Filter By:

  • Show More Sizes
  • Show Fewer Sizes
  • Show More Model Years
  • Show Fewer Model Years

Bontrager Bicycle Parts & Accessories

Bontrager Helmet Strap Dividers - Lockdown
$0.99
Bontrager's LockDown strap dividers are essential for a great fitting, secure helmet. No matter what happens, these original replacements will get them working like new. Key features: - Original replacement strap dividers for your Bontrager helmet - Compatible with all Bontrager helmets equipped with LockDown Straps
Bontrager Trek Nebula Seatpost Bolt
$0.99
M7 Shaft/M6 Head 48mm Long
Bontrager Rubber Brake Cable Boot
$1.50
• Designed to keep dust and dirt out of V-Brake cable/housing systems
Bontrager Air Support Mounting Bracket Retaining Band
$1.99
• Compatible with Air Support HP, HP Pro, HV (429231, 429232, 429233, 429234, 429235)
Bontrager Helmet Buckles 
$1.99 - $5.99
Helmet buckles work hard to keep your helmets secure and to maximize safety. No matter what happens, these original replacements will get them working like new. Key features - Original replacement buckles for your Bontrager helmet - Compatible with all Bontrager helmets
Bontrager XXX Rubber Rim Valve Grommet
$1.99
• Rim valve grommet for XXX rims • Rubber
Bontrager Flare Round Mounting Kit
$2.99
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
Bontrager Glo/Ember Replacement Strap
$2.99
Product details - Replacement mounting strap for Bontrager Glo and Ember lights - Silicone strap allows for quick installation and removal of light - Fits 22.2 – 31.8mm handlebars, seatposts, and much more
Bontrager Interchange Handlebar Bracket 31.8 Clamps
$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
Bontrager Madone Chainstay Rubber Gasket
$2.99
Product details - Use in chainstay pocket to seal sensor into frame
Bontrager NCS Fender Disc Brake Adapter
$2.99
• Disc brake adapter for NCS fenders • Makes NCS fenders better fit disc brake bikes
Bontrager T-Post Brake Pads
$2.99
A must-have item for all your delicate department store bike repairs.
Bontrager Computer Batteries
$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
Bontrager Dipper Fit Pads
$3.99
Let's face it - we all sweat. Sweat stinks. Fresh pads will make your helmet smell, and fit, just like it did when it was new. New pads can also help you dial in your perfect fit - keeping you comfortable and looking forward to the next ride. - Original equipment replacement fit pads for your Bontrager Dipper helmet - Helmet fit pads should be replaced once a year to maintain fit and hygiene
Bontrager Duotrap S Cover - Carbon Road Frame
$3.99
Replacement chainstay cover for DuoTrap S Digital Sensor
Bontrager Heavy Duty Tube
$3.99 $14.99 73% Off
- 1.2mm wall thickness for added flat protection - Resists punctures and pinch flats - 100% inspected for guaranteed quality
Bontrager Race 1-inch Cycling Sock
$3.99 $10.99 64% Off
Comfort from the bottom up. Comfortable feet are crucial for successful training and racing, and details make the difference. Bontrager Race 1" low cycling socks eliminate bunching and wick moisture away from your feet so you can ride, train, or race all day. Key features - Profila Dry yarns provide excellent moisture transfer for dry, comfortable feet - Arch compression for a stay-put fit - Flat toe seam for toe box comfort - Knit-in size callouts for easy sorting after the wash - Low 1" (2.5cm) cuff
Bontrager Race 5-inch Cycling Sock
$3.99 $11.99 67% Off
Comfortable feet are crucial for successful training and racing, and details make the difference. Bontrager Race 5" high cycling socks eliminate bunching and wick moisture away from your feet so you can ride, train, or race all day. Key features: - Profila Dry yarns provide excellent moisture transfer for dry, comfortable feet - Arch compression for a stay-put fit - Flat toe seam for toe box comfort - Knit-in size callouts for easy sorting after the wash - Taller 5" (13cm) cuff
Bontrager Race X Lite Tube (26-inch, Presta Valve)
$3.99 $14.99 73% Off
Reducing rotating weight is one of the greatest improvements you can make to any bike, which is why Bontrager's Race X Lite Tube uses a 0.6mm wall thickness to keep the weight low. And, it's equipped with a removable valve core for easy sealant application and simple core replacement.
Bontrager Rear Derailleur Guard
$3.99
• Fits all Trek kids' bikes • Super-strong steel derailleur guard
Bontrager Self-Sealing Thorn-Resistant Tube (26-inch)
$3.99 $19.99 80% Off
Bontrager's Self-Sealing Thorn-Resistant tubes are the ultimate defense against flats. With a beefy 4.1mm thickness along the tread and sidewalls, these tubes scoff at the foreign materials on a mission ruin your day. And, if somehow a rogue thorn or piece of glass manages to penetrate your defenses, these tubes pack a sealant inside that instantly seals small hole punctures.
Bontrager SpeedTrap Accessories
$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
Bontrager TLR Tire Sealant
$3.99 - $27.99
Bontrager's latest TLR sealant seals faster, lasts longer, and provides better air retention so you have a better tubeless experience with easier setup. The ammonia-free formula won't corrode rims or degrade tire rubber, and it provides permanent repair for punctures up to 6.5mm. Product details - Improved flat protection seals punctures faster - Increased air retention holds air longer with 3x less air loss than the original - Compatible with all TLR tires for use on road, gravel, and mountain bikes - Ammonia-free mixture won't corrode alloy rims or degrade tires - Effective in temperatures ranging from -5 to 120 degrees F (-21 to 49 degrees C) - Cool new blue color - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together - Can be used in tubes to help seal punctures
Bontrager Tire Levers
$3.99
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.
Bontrager Velocis 2.5-inch Socks
$3.99 $14.99 73% Off
Moisture-wicking fabric and well-placed cushioning contribute to the high performance of the Velocis Socks, keeping your feet happy on all variety and length of rides. Profila yarns provide excellent stretch and moisture transfer. - Arch compression for a stay-put fit - Strategically placed cushioning at Achilles and instep reduces pressure - Strategically placed ventilation on top and bottom provides great breathability - Flat toe seam for toe box comfort - Knit-in size callouts for easy sorting after the wash - Traditional 2.5" (6.35cm) cuff - 97% Nylon / 3% Spandex - Knit
Bontrager Canti Smooth Brake Pads
$4.99
- No metal compound in these pads - They won't be abrasive on your rims - Squeal-free compound
Bontrager DuoTrap S Chainstay Cover - Alloy Frames
$4.99
Replacement chainstay cover for DuoTrap S Digital Sensor
Bontrager Flare Rack Quick Mount Kit
$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
Bontrager Handlebar Bottle Cage Mount
$4.99
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
Page 1 of 35 Next page