Filter By:
- Bar Ends (10)
- BMX (49)
- Bottom Brackets (186)
- Brakes/Levers/Pads (523)
- Cables (159)
- Cassettes/Freewheels (124)
- Chainrings (230)
- Chains (116)
- Show More Categories
- Cranksets (243)
- Derailleurs (172)
- Forks (143)
- Groups (21)
- Handlebar Grips/Tape (257)
- Handlebars (197)
- Headsets (149)
- Pedals (248)
- Saddles (234)
- Seatposts (92)
- Shift/Brake Combinations (69)
- Shifters (126)
- Shocks (24)
- Stems (121)
- Other (1602)
- Show Fewer Categories
- Show More Brands
- Show Fewer Brands
- Show More Sizes
- Show Fewer Sizes
- Show More Model Years
- Show Fewer Model Years
Parts
$25.00 - $84.00
Original equipment on SRAM and Truvativ cranks, these chainrings also work well with other drivetrains.
- 104mm BCD
- Material: Aluminum
$17.99
Genuine replacement parts
Get back on the road with a quality replacement hanger.
Original equipment replacement rear derailleur hanger.
- Original replacement rear derailleur hanger
- For use with 2008-2010 Trek Madone
$12.99
Genuine replacement parts
Ensure your battery stays properly in place.
Genuine battery mounting accessories and replacement parts.
- Contains: Lower- and Upper Bracket and RIB Bumper
- Hardware not included
$209.99
Integrates seamlessly into frame.
Genuine replacement parts
Keep your Speed Concept looking fresh.
- Only compatible with Speed Concept
- Flippable head
$24.99
Get back on the trail with a quality replacement hanger.
- Attachment hardware is sold separately
- For use with 135x5mm hubs
Specifications:
- Size: Rear drive side, 135mm Q/R
- Mounting location: Rear drive side
- Attachment: Thru axle nut
$24.99
Get back on the trail with a quality replacement hanger.
- Attachment hardware is sold separately
- For use with 142x12mm, 148x12mm, 157x12mm, and 197x12mm hubs
Specifications:
- Size: Rear drive side, Thru Axle
- Mounting location: Rear drive side
- Attachment: Thru axle nut
$26.99
Genuine replacement parts
Use a smaller battery in your 625Wh RIB battery slot.
Fill the gap between your 625Wh battery slot and your 500Wh battery.
- Not compatible with Bosch Smart System batteries
- Only for use in 625Wh slots with 500Wh batteries
- Hardware is included
- Refer to Service Manual for assembly instructions and service
$69.99
Genuine replacement parts
Prowheel: Crank it up!
Shift smooth, use matching chainrings.
- Bosch Generation 3 specific e-bike narrow wide chainring
- Aluminum spider and steel chainring
-104mm BCD
$31.99
Genuine replacement parts
Genuine Trek replacement part to unload the battery.
Original Equipment specifications.
Compatible with Bosch Powertube RIB batteries.
- The handle comes with the spring and RIB handle Spring loaded plunger
- Hardware should be ordered separately
$6.50
Genuine replacement parts
Genuine replacement parts
Original Equipment specifications.
Compatible with Bosch Powertube RIB batteries.
- Hardware should be ordered separately
$52.99
Genuine replacement parts
Get your bike back on the road with new chainrings
Replacement chainring for your Bosch Gen 2 equipped bike
- Bosch Generation 2 specific steel chain rings
- 3mm offset Boost compatible
-Direct Mount
$20.99
Genuine replacement parts
Get back on your bike with these replacement chainrings.
Replacement chainring for your eBike.
- Compatible with Bosch Gen 3
- Without spider and bash guard
- For assembly on spider with mini ISIS axle interface
- 104mm BCD
$52.99 - $80.00
Genuine replacement parts
Get back on your bike with these replacement chainrings.
Replacement chainring for your eBike.
- Compatible with Bosch Gen 4
- With spider and bash guard
$34.99
Handlebar tape that's made from partially recycled materials and designed for a comfortable, durable, and tacky grip feel.
Tape for confident and comfortable riding
Perfect for white-knuckle crits, 100-mile gravel rides, and weekend adventures, EcoTack handlebar tape has a tacky, confidence-inspiring grip with vibration-damping comfort. Plus, It's made from partially recycled material.
- 3mm of shock-absorbing foam elevates comfort
- Super-tacky texture offers a no-slip grip
- Made from 45% recycled materials and 29% biobased foam
- Ideal stretch for quick and easy installation
- Adhesive backing simplifies installation
- Finishing strips and reflective Trek bar end plugs included
- Weight: 108g
$95.00
Replacement handlebar display unit specifically for your Townie GO! 7D bike.
Product details:
- 22.2mm handlebar mount
- Compatible with Townie GO! 7D only
$18.99
Get back on the trail 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: 1-bolt
$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
$17.99
Get back on the trail 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: 1-bolt
$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
$399.99
Original equipment integrated handlebar for Trek Madone SLR bikes.
GENUINE REPLACEMENT PARTS
Features KVF shaping and integrated design for unbelievable aerodynamics and stiffness.
Variable radius, compact flare (VR-CF) shape offers wrist clearance in the drops.
PRODUCT DETAILS
- Not compatible with other bikes
- 100% OCLV carbon fiber construction
- Seamless integration with Blendr accessory bases and mounts, sold separately
- For installation instructions, please see the Madone Assembly Manual
$369.99
Get back on the road with a genuine replacement stem.
Original equipment replacement stem for your Madone SLR.
PRODUCT DETAILS
- High fit stem is 7-degrees of drop
- Not compatible with other bikes
- For installation instructions, please see your Madone Assembly Manual
$52.99
Genuine replacement parts
Praxis bottom brackets feature precise tolerances and quality materials to ensure smooth, quiet spinning for many miles.
No more creaking. Smooth operation. Fast bearing replacement.
- For use with Trek T47 frames with 85.5mm bottom bracket shells
- Compatible with Shimano 24mm cranks
$39.99
Genuine replacement parts
Use original bottom brackets for optimal functionality.
Prowheel: Crank it up!
- Prowheel PW-BB73+
- Shell Width: 68/73mm for MTB
- Compatible with BC1.37"x34T BB Cups with 24mm diameter spindle
- Compatible with Shimano Hollow Tech II cranksets
$4.99
Original replacement parts for optimal functionality.
- Includes 2 bolts
$17.99 - $19.99
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
$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
$39.99
Angle-adjust headset cups for select Trek mountain bikes.
- Does not include any other headset parts
- Both the upper cup (size-specific) and lower cup (universal) are required
- Confirm compatibility and find instructions in your bike's service manual
$1.99
Allows mounting of mono or duo Blendr Mount to Trek Madone SLR or one-piece Handlebar/Stem.
- Corrosion resistant
- Blends seamlessly
$3.99
Get your cables under control.
- The lightest, quietest, and most versatile cable management system
- For specific compatibility concerns, please contact our Customer Service team
$41.99
Get back on the road with a genuine replacement crankset.
Genuine replacement parts
Keep your bike operating as it should.
- Adjustable arm length from 127mm to 152mm
- Hardware included