Trek FX Sport SL 4 2026

C$2,249.99
Availability: Out of stock

FX Sport 4 is a carbon fiber 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.

 
 
Frame
400 series OCLV Carbon, internal routing, 3s chain keeper, DuoTrap S compatible, mudguard mounts, flat-mount disc, 135x5 mm ThruSkew
Fork
Carbon, hidden fender mounts, flat mount disc, 100x5mm thru-skew

Weight
M - 10.50 kg / 23.15 lbs
Weight limit
This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

Shifter
Shimano CUES U6000 w/optical gear display, 10 speed
Rear derailleur
Shimano CUES U6000 GS
Crank
Cassette
Shimano CUES LG300, LINKGLIDE, 11-48, 10 speed
Chain
Shimano LG500
Pedal
Max chainring size
1x: 44T

Hub front
Formula CL-51 alloy, 100x5mm
Skewer front
Hub rear
Formula CL-52 alloy, 135x5mm
Skewer rear
Rim
Tire
Bontrager GR1 Expert, Hard-Case Lite, wire bead, 60 tpi, 700x40 c
Max tire size
42mm without fenders, 40mm with fenders

Saddle
Bontrager H1
Seatpost
Bontrager alloy, 27.2mm, 12mm offset, 330mm 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
Brake
Shimano hydraulic disc, MT201 lever, UR300 caliper
Brake rotor
Shimano RT10, CenterLock, 160 mm
Rotor size
Max brake rotor sizes: 160mm front & rear
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