Crash box may refer to:

• Crash box (vehicle collision), an energy absorbing device installed in order to reduce repair costs in low-speed vehicle collisions
• Crash box (stagecraft), a stagecraft device which reproduces a crash or collision sound effect
• Crash gearbox, non-synchromesh automobile transmission
• Crashbox, an American-Canadian educational children's television series

This disambiguation page lists articles associated with the title Crash box.
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