Product Details
Description
Dr. Pulley 16x13 Sliding Roller Weights is a variable product with selectable options. Choose the correct option before adding to cart.
Product Details
ScootsUSA offers the best dr pulley 16x13 sliding roller weights at great prices. Explore our catalog for top-quality parts and fast shipping! Dr. Pulley 16x13 Sliding Roller Weights for 50cc 4-stroke QMB139 engines. Please select weight from drop-down menu. The following sizes now come in Black Pearl material: 5g, 6g, 6.5g, 8g. Please see photo gallery for an example. Traditionally, gear ratio is changed by the up-and-down rolling movement of the roller weights in the ramp of the Movable Drive Pulley (MDF). 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. Please see our Warranty & Returns Policy. Size: 16x13 Set of 6 Available in 3 Gram Through 11 Gram Weights, Including Half Gram Weights Broadens your range of gear ratios Increases acceleration and re-acceleration properties Increases top end speed Lasts longer than standard roller weights U. S. Patent Number: 7,276,004 Please Note: Weight Color May Vary SUPPORTED MODELS: Fits and compatible with Honda Dio, Fits and compatible with Honda Elite 50, Fits and compatible with Honda Ruckus 50 (NPS50), QMB139 50cc/49cc
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 | 10.5g, 10g, 11g, 3.5g, 3g, 4.5g, 4g, 5.5g, 5g, 6.5g, 6g, 7.5g, 7g, 8.5g, 8g, 9.5g, 9g |
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 49cc, 50cc, QMB139, Ruckus, 4-Stroke
- Engine Code: QMB139
- Fits Models / Common Applications: Honda Ruckus 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 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 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 49cc scooters?
A: This SKU is listed with 49cc engine-size fitment. Confirm exact model, year, and part style before ordering.
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: 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 | N/A |
|---|---|
| Dimensions | N/A |
| Size | 10.5g, 10g, 11g, 3.5g, 3g, 4.5g, 4g, 5.5g, 5g, 6.5g, 6g, 7.5g, 7g, 8.5g, 8g, 9.5g, 9g |





