These Polini counterpressure springs increase pressure by 25%, making them ideal for light tuning. When the level of tune increases, so too should the strength of the springs. Variator must be calibrated if springs are changed.
- Original Spring Loading: 65/34mm/kg
- Polini Spring Loading: 65/42mm/kg
- Spring Thickness: 4.9mm
- Spring Length: 116mm
- Inside Diameter: 57mm
- Number of Turns: 5
