2023 Trek

FX 3 Disc

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

Manufacturer Price

$999$1,049
Weight25.1 lbs  
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain1 × 10
GroupsetDeore
BrakesHydraulic Disc
View on trekbikes.comLearn about Trek
Top Comparison
Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
FX 3 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)

31 mph

FX 3 Disc

35 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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"

XXL

6'5" – 6'8"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Price History
Reviews
BikeRadar
Trek FX 3 Disc Equipped review

Feb 2024 · Simon Withers

Single-ring hybrid with Shimano Deore and all the extras as standard

Highs
  • Lights and kickstand included

  • Full length fenders

  • Very good contact points

  • Top notch braking

  • Shimano deore gearing

Lows
  • Underpowered lights

  • Only two pairs of bottle bosses

  • Twin stem face plates

  • No bar ends

Read Review

Cycling News
Trek FX 2 Disc Equipped review: Unspectacular but effective

Sep 2022 · Benjamin Page

The Trek FX 2 Disc is a versatile all-rounder with surprising levels of comfort and stability

Highs
  • The frame has a great balance between responsiveness and comfort

  • Equipped for night riding, bikepacking or commuting

  • Can carry a decent amount of weight

  • Stable ride for long distances

Lows
  • Would need a drivetrain upgrade to become a serious fitness bike

  • On the heavy side for a rigid frame

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

Tire Clearance38c

ColorsMatte Dnister Black; Alpine Blue to Deep Dark Blue Fade

Fork

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

Headset

1 1/8'' steel threadless

Stem

Size: XS, S, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 90mm length; Size: M, L, XL, XXL, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 100mm length

Handlebar

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

Saddle

Bontrager H1

Seatpost

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

TypeRigid

Pedals

Bontrager City pedals

Grips

Bontrager Satellite IsoZone Plus, lock-on, ergonomic

Groupset
Rear Derailleur

Shimano Deore M5120, long cage

Crank

Size: XS, S, M, Prowheel alloy, 40T narrow-wide ring, 170mm length; Size: L, XL, XXL, Prowheel alloy, 40T narrow-wide ring, 175mm length

Shifters

Shimano Deore M4100, 10 speed

Cassette

Shimano Deore M4100, 11-46, 10 speed

Chain

KMC X10, 10 speed

Brakes

Shimano hydraulic disc, MT201 lever, UR300 caliper

TypeHydraulic Disc

Wheels
Rims

Bontrager Tubeless Ready Disc, 32-hole, Presta valve

Front Hub

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

Rear Hub

Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR

Tires

Bontrager H2 Comp, wire bead, 30tpi, 700x32mm

Disc Rotors

Shimano RT26, 6-bolt,160mm

Rider Notes
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Last updated April 27