Shock Absorber Type 643 Competition PSD Mono Shock packed down

packed down

in combination with optimized rebound and compression damping

Geometry is subtly corrected via negative travel so seat height remains essentially stock while steering feel improves

A solid milled upper mount integrates the high- and low-speed compression adjusters

A* = Linkage / Triangle linkage

Shock Absorber Type 643 Competition PSD Mono Shock packed down643 QSD Diagonal, traversable reservoir. Originally developed for the Honda VFR 1200, this Competition shock adds a diagonally mounted, rotatable compression reservoir to the Wilbers construction kit, unlocking multiple mounting options on bikes with limited space. The upper mount integrates the high and low speed compression adjusters for precise damping control. Spring preload is continuously adjustable with the supplied spanner or, optionally,