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Shop all Trek bikes and gear

$2.99
• Disc brake adapter for NCS fenders • Makes NCS fenders better fit disc brake bikes
$3.99 $11.99 67% Off
A performance bike sock with a traditional 2.5” cuff and moisture-wicking Profila Dry yarn. Feet first Comfortable feet are crucial for successful training and racing, and the details make all the difference. Race Quarter Cycling Socks eliminate bunching and wick moisture away from your feet so you can comfortably ride, train, or race all day. - Profila Dry yarns provide excellent moisture transfer for dry, comfortable feet - Arch compression offers a stay-put fit - Flat toe seam offers no-rub comfort at toe box - Knit-in size callouts allow easy sorting after the wash - Traditional 2.5" (6.35cm) cuff
$3.99 $4.99 20% 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 hardware for the Range Boost system. - Socket head fasteners - Loctite pre-applied
$4.99
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
$4.99
Replacement chainstay cover for DuoTrap S Digital Sensor
$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
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
$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 $16.99 71% Off
More than just a warm biking headband Reach for the Vella Women’s Thermal Headband when the temps drop and you don't want to sacrifice warmth or style. This cool-weather headband goes beyond the bike for the non-traditional cyclist who prefers to look good and feel good with multi-purpose attire. This simple-yet-stylish headband traps heat and wicks away moisture so you can stay warm and dry wherever your bike takes you. Product details - Thermal fabric is engineered to trap and retain body heat so you stay warm - Reversible for more color options to match your style - Integrated reflectivity provides better visibility - Cute scrunch in front for bonus style points - Completely covers ears to stay warm Specifications - Fiber content: 95% Polyester / 5% Spandex - Material: Knit
$4.99
Upgrade or refresh your bike.
$4.99
Product details: - Fits all Flare tail lights - Works best with 27.2 - 31.6mm seatposts - Includes 16-degree offset for optimized use on seatposts
$5.50
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 - $17.98 $29.99 Up to 80% Off
Show your hands some love Slip on a pair of Evoke mountain bike gloves and settle in for hours of epic singletrack adventure. Unmatched breathability and durability ensure a great ride every time with this full-finger glove. Product details - Unpadded AX Suede Uno palm provides ultimate dexterity and handlebar control - Lightweight back-of-hand material improves breathability - Touchscreen-compatible material on the thumb and index finger - Minimal seams and clean palm design offer more comfort
$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 - $9.99 $17.99 Up to 67% Off
Tiny hands, big protection Start 'em young and start 'em right. Give your kids comfort, safety, and their own style with gloves designed and engineered specifically for young hands. Bontrager Kids' gloves include an adjustable wrist closure to keep the glove stable, while proper padding on the palms reduces hand fatigue. - Sizes Small/Medium designed for ages 4-6 and Large/X-Large for ages 7-10 - Soft and flexible palm and padding specifically designed for kid hands - Grippy texture on palm can be easily cleaned - Absorbent fleece on thumb - Adjustable wrist closure Specifications - Pad type: Padded - Palm fiber content: 100% Nylon - Palm material: Knit - Backing fiber content: 75% Polyester / 15% Elastane / 10% Cotton - Backing material: Knit
$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
$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
$6.99
Genuine Bontrager cycling computer mounting accessories and replacement parts. - Ensure your computer stays properly in place. Replacement adapter for the Insta-Mount system - Universal mount permanently attaches to the back of your phone or other device - Use with Bontrager Trip mount for seamless Blendr capability
$6.99 - $9.99 $8.99 - $9.99 Up to 22% Off
The Voda Water Bottle gives you clean, consistent, at-the-ready hydration on any ride. It's made from recyclable, FDA-approved materials free from BPAs and Phthalates. Plus, it has a Pop Top cap that's easy to open and secure when closed for consistently leak-free transport. - Redesigned bottle and cap feature all-new materials for great feel and consistent closure - Pop Top's soft thermoplastic poppet is easy to open and close - Designed for easy entry/removal and secure retention - Bottle and cap are dishwasher safe and recyclable - USDA approved and free of BPAs and phthalates - Long-lasting graphics resist scratching for a look that lasts - Manufactured in the USA
$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
$7.99 - $20.99
This ultra-high-performance grease is ideal for use on bicycles. The low-friction formula resists water and contaminants without standing out on the bike Product details - Performance waterproof grease for bicycle bearings, seals, assembly, and more - The formula reduces friction while performing longer between service intervals - Superior water washout resistance stands up to power washing - Unscented and undyed - As with all grease, clean and remove old grease first to guarantee compatibility - Compatible with Loctite Threadlocker and all metals, plastics, and carbon fiber - Available in a wide range of sizes and dispensing methods - 3oz (85g) cartridge is most compatible with the Bontrager Grease Gun
$7.99
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
$7.99 $14.99 47% Off
Comfortable feet are crucial for successful training or racing, and the details make all the difference. Race Crew Cycling Socks eliminate bunching and wick moisture away from your feet so you can comfortably ride, train, or race all day. - Arch compression offers a stay-put fit - Flat-toe seam offers no-rub comfort at toe box - Knit-in size callouts allow easy sorting after the wash - Taller 5" (13cm) length - New updated sizing
$7.99 $14.99 - $15.99 Up to 50% Off
Comfortable feet are crucial for successful training and racing, and the details make all the difference. Race Quarter Cycling Socks eliminate bunching and wick moisture away from your feet so you can comfortably ride, train, or race all day. - Arch compression offers a stay-put fit - Flat-toe seam offers no-rub comfort at toe box - Knit-in size callouts allow easy sorting after the wash - Traditional 2.5" (6cm) length - New updated sizing
$7.99
Storage made simple Pack the essentials for every ride with the Bontrager Storage Bottle. It features secure storage for multi-tool, tubes, tire lever, CO2, and patch kit that easily fits in any standard water bottle cage. Key features - Wide opening for easy access - Fits in standard water bottle cages - Securely holds tools, CO2, spare tube, tire levers and more
$8.50
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
$8.99
The Voda 15 Water Bottle is clean, consistent, at-the-ready hydration for any ride. The compact size provides 15 ounces of thirst-quenching hydration that's designed to easily fit on smaller bike frames. It's made from recyclable, FDA-approved materials free from BPAs and Phthalates. Plus, it has a Pop Top cap that's easy to open and offers secure closure for leak-free transport. - Compact 15-ounce size easily fits into smaller frames and on kids bikes - Pop Top's soft thermoplastic poppet is easy to open and close - Designed for easy entry/removal and secure retention - Bottle and cap are dishwasher safe and recyclable - USDA approved and free of BPAs and phthalates - Fun, long-lasting graphics resist scratching for a look that lasts - Manufactured in the USA
$8.99
A compact 15-ounce water bottle optimized for smaller bike frames and kids' bikes. Perfect fit for small bikes The Voda 15 Water Bottle is clean, consistent, and at-the-ready hydration for any ride. The compact size provides 15 ounces of thirst-quenching hydration that’s designed to easily fit on smaller bike frames. It's made from recyclable, FDA-approved materials free from BPAs and phthalates. Plus, it has a Pop Top cap that's easy to open and offers secure closure for leak-free transport. - Compact 15-ounce size easily fits into smaller frames and on kids bikes - Pop Top's soft thermoplastic poppet is easy to open and close - Designed for easy entry/removal and secure retention - Optimized for use with a Side Load cage - Bottle and cap are dishwasher safe and recyclable - USDA-approved and free of BPAs and phthalates - Long-lasting graphics resist scratching for a look that lasts
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