Vespa PX E GS 200 [1987-1997] - Racing clutch with Z23 sprocket with helical teeth

POLINI racing clutch with Z23 sprocket for Vespa PX E GS 200

The POLINI HT racing clutch is designed for racing use on the Vespa PX E GS 200 built between 1987 and 1997. Their reverse operation moves the connection to the crankshaft from the outer bell to the inner hub. This means that the coupling forms an independent solution for the area of ​​application described.

Function and structure

• Pressure plate on thrust bearing for actuation of the clutch
• Aluminum bell as part of the clutch construction
• Cover with oil collecting channel
• Sprocket with 23 teeth and helical teeth
• Aluminum discs enlarged by 8 teeth

The enlarged aluminum discs are designed for efficient power transmission. The spring force of the clutch can be adjusted so that it can be tailored to the respective racing application. The gear ring with 23 teeth and helical teeth supports the selection of the appropriate primary gear ratio.

Coordination of the translation

The HT clutch enables the selection of a suitable toothing of the primary gear. A selection of spare parts is available for later adjustments; the modification is done by replacing the primary gear. The gearshift works precisely and smoothly, thereby supporting effortless gear changes.

Vehicle assignment

Suitable for Vespa PX E GS 200, built between 1987 and 1997.

The design combines a Z23 gear ring with helical teeth, adjustable spring force and the design features of the POLINI HT coupling.