Variator rollers GY-6, DIO 6.5 g — variator rollers for 4-stroke scooters. The rollers move in the variator drive plate and change the gear ratio. The weight, 5.5 g or 6.5 g, is given in the product name.
It is time to replace them if you hear knocking, the rollers are worn, or the scooter accelerates sluggishly or does not reach top speed. After replacement, test the unit on a short ride and tighten the fasteners if necessary.
