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

Our top-selling wireless sport headphones formerly known as Aeropex now come with new packaging, a quick-charge feature, and a new name. OpenRun are our lightest headphones to date and are engineered with outstanding sound, a long-lasting battery, and Quick Charge to keep you aware and motivated while you power through any workout. - 8th Generation Bone Conduction Technology - IP67 Waterproof (Not for swimming)  - Lightweight + Comfortable - 8-Hour Battery Life + Quick Charge

Profile Design's UCM Universal Computer Mount provides a convenient 25mm long place to mount your computer on your aero bars. It installs without tools, stays put and can be positioned as needed for easily viewing and controlling your computer.

The K-EDGE Garmin Stem Mount is a great upgrade solution for cyclists who prefer their computer above the stem. Mounting off of the steerer tube, the mount replaces a standard 5mm spacer, and is locked securely in place by the top cap compression system. The adjustable version allows for a variety of different stem angles. Can be used with positive or negative degree stems and additional spacers can be added (5mm to 10mm) above the stem. Note that some of the larger computers will not always work with a steep angled stem. Designed with mountain biking in mind, the K-EDGE Stem mount is also ideal for much more including: cyclocross; triathlon; bike touring; or if you simply prefer this position for your computer.

Monitor your speed as you ride with this easy-to-install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes. The speed sensor 2 attaches to the hub of either wheel. You can set up wheel size in our Garmin Connect online community or self-calibrate with an Edge cycling computer or compatible Garmin device. Once set up, you’ll get accurate speed and distance at all times — even without a head unit. ANT+ connectivity and BLUETOOTH Low Energy technology let you sync to Garmin Connect and other training apps, compatible devices and fitness equipment for better data when you ride indoors and outdoors.

Monitor your pedaling cadence as you ride with this easy-to-install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes. Simply attach the sensor and ride. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes.

Get your computer dialed with the perfect magnet Getting the correctly sized magnets means you're worrying about where the next coffee stop is, not if your computer is recording the ride. - Universal crank magnets sized for your bike and sensor - Compatible with all cadence sensors

Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Garmin High Mount for a clean, flush look that securely holds your Garmin centered over the stem. Key features: - Blendr is an elegant, integrated accessory mounting solution - Provides clean and secure mount for Garmin GPS - Works with any Blendr-compatible stem and the accompanying base - For use with Blendr bases (Pro, XXX, XXX bar/stem, and select Elite bases)

Light up the road Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Universal Ion Mount for a clean, flush look that securely holds your Bontrager Ion light in a perfect position to see and be seen. - Blendr is an elegant, integrated accessory mounting solution - Clip can be rotated for compatibility with many Bontrager accessories - Works with any Blendr-compatible stem and the accompanying base

Keep your computer and sensors ready for every ride with replacement batteries. Genuine replacement parts. - Don't let a dead battery spoil your ride. - Keep your computer fresh and ready to go with a new battery. - For use with the Bontrager Micro Remote - Sold individually

Keep your computer and sensors ready for every ride with replacement batteries Key features: - CR2032 battery is used for most Trek and Bontrager computers - 23AE battery is used for the Bontrager Interchange Analog Wireless Sensor - LR44 and L1154 batteries are identical and used in Bontrager SpeedTrap Sensor

Bontrager's DuoTrap Digital Speed/Cadence Sensor pulls double duty for your ANT+ cycling computer. It wirelessly transmits speed and cadence data and fits directly into the chainstay of certain Trek bicycles for a clean look that installs in seconds.

Connect ANT+ and Bluetooth Smart devices to all of the data available from the DuoTrap S sensor for your on-the-bike wireless needs. • ANT+ 2.4 GHz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Includes Bontrager wheel magnet, crank cadence band, and CR2032 battery • Works with Trek DuoTrap compatible bikes

Easily mount a cell phone and case directly to your bars for safe convenient access with the Insta-Mount and keep all of your favorite cycling and fitness apps safely accessible. • Mount your hard-shell smart phone case to your bike • Allows for easy access of phone on stem or handlebar • Includes Insta-Mount, universal mount, and application grid • Blendr-compatible

Get more data from your rides with the Bontrager Interchange digital combo speed and cadence sensor. This ANT+ 2.4 Ghz is designed to work with Bontrager Node wireless computers. It also works with many other ANT+ enabled devices. Sensor adjustment is easy with the adjustable arm. • ANT+ 2.4 Ghz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Independently adjustable arm for precise alignment of speed and cadence sensors • Includes Bontrager wheel magnet and crank cadence band • Includes silicone mounting strap to fit most chainstays and CR2032 battery • Visit www.thisisant.com/directory/ for compatible ANT+ devices • Visit www.bluetooth.com/pages/bluetooth-smart-devices.aspx for compatible Bluetooth devices

Key features: - Replacement strap for Bontrager Heart Rate Belt - Perfect option when the strap loses stretchiness or gets funky - Not compatible with other heart rate monitors