Product Details
DESCRIPTION: Polini Speed Clutch in 107mm for2 Stroke and 4 Stroke 50cc engines.Polini’s Speed clutches features lightweight reinforced clutch blocks and fiber reinforced shoes for long life, good grip and superior heat resistance. Great for use on stock or modified engines.Fits the following models and many more:Honda: Elite SA/SR50Aprilia: SR50, Scarabeo 50, Sport City 50, Mojito 50Genuine: Buddy 50, Roughhouse 50Derbi: Atlantis 50, GP1 50Kymco: Agility 50, People 50, Like 50, Super 8 50, Super 9 50, ZX50, Vitality 50Malaguti: F12 Phantom, F15 FirefoxSYM: DD50, Fiddle 1 & 2, Jet 50Peugeot: Speedfight (all)Piaggio: Fly 50, Zip, Zip 2, Typhoon 50Vespa: ET2, ET4, LX 50, Primavera 50, Modern-S 50Yamaha: Jog, Zuma 50, C3,Outer Diameter: 107mmIncludes 1 Extra Set of SpringsAprilia, Honda, Kymco, Piaggio, QMB139 50cc/49cc , Various unlisted makes/models, Vespa, Yamaha
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 49cc, 50cc, QMB139, 4-Stroke
- Engine Code: QMB139
- Fits Models / Common Applications: Genuine Buddy and Yamaha Zuma and other compatible models may apply.
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Common Fitment Questions
Q: Will this fit a QMB139 engine?
A: This SKU is listed as compatible with QMB139 engine-code fitment. Always compare your original part and scooter details before ordering.
Q: Will this fit a Genuine Buddy?
A: This SKU is listed with Genuine Buddy model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 49cc scooters?
A: This SKU is listed with 49cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 1.7 lbs |
|---|---|
| Dimensions | 5.5 × 6 × 2.5 in |
| Condition | New |
|---|
The Polini 107mm Speed Clutch is a high-performance replacement clutch for 2-stroke and 4-stroke 50cc scooter engines. Lightweight reinforced clutch blocks and fiber-reinforced shoes deliver superior heat resistance, strong grip, and long service life on both stock and modified engines. Includes one extra set of springs for tuning engagement RPM. Made in Italy.
Key Features
- 107mm outer diameter — direct replacement for OEM clutch bell
- Lightweight reinforced clutch blocks for faster engagement response
- Fiber-reinforced shoes for superior heat resistance and grip
- Includes 1 extra set of clutch springs for engagement tuning
- Compatible with 2-stroke and 4-stroke 50cc engines
- Made in Italy by Polini
- Outer Diameter: 107mm
- Engine Compatibility: 2-stroke and 4-stroke 50cc
- Includes: Clutch assembly + 1 extra set of springs
- Origin: Made in Italy
| Make | Models |
|---|---|
| Aprilia | SR50, Scarabeo 50, Sport City 50, Mojito 50 |
| Derbi | Atlantis 50, GP1 50 |
| Genuine | Buddy 50, Roughhouse 50 |
| Honda | Elite SA/SR50 |
| Kymco | Agility 50, People 50, Like 50, Super 8 50, Super 9 50, ZX50, Vitality 50 |
| Malaguti | F12 Phantom, F15 Firefox |
| Peugeot | Speedfight (all) |
| Piaggio | Fly 50, Zip, Zip 2, Typhoon 50 |
| SYM | DD50, Fiddle 1 & 2, Jet 50 |
| Vespa | ET2, ET4, LX 50, Primavera 50, S 50 |
| Yamaha | Jog, Zuma 50, C3 |
Visit our Shop by Diagrams page to confirm fitment for your specific model year.
This product is intended for off-road use only. Not legal for use in California on pollution-controlled vehicles. Check local laws before installing.
Performance upgrades are considered racing parts and are not covered by warranty.





