YSS Fork Springs 485mm - 4.8Nm (manufacturer part number LO435A048S485X): spring kit designed for off-road and motocross machines. Designed to replace the original springs to adjust the spring curve to the rider's weight and motocross riding style, these springs allow for adjustments to preload and fork progression.

• Brand: YSS
• Packaging: sold in pairs
• Length: 485 mm
• Stiffness (manufacturer data): 4.8Nm
• Top inner diameter: 43.5 mm
• Bottom inner diameter: 43.5 mm
• Rider weight ranges: 65–75 / 75–85 / 85–95 / 95–105 kg

These springs are aimed at motocross riders who wish to adjust the damping of their forks based on weight and riding style. Their length and inner diameter correspond to common configurations of motocross forks; please check compatibility with your fork before installation. Installation is recommended by a technician or a workshop equipped to ensure proper preload adjustment and front end uniformity.

Compatible motorcycles (examples):

• KTM 250 SX (2016)
• HUSQVARNA FC 250 (2016)
• KAWASAKI KX 450 F (KX450D) (2006)