Progressive Fork Springs By YSS - Honda CB 500 F Four 1971-1977

A perfect solution to the harshness and bottoming problems common with damping rod forks.

Features of YSS PD Fork Valves:

• Gives the progressive feeling of cartridge forks
• More control
• Improved comfort
• Better steering response
• Damping adjustable and tuneable to any application
• Light-weight - made with 6061 T6 aluminium
• 65 Rockwell hardened
• Long-lasting
• Easy to fit
• Complete with full installation instructions
• Two-year warranty