Trek FX 2 Gen 4 2025
2025 Urban
Estimate price |
813$
Weight | 11.81 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Groupset CUES -
Suspension Rigid -
Drivetrain 1 × 9 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Gold Aluminium, internal cable routing, rack & mudguard mounts, post mount disc, kickstand mount, 135x5 mm QR
Suspension Fork
FX alloy, flat-mount disc, rack mounts, 410 mm axle-to-crown, ThruSkew 5 mm QR
Drivetrain
Rear Derailleur
Shimano CUES U4000
Shift Levers
Shimano U4000, 9-speed
Cassette
Shimano LINKGLIDE LG300, 11-46, 9-speed
Crank
ProWheel Pro alloy, 40T narrow-wide steel ring, 170 mm length
Bottom Bracket
Sealed cartridge, 68 mm
Chain
Shimano LG500
Pedals
Bontrager City pedals
Wheels
Front Hub
Formula DC-20, alloy, 6-bolt, 5x100 mm QR
Rear Hub
Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5 mm QR
Rims
Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve
Tires
Bontrager H2 Comp, wire bead, 30 tpi, 700x35 mm
Brakes
Brakes
Tektro HD-R280 hydraulic disc, 160 mm rotor
Cockpit
Stem
Size: XS, S, M, Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 90 mm length; Size: L, XL, XXL, Bontrager Comp, 31.8 mm, Blendr compatible, 7-degree, 100 mm length
Handlebar
Size: XS, S, M, Bontrager alloy, 31.8 mm, 15 mm rise, 600 mm width; Size: L, XL, XXL, Bontrager alloy, 31.8 mm, 15 mm rise, 660 mm width
Grips
Bontrager Satellite
Seat
Saddle
Bontrager Sport
Seatpost
Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 40cm | 45cm | 50cm | 55cm | 60cm |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.418 mm | 1.475 mm | 1.511 mm | 1.554 mm | 1.584 mm |
| Bottom Bracket Height | 285 mm | 285 mm | 285 mm | 285 mm | 285 mm |
| Front Center | 613 mm | 620 mm | 631 mm | 641 mm | 648 mm |
| Rake | 50 mm | 51 mm | 50 mm | 50 mm | 50 mm |
| Trail | 74 mm | 71 mm | 68 mm | 64 mm | 58 mm |
| Stack | 543 mm | 568 mm | 594 mm | 620 mm | 648 mm |
| Reach | 383 mm | 385 mm | 393 mm | 399 mm | 409 mm |
| Top Tube Length | 528 mm | 543 mm | 563 mm | 583 mm | 613 mm |
| Seat Tube Angle | 75 ° | 74.5 ° | 74 ° | 73.5 ° | 72.5 ° |
| Seat Tube Length | 330 mm | 375 mm | 420 mm | 465 mm | 520 mm |
| Head Tube Angle | 70 ° | 70.5 ° | 71 ° | 71.5 ° | 72.5 ° |
| Head Tube Length | 115 mm | 140 mm | 165 mm | 190 mm | 215 mm |
| Chainstay Length | 447 mm | 447 mm | 447 mm | 447 mm | 447 mm |
| Wheelbase | 1052 mm | 1059 mm | 1070 mm | 1080 mm | 1087 mm |
| Bottom Bracket Drop | 65 mm | 65 mm | 65 mm | 65 mm | 65 mm |
| Standover Height | 675 mm | 715 mm | 754 mm | 791 mm | 836 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |