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Parts

$16.99
Key features: - Original equipment replacement saddle ears for use with Bontrager saddles with carbon rails - Compatible with Bontrager and Trek rotary head seatpost and seat mast systems - Consult with manufacturer on compatibility with other saddle brands
$8.50
Grips are a key point of contact between you and your bike. Comfortable grips are a must-have. Product details - Designed for use on kids' bikes without shifters - Set of two grips Specifications - Length: 107mm - Diameter: 22.2mm - End Type: Closed - Lock-on: No - Material: Kraton Rubber
$50.00
Size specific composite platform pedal with optimal shoe/pedal interface. - Optimal surface area - Minimal profile 13mm thin - 9 hex traction pins per side - Premium bearings & seal system - Stamp large recommended for shoe sizes: 10-15 (us) // 43-49 (eu) - Body Material: Composite - Footprint: 111mm x 114mm - Hex Traction pins: 9 per side (mounted from back) - Inner Bearing type: Igus LL-glide bearing - Outer Bearing type: Enduro cartridge bearing - Spindle Material: Forged scm 435 chromoly steel - Warranty: 5 years - Weight: 329g per pair
$25.99
- Straight-gauge 6061-T6 alloy shaft construction - 2-bolt rocker-head with micro-adjustment - Suitable for road or mountain use
$49.99
Size specific composite platform pedal with optimal shoe/pedal interface. - Optimal surface area - Minimal profile 13mm thin - 9 hex traction pins per side - Premium bearings & seal system - Stamp small recommended for shoe sizes: 5-10 (us) // 37-43 (eu) - Body Material: Composite - Footprint: 111mm x 114mm - Hex Traction Pins: 9 per side (mounted from back) - Inner Bearing Type: Igus LL-glide bearing - Outer Bearing Type: Enduro cartridge bearing - Shoe Size: US 5-10 // EU 37-43 - Spindle Material: Forged scm 435 chromoly steel - Warranty: 5 years - Weight: 329g per pair
$190.00
When it’s time to update the flagship XTR pedals, we look at every detail under a microscope. Off-road racing demands speed, focus, and control. And that’s exactly what the PD-M9120 delivers. Increased drivetrain efficiency, an intuitive and seamless interface, and predictable steering and traction control are the benchmarks of the M9100 series pedals. The M9120 are the weapon of choice for WC racers worldwide. BETTER MUD CLEARANCE - Cylindrical contact area sheds mud even better for consistent stepping-in & out performance and rider confidence. ADDED EFFICIENCY + DURABILITY - Increased axle strength for long service life. M9100 comes in two axle lengths – 52 mm and 55 mm crank to pedal center. LARGER CONTACT AREA - The M9120 platform is designed for maximum shoe-to-pedal contact area without extra weight or rotating mass. Cage protects the binding and makes step in easy. BETTER MUD CLEARANCE - Wider edge-to-edge contact area provides solid shoe-to-pedal interface, transmits power more efficiently for faster and more consistent acceleration, and better bike control.
$51.99
A fitness saddle that combines a full cut-out with air foam and a dual density shell for comfort and support on every ride. The Commuter Comp saddle offers the comfort of a full cutout saddle with the support of a saddle designed specifically for commuters and fitness riders. A durable, weather-resistant cover material protects the dual density shell and air foam construction of the saddle for long-lasting comfort wherever you ride. Plus, a simple integrated Blendr mount makes it easy to add a Bontrager Flare rear light. - Fitness Posture 4 features an upright pelvic rotation to go farther, faster - Contour Relief Zone Plus (CRZ+) full saddle cutaway enhances soft tissue protection - Dual-density shell and air foam construction is soft yet supportive - Tough, weather-resistant cover repels water - Blendr attachment allows for integrated rear light mounting
$19.99
Upgrade or refresh your Bontrager wheels. - End cap for Bontrager Rapid Drive 108 hubs - Sold individually
$46.00
The SRAM DUB bottom bracket series has a simple job—to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard
$19.00
Shimano Ultegra 6800 11-Speed Inner Chainrings - Material: Aluminum - Ring Position/Type: Inner
$159.99
Trek-compatible seat mast cap Offered in white and black and a variety of lengths and offsets, the mast cap includes hardware compatible with round saddle rails only. 7x10mm carbon rail-compatible hardware sold separately. Key features: - Ultra-light carbon construction - One bolt head design offers easy fore-aft and infinite angle adjustment - Compatible with all Trek road bikes with round seat masts - 175mm and 135mm lengths - 5mm and 20mm offsets - Aluminum clamp
$14.99 - $19.99
Key features: - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with Bontrager Pro Blendr stem - Add any XXX accessory mount (sold seperately) for an elegant, integrated look
$59.99
Genuine replacement parts When it's time to refresh your trusty bike, Trek Genuine Replacement Parts have you covered. Details: - Replacement cartridge units for Bontrager Line Dropper seat posts - Be sure to use the correct size cartridge for the respective amount of travel - Regular maintenance will help maintain performance and extend the lifespan
$18.99
Fenderize your road bike. - Features adapter for forks with disc brakes - Hardware for front and rear fenders
$29.99 $99.99 70% Off
Comfortable performance for road or trail Arvada Comp adds comfort and reduces soft tissue pressure by creating a strategic cut-out in the saddle shell. This allows the softer finishing material across the shell cut-out to be more compliant, resulting in added comfort for the rider. With Arvada Comp, you get the benefits of a cut-out saddle with the classic look and feel of a more traditional design. Key features - Performance Posture 3 for pelvic rotation with a balance of comfort and efficiency - Channel Flex on bottom of shell for added compliance - Zone Density shell construction is strategically placed for optimal comfort and performance - Size Specific Curvature ensures each saddle is designed specific to its width - inForm BioDynamic products optimize your natural movement for sustained, higher performance
$32.00
SRAM's X4 Rear Derailleur provides precise, dependable shifting along with long-term durability. Its aluminum and steel construction delivers through the roughest trail, while SRAM's 1:1 actuation ratio and direct cable routing provide quick, reliable shifts. This derailleur is compatible with 7- or 8-speed drivetrains.
