Vertex Piston Kit - Yamaha YZ125 YZ125X - 53.95mm (C)

Manufactured in Italy, Vertex, the premier brand of OEM replacement pistons, is the OEM supplier to KTM and numerous European motorcycle and go-kart manufacturers. Vertex offers enthusiasts state-of-the-art, high-quality pistons for nearly any powersport use from motorcycles and ATVs to marine and karting. Manufactured to the highest standards in Japan, Vertex's piston rings are produced by the OEM suppliers so that they are direct OEM replacements. Vertex is the choice of those who truly seek the optimum in powersport performance in any application.

Compression Ratio STD Cylinder Diameter 54 mm Displacement 125 cc Piston Diameter 53.950mm

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 YAMAHA YZ125 2021 YAMAHA YZ125 2022 YAMAHA YZ125 2023 YAMAHA YZ125X 2020 YAMAHA YZ125X 2021 YAMAHA YZ125X 2022 YAMAHA YZ125X 2023