Product Details
Description
Polini Variator Slides; Honda Dio, 139QMB
Key Details
- 242.029 Original Parts For Scooters SKU: 146-54
Compatibility
Fits many 139QMB-based 50cc / 80cc scooter engines. Confirm measurements, connector style, and engine family before ordering.
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 50cc, 80cc
- Engine Code: 139QMB
- Fits Models / Common Applications: Honda 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 139QMB engine?
A: This SKU is listed as compatible with 139QMB engine-code fitment. Always compare your original part and scooter details before ordering.
Q: Will this fit a Honda?
A: This SKU is listed with Honda model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 50cc scooters?
A: This SKU is listed with 50cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 0.3 lbs |
|---|---|
| Dimensions | 4 × 4 × 1 in |
| Condition | New |
|---|
Replace worn variator ramp plate slides with these Polini 16x13mm variator slides. The low-friction composite polymer construction resists belt dust, heat, and friction to restore smooth CVT up-shifts and down-shifts. Set of 3 slides. Made in Italy by Polini.Â
- Size: 16mm x 13mm
- Quantity: 3 slides per set
- Application: CVT variator ramp plate slides
- Weight: 0.1 lbs
- MPN: 242.029
- Made in Italy by Polini
Compatible Engine Codes (139QMB-based 50cc/80cc):
- 139QMA, 139QMB, 1P39QMB, 1P39QMA-2
- YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB
- BN139QMB, 147QMD, and other QMA/QMB variants
Compatible Models:
- Honda: Dio 50, Today 50, Giorno 50, Metropolitan (CHF50)
- Yamaha: Jog 50, Zuma 50F/FX (4T), Vino 50 (4T), C3 (XF50)
- Kymco / SYM: Agility 50, People 50, Super 8 50, Mio 50, Orbit 50
- Genuine: Buddy 50, Rattler 50, RoughHouse 50
- Chinese 50cc/80cc: TaoTao, Wolf, Ice Bear, Jonway, Bintelli, Lance, and most 139QMB-powered scooters
Aftermarket fitment note: MPN 242.029 is engineered for Polini Hi-Speed aftermarket variators using a 16x13mm roller pocket layout. Verify compatibility with your variator before ordering.





