Product Details
Description
Dr. Pulley Sliding Weights (18x14): Buddy 125/150/170i & GY6 is a variable product with selectable options. Choose the correct option before adding to cart.
Product Details
Dr. Pulley 18x14mm Sliding Roller Weights fit Genuine Buddy 125, 150, and 170i, Blur 150 and 220i scooters, as well as 125/150cc GY6 bikes. Original Parts For Scooters SKU 169-218-10gTraditionally, the CVT gear ratio is changed by the up-and-down rolling movement of the roller weights in the ramp of the Moveable Drive Pulley (MDF) or variator. Now, the innovative Dr. Pulley Sliding Roller Weights slide up and down the ramp to change the gear ratio. This unique sliding movement (not rolling) provides exclusive advantages to increase CVT performance. With Dr. Pulley, no abnormal wear will occur even when running in high gear. Specifications: Size: 18x14Set of 6Available in 10g - 15.5g weightsBroadens your range of gear ratiosIncreases acceleration and re-acceleration propertiesIncreases top-end speedLasts longer than standard roller weightsCompatibility: Genuine Buddy 125Genuine Buddy 150 Genuine Buddy 170i Genuine Blur 150 Genuine Blur 220i157QMJ-based 125cc / 150cc / 169cc engines with the following engine codes:157QMJ161QMK152QMI1P61QMKYN1P57QMJ1P52FMI154FMIJJ157QMJ1P57QMJBN157QMJBN161QMK-AOther QMJ, QMK, and QMI modelsDon't see your engine listed? If the engine code includes "QM" or "FM", this product is compatible with your vehicle. About Dr. Pulley: Dr. Pulley is the world's leading authority for aftermarket performance CVT parts for all popular scooter brands including Honda, Yamaha, Genuine, Vespa, SYM, Lance, KYMCO, and GY6 / QMB powered scooters. Made in Taiwan with strict quality standards since 1987, Dr. Pulley is ISO 9001 certified.
Ordering Notes
Use the dropdown options on this product page to select the correct version, color, size, or fitment before ordering.
Additional information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Size | 10-0g, 10.5g, 11.5g, 11g, 12.5g, 12g, 13.5g, 13g, 14.5g, 14g, 15.5g, 15g |
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 125cc, 150cc, GY6, 4-Stroke
- Fits Models / Common Applications: Genuine Buddy and other compatible models may apply.
- Fitment Notes: Performance, CVT, Auto Transmission
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 Genuine?
A: This SKU is listed with Genuine model fitment where the scooter also matches the listed engine or fitment notes.
Q: Is this for 125cc scooters?
A: This SKU is listed with 125cc engine-size fitment. Confirm exact model, year, and part style 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 150cc scooters?
A: This SKU is listed with 150cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Size | 10-0g, 10.5g, 11.5g, 11g, 12.5g, 12g, 13.5g, 13g, 14.5g, 14g, 15.5g, 15g |





