* Made from genuine Yamaha parts
* Helps increase engine revolutions and increase acceleration
* +add 5-25
* No need to modify
* Guaranteed 160+ every car
- Product Name : Fast Kit Roller Weights Drive Pulley
- Condition: 100% brand new
- Material: Metal
- Color: as picture show
- Package includes : 1 set
- Fitment : Yamaha XMAX 300 2015 - 2024
- Note: Please check as much as possible to make sure the item is the one that you need.Any quesiton, please feel free to let us know:)