Modenas Gt128 Manual Book Jun 2026

The kill switch must be in the “RUN” position for the starter to engage, even if the gearbox is in neutral.

The is more than just a booklet—it is a diagnostic tool, a parts catalog, and a safety guide all in one. Whether you are adjusting the DOHC timing chain or simply changing the brake fluid, doing so without the manual is a gamble. Modenas Gt128 Manual Book

The GT128 uses a wet sump system. Overfilling oil (above Full mark) will blow crankcase seals. Capacity: 1.0 Liter with filter change. The kill switch must be in the “RUN”

Inside, you’ll find some useful info like: a parts catalog

Safe riding, everyone!