Vespa Cosa 125 [1988-1997] - racing clutch with Z24 sprocket straight teeth

POLINI racing clutch Z24 for Vespa Cosa 125

The POLINI racing clutch with Z24 gear rim and straight-toothed pinion is designed for performance-oriented power transmission. Their reverse function differs from the conventional structure: not the outer bell, but the inner hub is connected to the crankshaft. As a result, the clutch forms an independent technical solution for the drive sector.

Function and structure

• Pressure plate on thrust bearing for precise and smooth operation
• Aluminum bell
• Block cover with oil collecting groove
• Aluminum discs reinforced with 8 teeth to support power transmission

The spring force of the clutch can be adjusted. This means that the clutch set-up can be adapted to the respective intended use. The straight-toothed Z24 primary gear also allows you to select a suitable toothing to adjust the gear ratio.

Technical features

• Version: Racing clutch with Z24 sprocket
• Pinion: straight toothed
• Housing area: aluminum bell
• Actuation: pressure plate on thrust bearing
• Tuning: adjustable spring force and adjustable gear ratio by choosing the primary gear

Vehicle assignment

The POLINI racing clutch is designed for the Vespa Cosa 125 built between 1988 and 1997.

Selection note

The Z24 pinion has straight teeth. When selecting the clutch, the desired toothing of the primary gear should match the intended ratio.