B11
# B11

B11, B.XI or B-11 may refer to:

## Transportation

* B11 (New York City bus) serving Brooklyn
* Bundesstraße 11, federal highway in Germany

### Vehicles

* HMS B11, a B-class submarine of the British Royal Navy
* Bavarian B XI, an 1895 German steam locomotive model
* Bensen B-11, a Bensen Aircraft model
* Douglas YB-11, a bomber designed for the United States Army Air Corps
* Nissan B11, a version of the Nissan Sunny
* Volvo B11R, a coach bus chassis manufactured by Volvo since 2011

## Other uses

* B-11 recoilless rifle, a Soviet 107 mm weapon
* Gareth Bale, a professional footballer from Wales
* Boron-11 (B-11 or $^{11}B),$ an isotope of boron
* Caro-Kann Defence, Encyclopaedia of Chess Openings code B11
