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Trek FX Sport Carbon 4

1,999.00

FX Sport 4 is a carbon fibre fitness bike for riders who want the speed of a lightweight road bike with the comfort and control of a flat handlebar. An IsoSpeed decoupler smooths out rough roads and the 1×11 drive train simplifies shifting without sacrificing gear range, making this high-performance bike perfect for everything from solo workouts to speedy group rides.

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400 Series OCLV

Ultra high performance, within reach. The areal weight range and modulus mix of 400 Series OCLV provides an exhilarating sense of acceleration and confident handling.

Hydraulic disc brakes

Hydraulic disc brakes offer the absolute strongest stopping power even in wet and muddy conditions.

IsoSpeed decoupler

Our innovative decoupler allows the seat tube to rotate independently from the top-tube-to-seatstay junction, increasing vertical compliance without compromising pedalling efficiency.

Carbon fork

Lightweight fork with carbon fibre legs soaks up hand-numbing road vibration.

Product Specifications

Frame 400 series OCLV carbon, IsoSpeed, internal routing, 3s chain keeper, DuoTrap S-compatible, mudguard mounts, flat-mount disc, 142×12 mm thru axle
Fork FX Carbon, threadless alloy steerer, hidden mudguard mounts, flat-mount disc, 405 mm axle-to-crown, 100×12 mm thru axle
Hub front Formula alloy, CenterLock disc, 100×12 mm thru-axle
Skewer front Bontrager Switch thru axle, removable lever
Hub rear Shimano RXC400, CenterLock, Shimano 11-speed freehub, 142×12 mm thru axle
Skewer rear Bontrager Switch thru-axle, removable lever
Rim Bontrager Tubeless Ready Disc, 32-hole, Presta valve
Spokes 14 g stainless steel, black
Tyre Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700×32 c
Shifter Shimano RS700, 11-speed
Rear derailleur Shimano GRX RX812, long cage, 42T max cog
*Crank Size: XS, S
Shimano GRX RX600, 40T ring, 170 mm lengthSize: M, L, XL
Shimano GRX RX600, 40T ring, 175 mm length
Bottom bracket Shimano BB71, 86.5 mm, PressFit
Cassette Shimano SLX M7000, 11-42, 11-speed
Chain Shimano HG601
Pedal Wellgo M141, resin body, alloy cage
Saddle Bontrager H1
Seatpost Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length
*Handlebar Size: XS, S
Bontrager Satellite Plus IsoZone, alloy, 31.8 mm, 15 mm rise, 600 mm widthSize: M, L, XL
Bontrager Satellite Plus IsoZone, alloy, 31.8 mm, 15 mm rise, 660 mm width
Grips Bontrager Satellite IsoZone Plus, lock-on, ergonomic
*Stem Size: XS
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm lengthSize: S, M
Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 100 mm lengthSize: L, XL
Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 110 mm length
Head set 1-1/8″ threadless, sealed cartridge bearings
Brake Shimano MT201 hydraulic disc, flat-mount, 160 mm rotor
Brake rotor Shimano RT10, CenterLock, 160 mm
Weight M – 9.55 kg / 21.06 lbs
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).