Progressive front fork springs YSS - BMW K 75 RT ('89-'95) / BMW K 75 RT ABS ('89-'96) / BMW K 75 S ('85-'95) - YSS

Progressive fork spring set - YSS for BMW K 75 RT (1989-1995) / BMW K 75 RT ABS (1989-1996) / BMW K 75 S (1985-1995) / BMW K 75 S ABS (1985-1995).

Product Description:

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

Technical Specifications:
- Spring model: progressive;
- Length: 560 mm;
- Diameter: 32 mm;
- Spring rate 1: 5.7 N/mm;
- Spring rate 2: 8.7 N/mm;
- Left air chamber: 170 mm;
- Right air chamber: 170 mm;
- Recommended viscosity: 15W.

The complete application list can be found below.