2025 Trek FX Sport SL 4 – Fitness Hybrid Bike
Specifications
Specification |
Details |
Model |
FX Sport SL 4 |
Vehicle Category |
Fitness Hybrid Bike |
Application |
Fitness riding, commuting, light gravel |
Starting Price (2025) |
$1,999.99 USD |
Color Options |
Gloss Crimson/Matte Deep Smoke, Black, Red-Black, White-Tan |
Sizes |
XS, S, M, L, XL |
Frame & Drivetrain
Specification |
Details |
Frame |
400 Series OCLV Carbon, internal cable routing, rack and fender mounts, flat mount disc, 12x142mm thru axle |
Fork |
FX Carbon, tapered steerer, internal brake routing, flat mount disc, 12x100mm thru axle |
Drivetrain Compatibility |
Shimano CUES U6000, 1x10-speed |
Dropouts |
12x100mm thru axle (F), 12x142mm thru axle (R) |
Crank |
Prowheel, 40T, 170mm (XS, S, M), 175mm (L, XL) |
Chain |
Shimano CUES LG500, 10-speed |
Rear Derailleur |
Shimano CUES U6000, long cage |
Shifters |
Shimano CUES U6000, 10-speed |
Cassette |
Shimano CUES LG400, 11-48T, 10-speed |
Components & Features
Specification |
Details |
Seating |
Bontrager Arvada, 138mm width |
Cargo Capacity |
Rack and fender mounts, frame bag compatibility |
Wheels/Tyres |
Bontrager Paradigm, tubeless ready, 700x40c |
Wheel Size |
700c |
Brakes |
Shimano MT201, hydraulic disc, flat mount, 160mm rotor (F, R) |
Brake Levers |
Shimano MT201, hydraulic |
Handlebar |
Bontrager Satellite Plus IsoZone, alloy, 31.8mm, 15mm rise, 600mm width (XS, S), 620mm width (M, L, XL) |
Stem |
Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm (XS, S), 80mm (M), 90mm (L), 100mm (XL) |
Headset |
FSA IS-2, 1-1/8" top, 1.5" bottom |
Saddle |
Bontrager Arvada, 138mm width |
Seatpost |
Bontrager carbon, 27.2mm, 12mm offset, 330mm length (XS, S, M), 400mm length (L, XL) |
Seatpost Clamp |
Integrated, internal |
Grips |
Bontrager Satellite IsoZone Plus, lock-on |
Front Hub |
Bontrager alloy, sealed bearing, 6-bolt, 12x100mm thru axle |
Rear Hub |
Bontrager alloy, sealed bearing, 6-bolt, Shimano 10-speed freehub, 12x142mm thru axle |
Rims |
Bontrager Paradigm, double-wall, tubeless ready, 24-hole, 21mm width, Presta valve |
Spokes |
14g stainless steel |
Pedals |
Wellgo M141, nylon platform |
Exterior Features |
Internal cable routing, rack and fender mounts, frame bag compatibility, IsoZone handlebar/grip system |