Variator rollers 12g 19x17 mm Piaggio Xevo, X9, Vespa 125 ... Polini

Variator rollers 19 x 17 mm 12 grams

Set of 6 new engine transmission rollers adaptable for scooter 50cc, 125cc, 150cc and other displacements Aprilia SR, Gilera Stalker, Piaggio X9... These rollers are adaptable on the models indicated but can also correspond to other variators on scooters, quads or buggies, we advise to check that your rollers are identical before ordering it is ie check the outer diameter and the width (thickness of the roller). Regarding the weight, it's up to you to choose, either by using the same grammage or by modifying it to influence the behavior of your engine. It is recommended to order several ranges of roller weights to perfect your settings:

• By climbing more pebbles slight you will have a better acceleration
• By climbing more pebbles heavy you will have a better top speed

Technical characteristics and dimensions of vario rollers

• Mark: Polini
• Manufacturer no .: 242.090
• Outer diameter of roller: 19 mm
• Roller Width: 17 mm
• Mass: 12 grams