VERTEX Complete Top-End Kit - Ref. VTK23119D
Designed for demanding motocross riders seeking a clean and complete top-end rebuild, this Vertex kit includes all the necessary parts to replace the piston and peripherals without any surprises. Cast aluminum piston, controlled tolerances, and finish suitable for off-road use.

• Piston (diam. Ø 53.960 mm)
• Rings
• Piston pin
• Circlips
• Top-end gaskets
• Needle bearing (for 2T applications)
• For 4T kits, a timing chain is included

Technical Specifications

• Material: aluminum
• Nominal bore diameter: 54.00 mm
• Piston diameter: 53.96 mm
• Oversize letter: D
• Piston compression: Standard

This VERTEX top-end kit is intended for maintenance and repair operations during a re-bore or standard replacement. Supplied with the necessary sealing elements and moving parts, it simplifies the top-end refurbishment by limiting the search for additional parts. Ideal for motocross bikes and 125 cc displacements.

Compatibility (examples): FANTIC XE 125 (2022), YAMAHA YZ 125 (CE16) (2021), FANTIC XX 125 (2021).