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Motorbike parts and tools

Engine parts & cables

Upper engine

Cylinder kit Vertex Complete Top End Kit - Pro Version Forged Piston

NEW

Vertex Complete Top End Kit - Pro Version Forged Piston Cylinder kit

Non-contractual photo

NEW

Vertex Complete Top End Kit - Pro Version Forged Piston Cylinder kitRef : VER00557A / 1117196002

Recommended retail price:218,87 €?

207,90 ^€

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Description
Compatible motorbikes
Questions and answers

DescriptionVertex Complete Top End Kit - Pro Version Forged Piston Cylinder kit

Product details :

Features

The complete VERTEX Pro Version top-end kit (manufacturer part number VTK24571B) includes the essential parts for a quick and clean rebuild of the bottom end on motocross machines. Designed around a forged aluminum piston, this kit simplifies repairs by minimizing trips to the workshop and avoiding the assembly of scattered components. Ideal for those looking to get their engine in order before the season or after a muddy outing.

Pro Version forged piston (material: aluminum)
Rings
Piston pin
Circlips
Top-end gaskets
Needle cage (for 2T applications)
4T kits include a timing chain

Main features:

Piston compression: Standard
Bore diameter (mm): 54.00
Piston diameter (mm): Ø 53.950 / Ø 53.95
Oversize letter: B

Compatibility and use: oriented towards motocross, this kit is suitable for preparations and replacements on the small displacements listed among common applications (e.g., YAMAHA YZ 125 2026, FANTIC XX 125 2026, FANTIC XE 125 2025). Complete packaging for a clean and worry-free installation — ideal for track mechanics and riders who maintain their own engines.

Technical information :

Reference

VER00557A / 1117196002

Material

Aluminium

Piston compression

Standard

Rings Quantity

Engine

Piston diameter

Ø 53,950 mm