Model B may refer to:
Aircraft
edit- Chu Hummingbird Model B, an experimental helicopter
- Funk Model B, a 1930s two-seat cabin monoplane
- Gee Bee Model B, a sports aircraft
- Wright Model B, an early pusher airplane
Land vehicles
edit- Allis-Chalmers Model B, a tractor
- Buick Model B, a car
- Cadillac Model B, a car
- Ford Model B (1904), a car
- Ford Model B (1932), a car
- Mack B series, a heavy truck
- Lambretta Model B, a motor scooter
Other uses
edit- Electro-Spanish Model B, a guitar