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.

ADJUSTABLE IN: Spring preload (stepless)

INCLUDED IN THE PACK: Mounting instructions, tool for adjuster spring preload ring.

Application:

PIAGGIO VESPA PRIMAVERA 4T 4V 50 2013 - 2015 C53100

PIAGGIO VESPA PRIMAVERA 2T 50 2013 - 2015 C53200

PIAGGIO VESPA SPRINT 4T 4V 50 2014 - 2014 C53101

PIAGGIO VESPA SPRINT 2T 2V 50 2014 - 2015 C53201

PIAGGIO VESPA PRIM. 4T 3V 25KM/H E4 50 2017 - > CA0200