Vertex Complete Top End Kit - Casted Piston Cylinder kitRef : VER00555A / 1117195003

VERTEX Complete Top End Kit - Cast Piston (Ref. VTK24570C)

Designed to quickly restore the heart of the engine, this Vertex top end kit gathers all the necessary components to replace the piston and peripherals. Ideal for motocross riders looking to save time during maintenance, this kit simplifies the reconstruction of the top end without the need to search for each part separately.

• Included: piston, rings, piston pin, circlips, top end gaskets, needle bearing (for 2T applications). 4T kits include a timing chain.
• Piston Compression: Standard
• Bore Diameter: 54.00 mm (oversize letter C)
• Piston Diameter: Ø 53.960 mm
• Material: aluminum (cast piston)

Vertex provides a complete replacement set: cast aluminum piston, fitted rings, and full mounting hardware (pin and circlips) for a clean installation. The needle bearing is included for two-stroke applications, eliminating the need to purchase the crank pin bearing separately.

Main Compatibilities: YAMAHA YZ 125 (2026 - 125 cc), FANTIC XX 125 (2026 - 125 cc), FANTIC XE 125 (2025 - 125 cc). Always check the model and bore reference before ordering.