Vespa Vespa 150 [1977-1981] - racing clutch with Z24 sprocket straight teeth

POLINI racing clutch with Z24 pinion for Vespa 150

The POLINI racing clutch with Z24 gear ring and straight-toothed pinion is assigned to the Vespa Vespa 150 vehicle for the model year range 1977–1981. Their reverse operation moves the connection to the crankshaft from the outer bell to the inner hub.

Function and structure

The construction combines a pressure plate on thrust bearings with an aluminum bell. The block cover has an oil collection groove. Reinforced aluminum discs with 8 teeth support the power transmission within the clutch. The spring force can be adjusted so that the clutch can be adjusted to the respective setting.

Technical features

• Sprocket with Z=24
• Straight toothed pinion
• Pressure plate on thrust bearing
• Aluminum bell
• Block cover with oil collecting groove
• Reinforced aluminum discs with 8 teeth
• Adjustable clutch spring force

Translation customizable

The POLINI HT coupling enables the selection of different primary gear teeth. This allows the translation to be adjusted by replacing the primary gear. A primary gear with Z=24 and straight teeth is provided for this version. Spare parts from the POLINI catalog allow the configuration to be adjusted later.

Vehicle assignment

Suitable for Vespa Vespa 150, built between 1977 and 1981. The clutch supports precise and smooth shifting processes in a coordinated vehicle structure.