# overrun brake

> brake system common on small trailers, where the motion of the trailer with respect to the towing vehicle is used to actuate the brake

**Wikidata**: [Q859144](https://www.wikidata.org/wiki/Q859144)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Overrun_brake)  
**Source**: https://4ort.xyz/entity/overrun-brake