YSS 455mm - 4.8Nm Fork springsRef : YSS00227A / 1037433

Replace the original springs with a pair of YSS fork springs designed for motocross: manufacturer reference LO435A048S455X. These springs measure 455 mm and offer a nominal stiffness of 4.8 Nm, suitable for plungers with an inner diameter of 43.5 mm (upper and lower). Supplied in pairs, this kit allows for the harmonisation of fork behaviour for more consistent handling on demanding terrains.

• Brand: YSS
• Category: Spring kit
• Packaging: per pair
• Length: 455 mm
• Upper/lower inner diameter: 43.5 mm
• Stiffness: 4.8 Nm
• Recommended rider weight:
  • 75–85 kg
  • 85–95 kg
  • 95–105 kg

Designed for motocross use, these springs are suitable for competition and training forks, and are particularly compatible with the following models: Yamaha YZ 125 (2017), Husqvarna FC 450 (2015), and KTM 505 SX‑F (2007). Check the inner diameter of your tubes and the usable length before installation. Product delivered ready to be installed by a mechanic or a preparer experienced with motocross front ends.