2020 Trek

FX 1 Disc

A 700c aluminum frame fitness bike with modest components and mechanical disc brakes.

MSRP$549
Weight28.4 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain3 × 7
GroupsetAltus, Tourney
BrakesMechanical Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
FX 1 Disc
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)

30 mph

FX 1 Disc

35 mph

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Highest gear

(descending)

Sizing
SM

5'1" – 5'6"

MD

5'4" – 5'10"

LG

5'8" – 6'2"

XL

6'0" – 6'6"

XXL

6'5" – 6'8"

Rider Fit Notes

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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

Alpha Gold Aluminum, DuoTrap S compatible, internal cable routing, flat mount disc, rack & fender mounts, 135x5mm QR

Fork

FX Steel, flat mount disc, rack mounts, 405mm axle-to-crown, ThruSkew 5mm QR

Headset

1-1/8'' threadless, sealed cartridge bearings

Stem

Size: S, M, Bontrager alloy, 25.4mm clamp, 10 degree, 90mm length; Size: L, XL, XXL, Bontrager alloy, 25.4mm clamp, 10 degree, 110mm length

Handlebar

Size: S, M, L, Bontrager Riser, steel, 25.4mm, 30mm rise, 600mm width; Size: XL, XXL, Bontrager Riser, steel, 25.4mm, 30mm rise, 620mm width

Saddle

Bontrager Sport

Seatpost

Bontrager alloy, 27.2mm, 12mm offset, 330mm length

TypeRigid

Pedals

Wellgo nylon platform

Grips

Bontrager Satellite

Groupset
Rear Derailleur

Shimano Altus M310

Front Derailleur

Shimano Tourney TY510, 34.9mm clamp, top swing, dual pull

Crank

Forged alloy, 48/38/28, chainguard, 170mm length

Shifters

Shimano Altus EF500, 7 speed

Cassette

SunRace MFM300 freewheel, 14-34, 7 speed

Chain

KMC Z51

Brakes

Tektro MD-U310 mechanical disc, flat mount, 160mm rotor

TypeMechanical Disc

Wheels
Rims

Bontrager Connection, alloy, double-wall, 32-hole, schrader valve

Spokes

14g, stainless steel, silver

Front Hub

Formula DC-20, alloy, 6-bolt, 5x100mm QR

Rear Hub

Formula DC-31, alloy, 6-bolt, 6/7/8 speed freewheel, 135x5mm QR

Tires

Bontrager H2, wire bead, 30 tpi, 700x35c

Rider Notes
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Last updated July 17
Not listed for 1,371 days