Shock Absorber Type 643 Competition QS Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) Spring preload is continuously adjustable

Spring preload is continuously adjustable with the supplied spanner or

It’s easy to adjust

and spirited country-road riding

The hose can be routed freely where space and airflow allow — such as along the rear frame — providing extra cooling

Shock Absorber Type 643 Competition QS Preload Adjuster:Hydraulic Preload Adjuster (Wilbers-PA) (+$505) Spring preload is continuously adjustableSwiveling, 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