Vespa PX E Arcobaleno 200 [1981-1997] - racing clutch with Z22 sprocket with helical teeth
Description
POLINI racing clutch Z22 with helical teeth for Vespa PX E Arcobaleno 200
The POLINI HT racing clutch For Race is intended for the Vespa PX E Arcobaleno 200 from the 1981-1997 model year range. This version has a primary gear with Z=22 and helical teeth. This means that the coupling can be used specifically with the appropriate gearing.
![Vespa PX E Arcobaleno 200 [1981-1997] - racing clutch with ring gear Z22 pinion with helical teeth - product view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1147069-1_005b8f71-e947-4b6b-934c-a64d7fbef38d.jpg?v=1788619359)
Structure and functionality
With the innovative reverse operation, the part connected to the crankshaft is the inner hub and not the outer bell. The design combines several features designed for power transmission and operation:
- Pressure plate on thrust bearing
- Aluminum bell
- Cover on the block with oil collecting groove
- Aluminum discs reinforced with 8 teeth
Setting options
The spring force of the clutch can be adjusted. It is also possible to select the teeth of the primary gear to adjust the translation. The Polini HT Clutch For Race can be modified by replacing the primary gear with other available spare parts. The gearshift is designed for precise and smooth gear changes.
Vehicle assignment
Vespa PX E Arcobaleno 200, built between 1981 and 1997.
The technical version with Z=22 and helical-toothed pinion must be selected based on the existing gear ratio. Technical data and assembly instructions are available for professional assembly.
![Vespa PX E Arcobaleno 200 [1981-1997] - racing clutch with Z22 sprocket with helical teeth - detailed view](https://cdn.shopify.com/s/files/1/0871/4616/8646/files/1147069-2_6bcd2a0b-ca86-438e-be65-580e6efd9174.jpg?v=1788619359)