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. The 1x drivetrain simplifies shifting without sacrificing gear range, making this high-performance bike perfect for everything from solo workouts to speedy group rides.

It’s right for you if…

You’re ready to log big miles, and you prefer the feel of a flat handlebar to the drop bars that come stock on most road bikes. You prioritise comfort and performance equally, and want the simplicity that a 1x drivetrain provides.

The tech you get

A lightweight 400 Series OCLV Carbon frame and fork, a Shimano CUES 10-speed drivetrain with a wide-range cassette, Shimanohydraulicdisc brakes for all-weather stopping power, a lightweight tubeless ready wheel set, wide, fast-rolling Bontrager GR1 Expert gravel tyres and a vibration-absorbing handlebar and ergonomic grips.

The final word

Fast, capable, comfortable. This bike has a road-smoothing carbon frame and quality parts that will hold up over serious miles, including the simpler-shifting 1x drivetrain.

Why you’ll love it

1. The 1x drivetrain delivers a wide range of gearing with the simplicity of a single shifter
2. You get the superior ride quality of carbon without the bank-breaking price
3. On your left! This fitness bike is more than capable of taking on speedy group road rides
4. It’s easy to accessorise with mudguards, lights and more!

Colour: Lithium Grey

*Please note spec applies to all sizes unless listed separately

Frame with Fork 400 series OCLV Carbon, internal routing, 3s chain keeper, DuoTrap S compatible, mudguard mounts, flat mount disc, 135x5mm ThruSkew Fork Carbon, hidden mudguard mounts, flat mount disc, 5x100mm thru-skew

Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

Shifter Shimano CUES U6000 w/optical gear display, 10-speed Rear derailleur Shimano CUES U6000 GS Crank Prowheel alloy, 42T narrow-wide ring, 175 mm length Cassette Shimano CUES LG300, LINKGLIDE, 11-48, 10-speed Chain Shimano LG500 Pedal Bontrager City pedals

Hub front Formula CL-51 alloy, 100×5 mm QR Skewer front 135×5 mm bolt-on Hub rear Formula CL-52 alloy, 135×5 mm QR Skewer rear 169×5 mm bolt-on Rim Bontrager Paradigm, Tubeless Ready, 32-hole, 21 mm width, Presta valve Spokes 14 g stainless steel, black Tyre Bontrager GR1 Expert, Hard-Case Lite, wire bead, 60 tpi, 700×40 mm

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 width Size: 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 length Size: S, M
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length Size: L, XL
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length Brake Shimano hydraulic disc, MT201 lever, UR300 calliper Brake rotor Shimano RT10, CenterLock, 160 mm

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, materials and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice.

Bike and frame weights are based on pre-production painted frames at time of publication. Weights may vary in final production.