Trek FX Sport Carbon 6 2025|X Small|Small|Medium|Large|X Large|Matte Bronze Age/Deep Smoke

Description

The FX Sport 6 is an ultra-light and fast fitness bike. It has every performance feature of a high-end road bike, with the added benefit of flat handlebars for additional comfort and control. A lightweight 400 Series OCLV Carbon frame, wireless electronic SRAM shifting and Bontrager carbon wheels make it the best choice for serious fitness riders with serious goals.

It’s right for you if…

You want the fastest fitness bike you can get one that can hold its own with any road bike out there. You want to keep up with faster group rides, put on more miles, set new Strava PRs and leave a pack of road riders in your dust as you sprint to the edge of the city.

The tech you get

A lightweight 400 Series OCLV Carbon frame with a carbon fork, a wireless electronic SRAM Apex XPLR AXS 12-speed drivetrain with a wide range of gearing, hydraulic disc brakes, hidden mudguard mounts, a lightweight Bontrager Aeolus Elite 35 carbon wheel set with high-quality tubeless-ready Bontrager GR1 Team Issue gravel tyres, and a vibration-absorbing handlebar with ergonomic grips.

The final word

The fastest fitness bike. Period. The FX Sport 6 delivers lightweight OCLV Carbon frame and fork, high-performance wireless drivetrain, and a light and responsive carbon wheel set to create the ideal ride for anyone who wants to ride ridiculously fast and crush fitness milestones.

Specifications

*spec applies to all sizes unless otherwise noted

Frame 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, 100x5mm thru-skew

Weight

Weight M – 9.50 kg / 20.95 lbs Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 136 kg (300 lb).

Drivetrain

Rear derailleur SRAM Apex XPLR eTap AXS, 44T max cog *Crank Size:XS, S
SRAM Apex 1, 40T, DUB Wide, 170 mm length Size:M, L, XL
SRAM Apex 1, 40T, DUB Wide, 175 mm length Bottom bracket SRAM DUB, 86.5 mm, PressFit Cassette SRAM XPLR PG-1231, 11-44, 12-speed Chain SRAM Apex, 12-speed Pedal VPE-993T Max. chainring size 1x: 44T

Wheels

Wheel front Bontrager Aeolus Elite 35, OCLV Carbon, Tubeless Ready, 100x5mm QR Wheel rear Bontrager Aeolus Elite 35, OCLV Carbon, Tubeless Ready, Shimano 11-speed freehub, 135x5mm skewer Hub front Bontrager Affinity, Tubeless Ready, centerlock, 100x5mm axle Skewer front 135×5 mm bolt-on Hub rear Bontrager Affinity Comp, Shimano 11/12 speed freehub, 142x5mm Skewer rear 169×5 mm bolt-on Tyre Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700×42 mm Max tyre size 42mm without mudguards, 40mm with mudguards

Components

Saddle Bontrager Montrose Comp, steel rails, 138 mm width Seatpost Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length *Handlebar Size:XS, S, M
Bontrager Satellite Plus IsoZone, alloy, 31.8 mm, 15 mm rise, 600 mm width Size: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 clamp, Blendr-compatible, 7-degree, 100 mm length Size:L, XL
Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 110 mm length Brake Shimano hydraulic disc, MT201 lever, UR300 calliper Brake rotor Shimano RT10, CenterLock, 160 mm Rotor size Max brake rotor sizes: 160 mm front and rear

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.