Shock Absorber Type 643 Competition QS Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) Download ABE

Download ABE

The YSS PD Valve works seamlessly within your existing fork structure

After extensive development

The SKF green fork seal kit was developed to meet modern mobility demands

the spring rate has been refined using a slightly firmer spring combined with optimized rebound and compression damping

Shock Absorber Type 643 Competition QS Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) Download ABESwiveling, diagonally mounted compression reservoir. The reservoir is mounted at an angle and can swivel, offering numerous installation options on space constrained bikes. A solid milled upper mount integrates the high and low speed compression adjusters. Both compression and rebound provide 22 clicks of adjustment for uncompromised fine tuning. A pressure control valve prevents hydraulic blocking and tames sudden impacts. Spring preload is