2025 Trek FX 1 Stepover Gen 4 – Hybrid Fitness Bike
Specifications
Specification |
Details |
Model |
FX 1 Stepover Gen 4 |
Vehicle Category |
Hybrid Fitness Bike |
Application |
Commuting, fitness, recreational riding |
Starting Price (2025) |
$699.99 USD |
Color Options |
Era White, Satin Trek Black |
Sizes |
XS, S, M, L, XL |
Frame & Drivetrain
Specification |
Details |
Frame |
Alpha Gold Aluminum, DuoTrap S compatible, internal cable routing, flat mount disc, rack and fender mounts, 135x5mm QR |
Fork |
FX Steel, flat mount disc, rack and fender mounts, 405mm axle-to-crown, 5x100mm QR |
Drivetrain Compatibility |
Shimano Acera, 3x8-speed |
Dropouts |
135x5mm QR (R), 5x100mm QR (F) |
Crank |
Forged alloy, 48/38/28T, chainguard, 170mm length (XS, S, M), 175mm length (L, XL) |
Chain |
KMC Z8.3, 8-speed |
Rear Derailleur |
Shimano Acera M360 |
Front Derailleur |
Shimano Tourney TY710, 34.9mm clamp, top swing, dual pull |
Shifters |
Shimano EF500, 8-speed |
Cassette |
Shimano HG31, 11-32T, 8-speed |
Components & Features
Specification |
Details |
Seating |
Bontrager Sport, 155mm width |
Cargo Capacity |
Rack and fender mounts, DuoTrap S compatible |
Wheels/Tyres |
Bontrager Connection, double-wall, 32-hole, 20mm width, Schrader valve, Bontrager H2 Comp, 700x35c |
Wheel Size |
700c |
Brakes |
Tektro mechanical disc, 160mm rotor (F, R) |
Brake Levers |
Tektro, alloy |
Handlebar |
Bontrager Comp Lowriser, alloy, 31.8mm, 15mm rise, 600mm width (XS, S), 620mm width (M, L, XL) |
Stem |
Bontrager alloy, 31.8mm, Blendr compatible, 7 degree, 90mm length (XS, S), 100mm length (M), 110mm length (L, XL) |
Headset |
1-1/8" threadless, sealed cartridge bearings |
Saddle |
Bontrager Sport, 155mm width |
Seatpost |
Bontrager alloy, 31.6mm, 12mm offset, 330mm length (XS, S), 400mm length (M, L, XL) |
Seatpost Clamp |
Bontrager alloy, 36.4mm, bolt-on |
Grips |
Bontrager Satellite |
Front Hub |
Formula DC-20, alloy, 6-bolt, 5x100mm QR |
Rear Hub |
Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR |
Rims |
Bontrager Connection, double-wall, 32-hole, 20mm width, Schrader valve |
Spokes |
14g stainless steel |
Pedals |
Wellgo nylon platform |
Exterior Features |
DuoTrap S compatible, internal cable routing, rack and fender mounts |