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Bontrager Bike Accessories

Bontrager designs great bike accessories such as water bottle cages, pumps, computers, baskets, and lights so you can have a comfortable and customized ride.

Want to check out more Bontrager products? View All Bontrager

$2.99
Upgrade or refresh your Bontrager pump. - Fits Bontrager TLR Flash Charger floor pumps - Easy to install
$2.99
Easy on, easy off storage Genuine Bontrager replacement parts for your Trunk, Pannier, Quick Cleat and Handlebar Bracket Interchange bag systems. Product details - Designed to allow Bontrager Interchange Handlebar Baskets to fit 31.8mm bars - Includes a pair of 31.8mm clamps
$3.50
Product details: - Replacement or extra mounts for all Bontrager Flare rear lights - Use to mount Flare lights to seatposts, racks, seatstays, or any other creative spot - Kit includes Flare light mount, two bases, and rubber strap adapters
$3.99 - $24.99
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 $11.99 67% Off
A simple, looped cable designed to help secure your saddle to your bike and deter theft. Keep your saddle safe A simple, flexible cable that features two looped ends and is designed to help secure your saddle to your bike frame and deter theft. Use with a combo or keypad lock to secure. Product details - Cable features two looped ends to help secure your saddle to your bike - Use with a combination or keyed lock (sold separately) - Can also be used as additional cable to add length or additional security to another lock - 5mm dual-looped cable is 75cm in length - PVC coating on cable protects against scratching
$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
Product details - Perfect for mounting compatible Flare taillights to rear rack - Includes a bolt and star washer for extra security - Easiest to install with light installed for better leverage
$4.99
Bontrager's Tire Levers handle the toughest tire-and-rim combinations. Their specially designed tips engage the tire bead so it can be removed with just two levers. Plus, these beefy, high-strength plastic levers fit your hands great for superior leverage.
$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
$5.99
When it's time to refresh your trusty rack, Trek Genuine Replacement Parts have you covered. Details: - For use with any style BackRack L or S - Easy to install - Use as-is for size Small BackRack models - Shorten by cutting at lines to fit Large BackRack models
$5.99
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
$5.99
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
$7.50
Product details - Compatible with USB rechargeable Flare taillights and all Ion headlights - Fits handlebars/seatposts 22.2-35mm and Ride Tuned Seatmast Caps - Silicone body with a tooled adjustment clamp diameter - When rotated for a Flare, the bracket is angled to compensate for an angled seat tube - 25g
$7.99
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
$7.99
Getting the correctly sized magnets means you're worrying about where the next coffee stop is, not if your computer is recording the ride. Key features: - Universal crank magnets work with any cadence sensor - Get the perfectly sized magnet, sized right for your bike and sensor - 20mm cadence magnet improves signal for wider gaps between crank and sensor
$8.99
Keep your pant legs clean and clear of the drivetrain while commuting with the Bontrager Town Pant Strap. Strap adjusts to fit with hook and loop closure. It features high quality 3M reflective materials.
$9.99
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
$9.99
See and be seen with original equipment lighting accessories. - Works with any Bontrager Blendr compatible light - Includes hardware
$9.99
Bontrager's Cargo Net keeps your gear lashed to your bike rack perfectly. The stretch webbing attaches with four hooks.
$9.99
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 $17.99 44% Off
A keyed chain lock that provides secure protection thanks to a durable 4mm hardened steel chain. Love your bike, lock your bike We've partnered with ABUS to offer best-in-class bike security. The Bontrager Comp Keyed Chain Lock provides secure protection with an anti-drill key plate and industry-leading corrosion protection. The chain is 60cm in length and is made of 4mm hardened steel. It's covered in a fabric sheath to protect your bike frame and give it a nice finished look. Product details - 4mm temper-hardened steel chain links for secure protection in a 60cm length - Fabric sleeve for a classy look and feel that protects bike paint from scratches - Versatile linked-chain design for quick and easy security - Industry-leading corrosion resistance - Includes chain lock and 2 keys (replacement keys available)
$9.99
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 High Ion Light Mount for a clean, flush look that securely holds your Bontrager Ion light above your stem to see and be seen. Key features: - Blendr is an elegant, integrated accessory mounting solution - Provides clean and secure mount for Bontrager Ion headlights - Works with any Blendr-compatible stem and the accompanying base - For use with Blendr bases (Pro, XXX, XXX bar/stem, and select Elite bases)
$9.99
Formed using 6mm, hollow 6061-T6 aluminum tubing, this lightweight and economical cage has a durable powder coat finish designed to keep it looking good. Key features: - 6061-T6 aluminum rod with two-piece bracket - Durable powder coat finish - Special design fits over front derailleur bands - Hollow tubing eliminates 15g without loss of strength
$9.99
Key features: - Securely attaches all Ion lights to bars - Reduces vibration and slippage - Compatible with 22.2-31.8mm diameter bars - Mount rotates left and right for optimal placement
$9.99 $16.99 41% Off
- Sliding closure helps keep sweat and precipitation away from valuables - Large, clear, center window allows easy operation of touch screen - Compatible with most smartphones - 7.5"" (19cm) x 4.5"" (11cm) wide
$9.99 $34.99 71% Off
Bontrager's SpeedTrap Digital Speed Sensor conveniently plugs into any Bontrager fork with SpeedTrap technology for the ultimate in convenience. And, it wirelessly transmits speed data to your ANT+ cycling computer.
$10.99
For a thank you from the future you Quickly and easily apply this assembly lubricant to any fastener on your bike to help prevent corrosion and seizing. Your bike (and mechanic) will thank you because we all know that a little assembly lube now can save a lot of elbow grease down the road. Product details - The anti-corrosion and anti-seizing formula is compatible with thread lockers - Precise applicator tip makes it super easy to apply - Pleasing cinnamon scent - Apply directly to any threaded fastener on the bike, usually one drop is enough - 4 fl oz (118mL) bottle is easy to use with a precise applicator tip - Keep out of reach of children and do not ingest
$10.99
Genuine replacement parts. Keep your bike operating as it should. Details: - Original replacement knobs for mounting Trek training wheels. - Allows for tool-free installation, adjustment, and removal of training wheels. - Sold as a pair
$10.99
Product details - Easily integrate your Bontrager Flare tail light on your Madone 9 Series - Quick release designs matches perfectly on the Madone 9 proprietary seatpost clamp
$10.99
Key features: - Replacement InnerGlo LED light strips for select Bontrager Town clothing - Compatible with Bontrager Town Stormshell Jacket, Town Stormshell Women's Jacket, and Town Stormshell Pants - Sold individually
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