Trek CarBack Radar Rear Bike Light

Ride with extra confidence with the Trek CarBack Radar Rear Light. The CarBack's radar helps detect rear-approaching vehicles from up to 240 m and provides audio and visual alerts through paired GPS head units for increased on-bike awareness.

Built with integrated best-in-class Daytime Running Lights that are visible from up to 2 km away, the CarBack is a must-have for every cyclist riding on shared roads.

CarBack can detect and alert riders of rear-approaching vehicles from up to 240 m away

Compatible with most cycling GPS computers

Pair CarBack with the Trek Accessory app to see a vehicle's rear-approaching and passing distance on your smartphone

Designed with focus, flash and range to be daytime-visible from up to 2 km away