I am a mode of transport but I am not very wide. I’ve an engine and two wheels I’m something you sit astride
motorcycle/ motorbike
This vehicle is a many wheeler, it makes frequent stops, so getting to places can be slow. In Mumbai they’re usually red but the ones you take to school are yellow.
bus
This has a saddle and a chain. And two pedals either side, it's two wheels have many spokes and it’s something on which you ride.
bicycle