Transmission and selection - 139 FMB

Click on the yellow circles to see the parts

You will find precisely the exact part for the engine of your motorcycle 139FMB on this technical diagram of the gearbox and the engine selection: click on "details" or on the image of the spare part to access its detailed product sheet .

All spare parts of the 139FMB gearbox and engine selection are in stock and available on our website: complete gearbox, primary and secondary gearbox shaft, gearbox gearbox, spinnaker gearbox and bearing, fork gearbox, speed selector cylinder, locking finger, motor return spring, engine selection shaft, shift selector, gear selector rubber,

You will find in this category a wide range of parts for your 50cc motorcycle equipped with a 139 FMB 4 type engine. Compatible with brands like Yamasaki, Eurocka, Skyteam, TNT Motor, Kymco or Kinroad.

Original and adaptable motorcycle parts - Microfiche Engine 139FMB - Exploded drawing: Diagram of the gearbox and selector.