2020 Trek

FX Sport 6

A 700c carbon frame fitness bike with upper mid-range components and hydraulic disc brakes.

Manufacturer Price

$2,099
Weight20.5 lbs  
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
Groupset105
BrakesHydraulic Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
FX Sport 6
Other Fitness bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

39 mph

FX Sport 6

35 mph

Similar Bikes

Highest gear

(descending)

Sizing
XS

4'9" – 5'2"

SM

5'0" – 5'6"

MD

5'4" – 5'10"

LG

5'8" – 6'2"

XL

6'0" – 6'6"

Rider Fit Notes
  • 5'9", size LG, Just right
Reviews
BikeRadar
Trek FX Sport 6 review

Nov 2018 · Ian Osborne

High-class fitness bike with proven road technology and a classy component package. Buy if you want a capable, high-spec yet sensible-handling bike with a flat bar

Highs
  • Comfortable-yet-fun ride, IsoSpeed decoupler, lightweight, Shimano 105

Lows
  • Cost is the biggest one, funky-looking grips, only available in black

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

400 series OCLV carbon, IsoSpeed, internal routing, 3s chain keeper, DuoTrap S compatible, fender mounts, flat mount disc, 142x12mm thru axle

BB StandardBB86/BB92, 86.5mm, Press Fit

Fork

Size: S, M, L, XL, FX Carbon, threadless alloy steerer, hidden fender mounts, flat mount disc, 405mm axle-to-crown, 100x12mm thru axle; Size: S, M, L, XL, FX Carbon, flat mount disc, hidden fender mounts, 405mm axle-to-crown, 100x12mm thru axle

Bottom Bracket

Shimano BB71, 86.5mm, PressFit

Headset

FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom

Stem

Size: S, M, Bontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 100mm length; Size: L, XL, Bontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 110mm length

Handlebar

Size: S, M, Bontrager Satellite Plus IsoZone, alloy, 31.8mm, 15mm rise, 600mm width; Size: L, XL, Bontrager Satellite Plus IsoZone, alloy, 31.8mm, 15mm rise, 660mm width

Saddle

Bontrager Montrose Comp, steel rails, 138mm width

Seatpost

Bontrager Comp, 6061 alloy, 27.2mm, 8mm offset, 330mm length

TypeRigid

Pedals

VP Resin body, alloy cage, toe clip

Grips

Bontrager Satellite IsoZone Plus, lock-on, ergonomic

Groupset
Rear Derailleur

Shimano 105 R7000, long cage, 34T max cog

Front Derailleur

Shimano 105 R7000, braze-on

Crank

Size: S, Shimano 105 R7000, 50/34 (compact), 170mm length; Size: M, L, Shimano 105 R7000, 50/34 (compact), 172.5mm length; Size: XL, Shimano 105 R7000, 50/34 (compact), 175mm length

Shifters

Shimano RS700, 11 speed

Cassette

Shimano 105 R7000, 11-32, 11 speed

Chain

Shimano HG601

Brakes

Tektro HD-R310, hydraulic disc, 160mm rotor

TypeHydraulic Disc

Wheels
Rims

Bontrager Affinity Disc, Tubeless Ready, 28-hole, presta valve

Spokes

Size: S, M, L, XL, 14g stainless steel; Size: S, M, L, XL, 14g, stainless steel, black

Front Hub

Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle

Rear Hub

Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle

Tires

Bontrager R2 Hard-Case Lite, aramid bead, 60 tpi, 700x32c

Disc Rotors

Shimano RT10, 160mm, centerlock

Rider Notes
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Last updated July 17
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