This HP Polygon clutch variator assembly is engineered to deliver smooth and reliable power transmission for your scooter or ATV. Designed as a direct replacement part, it fits a range of popular 125cc and 150cc GY6 engine models, including those from Gmax, Jonway, Baotian, and Keeway. The set includes the essential slider rollers to ensure optimal performance right out of the box. Crafted for durability, this component helps restore responsive acceleration and consistent variator operation. It is an ideal solution for routine maintenance or performance upgrades, offering a cost-effective way to keep your vehicle running smoothly. The product provides a practical fix for common wear issues in the transmission system. Please verify your specific scooter, buggy, or ATV model and engine specifications before purchasing to ensure a correct fit. This part is sold as a key component for DIY repairs and professional servicing alike.