Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2017 Trek 820
Value Guide market data · 2017 Trek 820
12-month trend
— %
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2017 Trek 820
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All 820 model years
2022$465 - $540▲ 32% vs. 2017
2021$465 - $540▲ 32% vs. 2017
2020$465 - $540▲ 32% vs. 20172019$372 - $432▲ 5% vs. 20172018$353 - $4100% vs. 20172017$353 - $410Currently viewing
2016$353 - $4100% vs. 20172015$344 - $400▼ 2% vs. 2017
2014$344 - $400▼ 2% vs. 2017
2013$344 - $400▼ 2% vs. 20172012$307 - $356▼ 13% vs. 2017
2009$307 - $356▼ 13% vs. 2017
2003$223 - $259▼ 37% vs. 2017
2000$307 - $356▼ 13% vs. 2017
1999$307 - $356▼ 13% vs. 2017
1998$312 - $362▼ 12% vs. 2017
1997$312 - $362▼ 12% vs. 20171994$312 - $362▼ 12% vs. 20171993$362 - $420▲ 2% vs. 20172017 820 lineup
Overview
About this bike
2017 Trek 820 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame Construction
- Trek custom steel
- Fork Brand & Model
- SR Suntour M-3030, coil spring, preload, 75mm travel
Drivetrain
- Groupset
- 2017 Trek 820
- Crankset
- Shimano Tourney M131
- Bottom Bracket
- Sealed cartridge
- Rear Cogs
- Shimano TZ21 14-28, 7 speed
- Chain
- KMC Z51
- Front Derailleur
- Shimano Tourney TY500
- Rear Derailleur
- Shimano Tourney TY300
Cockpit
- Seatpost
- Bontrager SSR, 2-bolt head, 29.2mm, 12mm offset
- Saddle
- Bontrager SSR
- Headset
- 1-1/8inch threadless
Wheels & Tires
- Hubs
- Front: Formula FM21 alloy; Rear: Formula FM31 alloy
- Tires
- Bontrager LT3, 26x2.00inch
Pedals
- Pedals
- Wellgo Nylon Platform
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
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.