We’ll make this a great experience
It’s our mission to provide you with world-class hospitality every time you visit us online or in-store. We’ll always take care of you. It’s the Trek way.
Know what's coming
The CarBack radar and rear light pairs with your smartphone or GPS cycling computer to alert you to detected vehicles and help you stand out on the road. With a simple mount that's compatible with aero seatposts, a visible battery gauge, a compact profile, and industry leading visibility, CarBack is an easy choice for anyone looking to ride more confidently on shared roads.
Easy firmware updates
Download the Trek Accessory App and connect your smart phone and CarBack for added functionality and optimized connection and compatibility.
Get the App30-Day Unconditional Guarantee
If for any reason you're not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.
Learn morePeruse the product manual
Whether you're looking for instructions on how to reset your cycling computer, charging guidelines for your light, or anything in between, we're here to help. Click on the link to download the product manual.
Learn more| Battery | Li-Poly 3.7Vdc 2000mAh 7.4Wh |
|---|---|
| Milliampere-hour (mAh) | 2000mAh |
| Rechargeable | Yes |
| Charge time | 4 hours |
| Dimensions | 70 L x 50 W x 25 H (mm) |
| Waterproof rating | IPX7 |
| Blendr compatible | Yes |
| Weight | 87g |