YSS front forks PD valve 2 pieces set 29 mm diameter PD fork valves 29 mm diameter

Get the performance of the cartridge type front fork, wearing an PD valve

Seated vehicle service documentation mentioned standard front fork oil and oil level is OK
PD valve diameter front fork Springs fit the inner diameter and outer diameter regardless of vehicle emissions, is can be fitted to most vehicles.


And major commercial vehicle uses type telescopic front fork
Front fork damper effects are made on the damping force of the damper rod (フロントフォークシリンダ).
Traveling in a front fork damper rod (front folksilinda) type
When I picked up the CAP and have a sense of pushing up and kick in the fine suspension movement
By attaching the PD valve at the low speed of the fork even at high speed cartridge type front fork like
Like the waist, supple movements and changes up front fork damping effect.

PD valve valve is opening and closing of the valve will change depending on the flow rate of oil
The tension of the spring is mounted on the PD valve adjust the damping force of the shock.


Use the PD valve is placed between the front fork spring and damper rod (フロントフォークシリンダ).
It takes some PD valve height-preload front fork color or front fork Springs cut make a self-resetting.
It requires processing eliminates the damping force of the damper rod (フロントフォークシリンダ).

This item is stocked from the YSS JAPAN Japan dealer.

Price: 12000 yen

Fork spring outer diameter 29 mm;