Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2018 Trek 520 Disc
Value Guide market data · 2018 Trek 520 Disc
12-month trend
8%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2018 Trek 520 Disc
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All 520 model years
2023$1,702 - $1,976▲ 35% vs. 2018
2020$1,702 - $1,976▲ 35% vs. 2018
2019$1,562 - $1,814▲ 23% vs. 20182018$1,265 - $1,469Currently viewing2017$1,265 - $1,4690% vs. 20182016$1,265 - $1,4690% vs. 20182015$1,330 - $1,544▲ 5% vs. 2018
2014$1,330 - $1,544▲ 5% vs. 2018
2013$1,386 - $1,609▲ 10% vs. 20182012$1,209 - $1,404▼ 4% vs. 2018
2011$1,330 - $1,544▲ 5% vs. 2018
2010$1,228 - $1,426▼ 3% vs. 2018
2009$1,116 - $1,296▼ 12% vs. 2018
2008$1,153 - $1,339▼ 9% vs. 2018
2007$1,153 - $1,339▼ 9% vs. 2018
2002$1,023 - $1,188▼ 19% vs. 20181995$930 - $1,080▼ 26% vs. 20181994$884 - $1,026▼ 30% vs. 20181993$836 - $971▼ 34% vs. 20182018 520 Disc lineup
Overview
About this bike
2018 Trek 520 Disc value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- Chromoly touring disc w/lowrider mounts
- Frame
- Trek butted chromoly disc touring, rack & fender mounts
Drivetrain
- Groupset
- 2018 Trek 520 Disc
- Crankset
- Shimano Trekking M590
- Bottom Bracket
- Sealed cartridge
- Rear Cogs
- Shimano HG50, 11-32, 9 speed
- Chain
- KMC X9
- Front Derailleur
- Shimano Alivio
- Rear Derailleur
- Shimano Deore
- Chainrings
- 48/36/26 w/chainguard
- Shifters
- Shimano Dura-Ace handlebar-end
Brakes
- Brakes
- Hayes CX Expert mechanical disc
Cockpit
- Seatpost
- Bontrager SSR, 2-bolt head, 27.2mm, 12mm offset
- Saddle
- Bontrager Evoke 1
- Headset
- VP Slimstak, sealed semi-cartridge bearings
- Stem
- Bontrager Elite, 31.8mm, 7 degree, Blendr compatible
- Handlebars
- Bontrager Race VR-C, 31.8mm
- Tape/Grips
- Bontrager Gel Cork
Wheels & Tires
- Hubs
- Shimano M475
- Rims
- Bontrager Tubeless Ready 36-hole
- Tires
- Bontrager AW1 Hard-Case, 700x32c
Pedals
- Pedals
- Nylon platform w/cages
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Carbon inspection
Tap test the frame, fork, seatpost, and bars for cracks; verify no impact damage near dropouts.
Inspection
Brake hoses & cables
Check hydraulic line bleed, cable housing wear, and confirm rotors are within spec.