Seller notes

This is a new ProX top end rebuild kit for the 2005-21 Yamaha YZ125. The kit is supplied with Standard size piston, rings, wrist pin, clips and fits standard 54mm bore size. Note: This piston kit is new, but original production = manufactured in Japan. Also includes is a top end gasket set and new top end bearing. ProX pistons are the best original replacement parts available. Always great quality for reliable running engines. Year and model are important, check yours first before purchasing. Re...

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