Vespa Vespa 150 [1977-1981] - racing clutch with Z22 sprocket with helical teeth

POLINI racing clutch with Z22 pinion for Vespa 150

The POLINI racing clutch with helical Z22 pinion is designed for the Vespa Vespa 150 built between 1977 and 1981. Their reverse operation connects the crankshaft to the inner hub instead of the outer clutch bell. This makes it a special technical solution for the clutch structure of this Vespa.

Technical features

• Pressure plate on thrust bearing
• Aluminum bell
• Block cover with oil collecting groove
• Reinforced aluminum discs with 8 teeth
• Helical toothed Z22 pinion

The reinforced aluminum discs with 8 teeth support effective power transmission. The clutch also allows the spring force to be adjusted. This allows the actuation to be adapted to the desired coordination of the clutch.

Translation adjustment

The primary gear on this clutch can be replaced to tune the gear ratio. A Z22 pinion with helical teeth is provided for this version. The available selection of different primary gears opens up various options for adjusting the gear ratio.

Vehicle assignment

The POLINI racing clutch is assigned to the Vespa Vespa 150, built between 1977 and 1981. The gearshift is designed for precise and smooth gear changes.