KIT FORK SPRING - Yamaha YZF-R1 1000 ('09-'14) - YSS

Front fork spring set - YSS for Yamaha YZF-R1 1000 (2009-2014).

Product Description:

- YSS internal fork springs are stiffer than the original;
- YSS fork springs are made from high-quality steel;
- This allows for a reduction in wire thickness, making the spring more responsive;
- To minimize noise and improve oil flow in the fork, the springs are fully polished and ground on the top and bottom;
- The delivery package includes 2 springs for a complete fork conversion;

Technical Specifications:
- Spring type: linear;
- Length: 270 mm;
- Diameter: 38 mm;
- Spring rate: 10.5 N/mm;
- Left air chamber: 95-110 mm;
- Right air chamber: 95-110 mm;
- Recommended viscosity: 10W.

The complete application list can be found below.