Parts & Accessories

Know what's coming. Ride with extra confidence with Trek CarBack Radar Rear Light. CarBack's radar helps detect rear-approaching vehicles from up to 240m 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 2km away, 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 240m 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 2km away - Four light flash modes: Day Flash 90LM, Day Steady 25LM, Night Steady 5LM, and Night Flash 5 LM - Visible fuel gauge LEDs make it easy to see CarBack's 7+ hour battery status - IPX7 waterproof rating to confidently ride through wet conditions - Includes Quick Connect Plus rear mount and USB-C charging cable

Allows use of one Blendr mount on a Trek Madone SLR Blendr add-on to the Madone SLR bar/stem Mount light, computer, GPS and/or cameras to your top-of-the-line aero road bike - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with the Trek Madone SLR Aero Integrated handlebar - Add any accessory mount (sold separately) for an elegant, integrated look

For optimal functionality. - Not Bosch Smart System compatible - Designed for Rail Gen 2 frames - Refer to Service Manual for assembly instructions and service