Vespa TS 125 [1977-1978] - racing clutch with Z23 sprocket straight teeth

POLINI racing clutch Z23 with straight teeth for Vespa TS 125

The POLINI racing clutch with Z23 ring gear and straight-toothed pinion is designed for the Vespa TS 125 built in 1977-1978. Designed for racing use, it operates in reverse: the unit connected to the crankshaft is the inner hub instead of the outer bell.

Function and design features

• Pressure plate on thrust bearings for resilient and precise actuation
• Aluminum bell as part of the clutch construction
• Cover of the block with oil collecting channel
• Adjustable spring force to adapt the clutch characteristics
• Straight toothed Z23 pinion for selecting the appropriate primary toothing

Technical data

The aluminum discs are enlarged by 8 teeth and support efficient power transmission. The clutch allows the gear ratios to be adjusted by choosing the primary gear. Replacement of the primary gear is planned for later adjustments. The construction supports precise and smooth gear shifting.

Vehicle assignment

Suitable for Vespa TS 125, built between 1977 and 1978.

Selection note

The product is designed with a Z23 straight tooth pinion. The design is suitable for applications in which the primary gearing needs to be specifically selected and the gear ratio needs to be adjusted.