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2022 Trek

520 Disc

A steel frame gravel bike with mid-range components and trp mechanical disc brakes.
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Manufacturer Price

A$1,999($1,430)
Weight31.4 lbs  
FrameSteel
SuspensionRigid
ForkAluminum
Wheels700c Aluminum
Drivetrain3 × 9
GroupsetAlivio, Sora
BrakesTRP 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
BIKEPACKING.com
Miles' Flat Bar Trek 520: Little Red Corvette

Feb 2020 · Miles Arbour

The stock Trek 520, the quintessential steel touring bike in the brand's lineup, wasn't quite doing it for Miles. Here is his take on a classic, complete with a flat bar conversion, 1x11 drivetrain, and the absolute biggest tires he could fit. Find details, lots of photos, and a complete build kit here...

Read Review

Geometry
Specs
Build
Frame

Trek butted chromoly disc touring, rack and mudguard mounts, 135x5 mm QR

Tire Clearance2"

ColorsDiablo Red; Anthracite

Fork

Alloy disc touring, rack mounts, 100x5 mm ThruSkew

Headset

1-1/8" threadless, sealed cartridge bearings

Stem

Size: 48, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length; Size: 51, Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length; Size: 54, 57, Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 100 mm length; Size: 60, 63, Bontrager Elite, 31.8 mm clamp, Blendr-compatible, 7-degree, 110 mm length

Handlebar

Size: 48, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40 cm width; Size: 51, 54, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42 cm width; Size: 57, 60, 63, Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44 cm width

Saddle

Bontrager Evoke

Seatpost

Size: 48, Bontrager alloy, 27.2 mm, 12 mm offset, 250 mm length; Size: 51, 54, 57, 60, 63, Bontrager alloy, 27.2 mm, 12 mm offset, 330 mm length

TypeRigid

Pedals

Wellgo nylon body, alloy cage

Groupset
Rear Derailleur

Shimano Alivio M4000, long cage, 36T max cog

Front Derailleur

Shimano Sora R3030, 34.9 mm (w/28.6 adapter) clamp

Crank

Size: 48, 51, Shimano Alivio T4060, 48/36/26, 2-piece w/chain guard, 170 mm length; Size: 54, 57, 60, 63, Shimano Alivio T4060, 48/36/26, 2-piece w/chain guard, 175 mm length

Shifters

Size: 48, 51, 54, 57, 60, 63, Shimano Sora R3000, 9-speed; Size: 48, 51, 54, 57, 60, 63, Shimano Sora R3030, 3-speed

Cassette

Shimano HG200, 11-36, 9-speed

Chain

KMC X9

Brakes

TRP Spyre C 2.0 mechanical disc, 160 mm rotor

TypeTRP Mechanical Disc

Wheels
Rims

Bontrager Affinity Disc, Tubeless Ready, 36-hole, 21 mm width, presta valve

Spokes

14 g stainless steel

Front Hub

Shimano M475, 6-bolt disc, 100x5 mm QR

Rear Hub

Shimano M475, 6-bolt disc, 135x5 mm QR

Tires

Bontrager H1 Hard-case Ultimate, 700x38c w/reflective sidewall

Accessories
Racks

Size: 48, 51, 54, Bontrager BackRack Deluxe, Interchange compatible, size small; Size: 48, 51, 54, 57, 60, 63, Bontrager Carry Forward; Size: 57, 60, 63, Bontrager BackRack Deluxe, Interchange compatible, size large

Rider Notes
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First added July 25

Last updated June 28

Not listed for 1,431 days