Complete Top End Kit by Vertex

Complete top end kit for the repair and maintenance of motocross and enduro engines, supplied with the necessary parts for piston and seal replacement. The 2T versions include a needle cage for the crankshaft bearing, while the 4T versions come with a timing chain. This kit centralises the essential components to reduce the time and cost of top end operations.

Practicality and Features

• Supplied with piston, rings, piston pin, circlips, and top end gaskets for a complete top end replacement.
• Needle cage included for 2T applications, allowing for the replacement of the crankshaft bearing during servicing.
• 4T kits provided with a timing chain to cover the specific elements for four-stroke engines.
• OEM Reference VTK24383C

Usage and Performance

• Designed for Enduro and Cross practices, suitable for off-road motorcycles requiring a new or overhauled top end.
• Enables a top end overhaul after wear or breakage by grouping the necessary parts together at the same time.

Examples of Compatible Motorcycles

• BETA RR 125 2T X-PRO (2025)
• BETA RR 125 2T RACE (2025)
• BETA RR 125 2T RACING (2024)

Complete list of compatible motorcycles available in the dedicated section below