$83.99
Upgrade or refresh your bike. - Affordable alloy seat mast cap - Direct fit on all Trek road bikes with round seat masts - 2-bolt design offers independent setback and tilt adjustments - Includes 7mm round saddle clamp ears
$49.99
With more disc brake platforms on the market than ever before, fitting hydraulic hoses can be complex and frustrating. That’s why we developed the Quick-Fit Hydraulic Hose adapter system, a foolproof approach utilizing proven caliper-adapter technology from the motorcycle world. Pro universal hoses makes it safe and easy to dial in a perfect fit. Simply select a Pro hydraulic hose and match it with a compatible Mountain Pro Quick-Fit adapter kit. It’s that easy. Pro Hydraulic Hoses come in a wide array of colors. Pro Quick-Fit adapter kits are available separately in convenient packaging for the most popular brake manufacturers and models. - A Kevlar weave surrounding the liner prevents bulges due to heat buildup and extreme pressure - Each hose has 2 caliper-side universal couplers that connect to the Quick-Fit Adapters (sold separately) - Mountain Pro hydraulic hose kits are available in 12 colors and finishes - Black kits contain gloss black housing with silver logos; Stealth Black kits have matte black housing featuring black logos
$19.99
Key features: - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with the Madone KVF Aero Integrated Bar/Stem - Add any XXX accessory mount (sold seperately) for an elegant, integrated look
$24.99
Original equipment replacement parts. - For use with Speed Concept or Madone Speed - For specific compatibility concerns, please contact our Customer Service team
$72.99
Ready for city shoes or cycling shoes Be ready for anything with the Bontrager Commuter pedal. This dual-sided pedal features a confident platform on one side and a cycling shoe clip-in on the other. Durable materials and sealed cartridge bearings ensure lasting performance for this SPD-compatible pedal. Cleats and hardware included. - Versatile SPD-compatible and platform combo design - Durable Chromoly spindle for long-lasting durability - Sealed cartridge bearings provide smooth, reliable feel - Adjustable release tension - Includes cleats and mounting hardware - Spindle: 9/16-inch
$17.99
Get back on the road with a quality replacement hanger. - Attachment hardware is sold separately - For specific compatibility concerns, please contact our Customer Service team Specifications: - Size: Rear drive side, 135mm Q/R - Mounting location: Rear drive side - Attachment: 2-bolt
$4.99
For proper assembly. - Fits any Trek frame with open groove guide design - For specific compatibility concerns, please contact our Customer Service team
$15.99
- Simple and reliable square taper bottom bracket - Replaces both BB-UN26 and BB-UN55 - Sealed cartridge bearings - Cr-Mo axle - For bicycles equipped with a chain case, select BB-UN300-K - For E-type front derailleur compatibility, choose BB-UN300-E - Fixing bolts not included; Shimano FC-E6000 bolts suggested
$57.99
Shimano Deore XT SM-RT86 6-Bolt rotors feature a 3-layer construction with an aluminum core and two stainless steel outer layers. Reducing rotor surface temperature approximately 100 degrees Celsius compared to all-steel rotors, the result is better braking performance and reduced brake fade. - Aluminum spider - Includes rotor fixing bolts and locking washers
$19.00 - $30.00
To keep your Avid brakes functioning properly, check your pads for wear and replace them when necessary. Organic compound pads are softer for quieter braking and increased modulation, while metallic pads dissipate heat better and last a bit longer. Two pads, one retraction spring and a mounting bolt are included (enough for one brake) in each pad set. And, choose an aluminum backing plate if you're really counting the grams.
$18.38
Loose ball bearings in bags or bottles. - Replacement loose ball bearings
$51.99
The Bontrager Comp VR-C offers a compact design and slightly shallower drop while still retaining the classic Variable Radius shape, providing quick, comfortable transitions from the hoods to the drops for sprints. - Custom-butted, 6061-T6 alloy construction - Variable Radius Compact (VR-C) design allows longer reach and drop - Compatible with clip-on aero bars - Shot-peened finish increases fatigue life - Laser-etched brake lever position lines for spot-on control setup
$24.00
Kool-Stop disc brake pads designed for use with Shimano disc brakes. - Features a copper plated backing plate and sintered pad compound for extreme conditions like down hill - Compatible with Shimano direct mount BR-RS505/805, Dura Ace BR-R9170, Ultegra BR-R8070/BR-R7070, GRX BR-RX810/BR-RX400, Metrea BR-U5000, XTR M9100, and Tiagra 4770
$99.99 - $104.99
Upgrade your handling experience with the confidence and poise of the Bontrager Elite VR-C handlebar. Constructed of 6061-T6 aluminum alloy in a proven ergonomic compact shape, The Elite Road bars help you quickly chase down surprise attacks and still find a comfortable all-day position. - Ultralight custom butted 6061-T6 alloy construction - Variable-Radius Compact (VR-C) design allows shorter reach and drop - Compatible with clip-on aero bars