VERTEX GP Racer Choice Forged Piston – Ref. 24639A

Designed for demanding off-road riders, the VERTEX GP Racer Choice forged piston is aimed at motocross machines in need of robust and precise thermal components. VERTEX, a manufacturer specialized in thermal elements for off-road, equips numerous motorcycles and offers here a competition-oriented part with "Racing" compression. Ideal for engine preparation and oversized cylinder upgrades.

• Type: Forged piston
• Usage: Motocross / Racing
• Piston compression: Racing
• Bore diameter: 97.00 mm
• Piston diameter: Ø 96.950 mm (oversize letter: A)
• Material: Aluminum

This forged aluminum piston offers geometry and tolerances suited to the requirements of the referenced 450 cc engines, including YAMAHA YZ 450 F (2026), FANTIC XXF 450 (2024), and YAMAHA WR 450 F (2026). Its finish and dimensions allow for careful installation and predictable engine behavior on track or trail.

Product recommended for builds where dimensional reliability and thermal stability are important. Check the exact compatibility with your engine before installation and adhere to the manufacturer's recommendations for break-in and assembly.