This variator and transmission set is one of the best dollar-for-dollar bolt-ons to improve your scooter’s performance Though designed especially for the Genuine Buddy 125 or 150 it may fit many other scooters with the common GY6 engineDescription This variator and transmission set is one of the best dollar-for-dollar bolt-ons to improve your scooter’s performance. Though designed especially for the Genuine Buddy 125 or 150 it may fit many other scooters with the common GY6 engine. Made by NCY.Features:Ultralight balanced componentsOversized wear padsState of the art Teflon coatingsUltralight gold Teflon coated overdrive variatorUltralight outer drive face Ultralight large shoe racing clutchUltralight drilled and vented clutch bellDual range secondary slider Roller weights Compression spring Ball bearing compression spring seatBenefits:Quicker accelerationHigher top speedsSmooth operation ? WARNING California Residents: Proposition 65 Warning