PROX 97mm FORGED PISTON KIT B, YAMAHA YZ450F 14-18, WR450F 16-18, YZ450FX 16-18

Prox Piston Kit

• Bore: 97.00mm
• Compression Ratio: 12.5:1

ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.

Compatible Models:

• Yamaha WR 450 F: 2016 - 2018
• Yamaha YZ 450 F: 2014 - 2017

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.