Mini Motor 47cc 49cc Dirt Bike Fully Auto Gearbox Clutch Dirtbike Minimoto

Features:
This system slows down the power at the engine before it goes to the chain.
This gearbox comes in a short and long type, this is the longer version with more distance between drive sprocket and clutch bell centre.
If changing from the short gearbox you will need a longer chain, if changing to this gearbox from the short version you will need to remove some chain links.
Reduction ratio is 3 to 1.
Fits 47cc 49cc dirt bike.