Fanwheel Polini Air Speed Piaggio / Minarelli

With the Air Speed Drive, Polini offers the first fan for rear pulleys. It will be installed under the guide washer so that it has a secure seat without needing any additional mounting material. The extra cooling of the pulley and the clutch parts are said to lower the temperature and reduce wear.

• Brand: Polini
• SKU: U246.032
• Availability: In stock

Notes and Safety CVT PulleysPulleys are an integral part of the CVT system on scooters and mopeds with automatic CVT transmission. The continuously variable transmission consists of fixed and moving pulleys, the V-belt rises and falls between them depending on the engine speed, changing the speed of the vehicle.When should you change a pulley?There are two reasons for replacing pulleys:Wear and tear. Although pulleys are relatively durable, the constant sliding of the V-belt can deform the surface.Tuning. Different pulley angles and diameters can improve the handling of scooters or mopeds.Note: A CVT variator can only do a good job when CVT pulleys as well as torque drive pulleys are compati