2024–2025 Trek FX 3

Frame & fit interfaces

The standards that decide what fits this bike.

Frame material

Aluminum

Wheel size

700c"

Rear axle spacing

135 mm

Seatpost diameter

27.20 mm

Max tire size

700x40mm

Stock build

• ForkFX carbon, flat-mount disc, rack mounts, 410mm axle-to-crown, ThruSkew 5mm QR
• Front BrakeShimano hydraulic disc, MT201 lever, UR300 caliper
• Rear BrakeShimano hydraulic disc, MT201 lever, UR300 caliper
• Front Brake RotorShimano RT26, 6-bolt, 160mm
• Rear Brake RotorShimano RT26, 6-bolt, 160mm
• CassetteShimano CUES LG300, LINKGLIDE, 11-48, 10 speed
• ChainShimano LG500, 10-speed
• CranksetProWheel alloy, 40T narrow-wide ring, 170mm length
• PedalsBontrager City pedals
• Front WheelFormula DC-20, alloy, 6-bolt, 100x5mm
• Rear WheelFormula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm
• Rear DerailleurShimano CUES U6000 GS
• ShiftersShimano CUES U6000 w/optical gear display, 10 speed
• HandlebarBontrager Satellite Plus IsoZone, alloy, 31.8mm, 15mm rise, 600mm width
• StemBontrager Comp, 31.8mm, Blendr compatible, 7 degree, 100mm length
• GripsBontrager Satellite IsoZone Plus, lock-on, ergonomic
• SaddleBontrager H1
• SeatpostBontrager alloy, 27.2mm, 12mm offset, 330mm length
• Front TireBontrager H2 Comp, wire bead, 30 tpi, 700x35mm
• Rear TireBontrager H2 Comp, wire bead, 30 tpi, 700x35mm