Primary transmission POLINI 24/72 for VESPA 50, 75, 90 PK, SPECIAL, XL 2T

Ideal to accompany and support an advanced configuration. Here is the clutch, POLINI primary transmission ratio. High quality, its materials and its study are made in order to offer a resistance and reliability to any test. With straight teeth, the ratios will be longer and thanks to the materials the friction significantly reduced between the gears thus freeing the clutch and offering better performances.

Specific steel treated and hardened steel crown. This clutch / bell will support the biggest engine configurations like the high POLINI engine, to accompany POLINI clutch disks which will guarantee a better resistance of the clutch under pressure, thanks to the greater number of disks and to the springs which are harder compared to those of origin.

Technical characteristics:

- Primary ratio Z = 24/72

Mounts on:

-VESPA 50 PK - SPECIAL VESPA 50 - VESPA 50 XL ... 50, 75, 90.