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2017 Trek

520 Disc

A steel frame gravel bike with upper mid-range components and hayes mechanical disc brakes.

Manufacturer Price

$1,359
Weight28.8 lbs  
FrameSteel
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain3 × 9
GroupsetDura-Ace, Deore
BrakesHayes Mechanical Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
520 Disc
Other Gravel 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)

38 mph

520 Disc

36 mph

Similar Bikes

Highest gear

(descending)

Reviews
BikeRadar
Trek 520 Disc first ride review

Aug 2018 · Simon Withers

Most notably for 2019 the 520 has gained a 15kg-capacity Bontrager front rack and a much lower bottom gear — the all-important one — compared with the 2018 model.

Read Review

Geometry
Specs
Build
Frame

Trek butted chromoly disc touring, rack & fender mounts

Fork

Chromoly touring disc w/lowrider mounts

Bottom Bracket

Sealed cartridge

Headset

VP Slimstak, sealed semi-cartridge bearings

Stem

Bontrager Elite, 31.8mm, 7 degree, Blendr compatible

Handlebar

Bontrager Race VR-C, 31.8mm

Saddle

Bontrager Evoke 1

Seatpost

Bontrager SSR, 2-bolt head, 27.2mm, 12mm offset

TypeRigid

Pedals

Wellgo nylon body w/alloy cage, toe clip & strap

Grips

Bontrager gel cork tape

Groupset
Rear Derailleur

Shimano Deore

Front Derailleur

Shimano Alivio

Crank

Shimano Trekking M590 48/36/26 w/chainguard

Shifters

Shimano Dura-Ace bar end control, 9 speed

Cassette

Shimano HG50, 11-32, 9 speed

Chain

KMC X9

Brakes

Hayes CX Expert mechanical disc

TypeHayes Mechanical Disc

Wheels
Rims

Bontrager Tubeless Ready 36-hole

Front Hub

Shimano M475

Rear Hub

Shimano M475

Tires

Bontrager AW1 Hard-Case, 700x32c

Rider Notes
Riders Also Viewed

First added April 12

Last updated July 21

Not listed for 3,234 days