YSS PR305I055-090S275X Progressive Fork Springs 30.5X5.5X9X275

The YSS fork springs are a fundamental element for improving your motorcycle's performance, offering an optimization of the suspension response. With a length of 275 mm and a diameter of 30.5 mm, these progressive springs are designed to ensure a perfect balance between comfort and stability, adapting to different riding conditions.

The first spring has a stiffness of 5.5 N/mm, while the second reaches 9.0 N/mm, allowing for a smooth and controlled progression during compression phases. The air gap of 150 mm is designed to maximize the functionality of the suspension, providing an excellent response to stresses.

For optimal performance, it is recommended to use oil with a viscosity of 10W, which will help maintain the fork's performance under ideal conditions. The YSS springs are the perfect choice for those who want a more responsive and safe riding experience without compromising comfort. Suitable for riders of various builds, these springs are ready to transform your way of tackling the road.

• Type: Progressive springs
• Length: 275 mm
• Diameter: 30.5 mm
• Stiffness of first spring: 5.5 N/mm
• Stiffness of second spring: 9.0 N/mm
• Air gap: 150 mm
• Recommended oil viscosity: 10W
• Suitable for different builds