Boxe - Buck
- Boxer engine
- Brake
- Brake booster
- Brake cam
- Brake chamber
- Brake compensator
- Brake disc
- Brake drum
- Brake efficiency
- Brake horsepower
- Brake lining
- Brake mean effective pressure
- Brake oil (brake fluid)
- Brake pedal
- Brake piston
- Brake shoe
- Brake shudder
- Brake system (breaking system)
- Brake thermal efficiency