
VERTEX Piston (manufacturer ref. 22966A) — aluminum piston designed for 450 cc engines, tailored to meet the demands of motocross and roadster practices. This precise replacement part is suitable for top-end rebuilds or preparations, and it adheres to the specified bore dimensions for reliable installation in compatible engines.
Designed to replace the original piston on the listed models, it is suitable for standard replacement or engine servicing. Ideal for riders maintaining their CRF450X/R or performing an overhaul after wear or machining of the bore. Follow the manufacturer's tolerances and procedures for installation: checking the rings, piston/cylinder head clearance, skirt orientation, and initial break-in.