New gearbox output sprocket adaptable for 50cc 139FMB-B 50 4 motorcycle Archive, Mash, Masai, Orion ...
Front sprocket technical characteristics and dimensions
Brand: generic
Drive train type: 428
Number of teeth: 14
Material: steel
Colour: grey
Dimensions of the front toothed pinion (see marks on the typical drawing)
A - Inner width (outer diameter of gearbox shaft): 17mm
B - Inner width: 14 mm
C - Fixing center distance: 30 mm
D - Diameter fixing holes: 6 mm
A chain is made up of different links, or links, and can be of different widths. It is essential to check the type of secondary transmission which you need before order. All the parts of the kit, namely the pinion, the chain and the crown, must imperatively be same type (not).
Compatibility models for guidance, it is advisable to disassemble the part to be replaced beforehand and check the correspondence with pictures and dimensions indicated on the site.