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Shop all Trek bikes and gear

$3.99
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
$3.99 - $6.50
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
$3.99
Replacement chainstay cover for DuoTrap S Digital Sensor
$3.99
- Replacement parts and accessories for SpeedTrap Digital Speed Sensor - Fork Cap covers SpeedTrap pocket when sensor is removed - Spacer is required on some forks to position sensor closer to wheel magnet
$4.99
Genuine replacement parts for your Interchange bag system. - The perfect accessory for when you have multiple bikes or just need a replacement. - Interchange bracket for Quick Cleat - Rugged and lightweight plastic construction - Easy on, easy off storage
$4.99
Quick, easy straps for your Flare and Ion lights Product details (Front - Ion) - Fits all Ion headlights - Works best with 22.2 - 35.0mm handlebars Product details (Rear - Flare) - Fits all Flare tail lights - Works best with 27.2 - 31.6mm seatposts - Includes 16 degree offset for optimized use on seatposts
$4.99 - $5.50
Put a Flare almost anywhere - For use with all Flare tail lights - Perfect for attaching to a seat pack, belt, backpack, or anything with a loop - 2g
$4.99
Keep your bike operating as it should. Original replacement bumper guards for 1120 front racks. Details: - Color matched for direct compatibility - Hardware included
$4.99
Get back on the road with genuine replacement parts. For proper assembly. Details: - Works with TQ connectors - Sold individually
$4.99
Upgrade or refresh your bike.
$5.50
The adapter puck is required for mounting Garmin head units to the Pro Blendr Alloy Computer Mount. - Start with a Blendr stem, add the appropriate base, and finish with Pro Blendr Alloy Computer Mount and Garmin Adapter Puck for secure mounting of your Garmin head unit. Blendr is an elegant, integrated accessory mounting solution - For use with Garmin head units and Pro Blendr Alloy Computer Mount - Removable design alloys quick and easy adapter puck replacement - Attach your Garmin tether for an additional layer of security
$5.50
Keep your investment protected with durable armor designed specifically for your ride. - Protection engineered to keep your ride looking as good as new for years to come. - Trek protective armor - Model-specific custom fit
$5.99
See and be seen with original equipment lighting accessories. Ensure your lights are always ready to go when you are with this fast-charge USB cable. PRODUCT DETAILS - USB-to-USB-C cable to recharge your Bontrager lights - Compatible with most other USB-C devices - Quick charge - 230mm long
$5.99
The adapter puck is required for mounting Wahoo head units to the Pro Blendr Alloy Computer Mount. - Start with a Blendr stem, add the appropriate base, and finish with Pro Blendr Alloy Computer Mount and Wahoo Adapter Puck for secure mounting of your Wahoo head unit. Blendr is an elegant, integrated accessory mounting solution - For use with Wahoo head units and Pro Blendr Alloy Computer Mount - Removable design alloys quick and easy adapter puck replacement
$5.99
Keep your Fetch+ in optimal riding condition. Original equipment replacement parts for your ride. Details: - For proper reflector and rear light mounting - Durable aluminum construction
$6.50
Genuine Bontrager BackRack parts ensure proper rack-to-bike connection. Details: - Parts and accessories for past and present BackRacks - Pre-2009 BackRacks use stamped steel struts - Post-2009 use tubular alloy struts - Cargo net is made of stretch webbing and attaches to any BackRack via nylon hooks - S-bend mono stay attachment provides additional mounting options for BackRack 1 and 2 - BackRack 2009 parts kit also works with BackRack Lightweight
$6.50
The Bontrager Blendr Saddle Mount makes riding safe easier than ever. All you need are two secure bolts to easily and cleanly attach compatible Bontrager Flare tail lights so you can always be seen when you ride. - Blendr mount allows for integrated rear light attachment - Easily and securely mounts to compatible saddles - Includes mounting hardware (2—3mm M5 bolt) - Torque included M5 mounting hardware to 2Nm
$6.50
Genuine replacement parts. Details: - Color matched for direct compatibility - As originally supplied
$6.50
Hydration isn't a crime. Add a third water bottle to you bike! PRODUCT DETAILS - Includes hardware - Cage and bottle not included
$6.99
New pads help dial in the perfect fit to keep you comfortable and looking forward to the next ride. - Original equipment replacement fit pads for Bontrager helmet - Helmet fit pads should be replaced once a year to maintain fit and hygiene
$7.50
Original replacement parts for your Bontrager rack. Details: - For use with any post-2009 BackRack - Easy to install
$7.99
Genuine Bontrager cycling computer mounting accessories and replacement parts. - Ensure your Bontrager cycling computer properly stays in place. - Compatible with RIDEtime, Trip 100, 200, and 300 computers. - One size fits all.
$7.99
Genuine replacement parts. Get the most from your 135x5mm ThruSkew system. Replace your missing lever or keep it as a spare. Designed for 2023 Marlin Gen 3 Details: - Can be kept inside the thru-axle or left off the bike to save weight - The lever is held securely by an internal O-ring on the thru-axle - 5mm metric hex tool
$9.50
A versatile chain lube that provides lasting lubrication for a smooth, quiet, and efficient ride. Bontrager's proprietary chain lube is a true hybrid to ensure your chain stays clean, quiet, and efficient. The long-lasting formula lets you go longer between applications. Product details - High-performance chain lube works great in all conditions and riding styles - Proprietary formula is Trek's factory-recommended chain lube - Helps maintain clean, long-lasting, and efficient drivetrains - Pleasing berry scent - Apply after your ride and allow to dry to keep your drivetrain clean - 4 fl oz (118mL) bottle is easy to use with a precise applicator tip - Also available in 0.5g/1.9L bulk bottle for easy and economical refills - Keep out of reach of children and do not ingest
$9.99
Keep safe and look great with genuine replacement parts for your Bontrager helmet. - Keep your helmet secure - Fits all sizes
$9.99
Innovative, removable visor for select Bontrager helmets perfectly shields rain and sunlight. - Works perfectly with your Bontrager Solstice helmets including Youth models - Original equipment replacement visor
$9.99
Rain or shine, keep a clear view of the road with a removeable visor. - Fits Tyro children's helmet - Original equipment replacement visor
$9.99
New pads help dial in the perfect fit to keep you comfortable and looking forward to the next ride. - Original equipment replacement fit pads for Bontrager helmet - Helmet fit pads should be replaced once a year to maintain fit and hygiene
$9.99
Rain or shine, keep a clear view of the road with a removeable visor. - Fits Tyro youth helmet - Original equipment replacement visor
$9.99
Keep your water bottle within easy reach with Bontrager's Handlebar Bottle Cage Mount, which clamps to standard cruiser and flat handlebars and allows you to add a bottle cage to the front of your bike. • Handlebar-mounted cages get the water bottle up close and personal • Clamp only (cage sold separately) • Fits both 22.2mm and 25.4mm bars • Aluminum
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