VERTEX offers you this replacement piston for your original top engine mounted on your motocross YAMAHA YZ 125cc from 2005 to 2020. This piston has the same characteristics as the original but it is improved and forged. With its flat piston head, its slightly bevelled ring (be careful with the direction), graphite and its lubrication point at the level of the exhaust bar it allows an increased reliability and optimal performances. Sold as on the photo with the piston, ring, these 2 clips in C as well as are piston pin. We advise you to change your needle cage at each piston change to avoid premature breakage

Available in 4 wear dimensions:

A: 53.93mm

B: 53.94mm

C: 53.95mm

D: 53.96mm

Fits on:

YAMAHA YZ125 2005

YAMAHA YZ125 2006

YAMAHA YZ125 2007

YAMAHA YZ125 2008

YAMAHA YZ125 2009

YAMAHA YZ125 2010

YAMAHA YZ125 2011

YAMAHA YZ125 2012

YAMAHA YZ125 2013

YAMAHA YZ125 2014

YAMAHA YZ125 2015

YAMAHA YZ125 2016

YAMAHA YZ125 2017

YAMAHA YZ125 2018

YAMAHA YZ125 2019

YAMAHA YZ125 2020