it suits a wide range of riders. The layout makes it simple to install and allows it to sit properly within the scooter's current setup. Routine servicing or performance upgrades may call for replacing the clutch to keep it running at its best.

Specifications

• Size: Inner Diameter: 24mm x 28mm
• Position: Clutch
• Fits: GY6 50cc 4-stroke scooters, Buddy and Roughhouse 50, Yamaha Jog, Honda Elite 50 and Express 50
• OEM Part Number: 139QMB

Fitment

Fits:

• Chinese 50cc 4-stroke scooters (GY6 139QMB engine)
• Buddy 50
• Roughhouse 50
• Yamaha Jog
• Honda Elite 50
• Honda Express 50
• Chinese and Taiwanese 1E40/1PE40QMB 2-stroke scooters
• QMB139 50cc/49cc

How to choose: Pick a clutch whose inner diameter matches your drive: 24mm x 28mm.

Shop more: GY6 50cc Scooter Parts (139QMB) · GY6 Scooter Parts · Scooter Clutches & Clutch Springs · Scooter Parts