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Dr. Pulley 16x13 Sliding Roller Weights 4.5 Gram

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Product details

Management number 215519640 Release Date 2026/04/12 List Price $17.20 Model Number 215519640
Category

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.

  • 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 p
  • hoto gallery for an example. Traditionally, gear ratio is changed by the up-and-down rolling movemen
Brand Dr. Pulley
Item Weight 1.6 ounces
Package Dimensions 3.5 x 3 x 1 inches
Manufacturer Part Number 169-217-4.5g
Is Discontinued By Manufacturer No

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