Vertex Top-End Piston Kit for KTM 85 SX (2018-2026) menu-parts-enduro-mx-batteries-electronics-stators I (Size A) is a

I (Size A) is a comprehensive top-end rebuild solution designed for high-performance 125cc two-stroke engines

Using fresh engine oil for lubrication during the installation process will help ensure a smooth break-in period and long-term durability

EXC-F FACTORY EDITION (EU)

The outer protective sleeve and integrated rubber boot help shield the line from debris

We recommend using a new gasket during installation to ensure a leak-free seal

Vertex Top-End Piston Kit for KTM 85 SX (2018-2026) menu-parts-enduro-mx-batteries-electronics-stators I (Size A) is aHigh performance Vertex top end piston kit for KTM 85 SX models from 2018 to 2026. Engineered for precision and durability, this kit includes the piston, rings, pin, and clips for a complete top end refresh.