Single chamber scooter mono shock, gas (Nitrogen) pressurised, with separate floating piston. Specific set-up for every scooter model.  The dual spring system ensures an initial comfort together with a progressive force, thus ensuring the best functionality on uneven surfaces. YXB 51 longer length than the original version. YXB shocks are available in the following versions: 01 red/black spring, for sporty looking vehicles - 02 black/grey spring, for classic scooters.

TECHNICAL FEATURES High resistance treated shock body and steel rod, billet aluminium external tank, upper and lower heads all CNC machined.

ADJUSTMENTS:

Spring preload (stepless).

BOX INCLUDES Specific assembly instruction, suspension manual, tools for spring preload adjustment.