Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2020 Trek Marlin 7
Value Guide market data · 2020 Trek Marlin 7
12-month trend
9%
Direction and magnitude, not judgment
vs. category average
13%
Holds value better than category avg
Price over time - 2020 Trek Marlin 7
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Marlin model years
2026$1,302 - $1,512▲ 75% vs. 2020
2025$1,116 - $1,296▲ 50% vs. 2020
2024$1,209 - $1,404▲ 63% vs. 2020
2023$1,209 - $1,404▲ 63% vs. 2020
2022$1,237 - $1,436▲ 66% vs. 2020
2021$1,116 - $1,296▲ 50% vs. 20202020$744 - $864Currently viewing
2019$735 - $853▼ 1% vs. 2020
2018$698 - $810▼ 6% vs. 2020
2017$698 - $810▼ 6% vs. 2020
2016$716 - $832▼ 4% vs. 2020
2015$660 - $767▼ 11% vs. 2020
2013$642 - $745▼ 14% vs. 2020
2012$632 - $734▼ 15% vs. 2020
2011$595 - $691▼ 20% vs. 20202020 Marlin 7 lineup
Overview
About this bike
2020 Trek Marlin 7 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame
- Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount,
- Fork
- RockShox XC 30, coil spring, preload, TurnKey lockout, 46mm offset for 29" wheel, 100mm travel
Drivetrain
- Groupset
- 2020 Trek Marlin 7
- Crankset
- Shimano MT101
- Chainrings
- 36/22T
- Bottom Bracket
- VP BC73, 73mm, threaded cartridge
- Chain
- KMC X9, 9 speed
- Front Derailleur
- Shimano Altus M2020, 34.9mm clamp, top swing, dual pull
- Rear Derailleur
- Shimano Acera M3000, Shadow design, long cage
- Cassette
- Shimano HG200, 11-36T, 9 speed
- Shifters
- Shimano Altus M2010, 9 speed
Brakes
- Brakes
- Shimano MT200 hydraulic disc
Cockpit
- Headset
- Semi-integrated, 1-1/8"
- Handlebar
- Bontrager alloy, 31.8mm, 5mm rise
- Tape/Grips
- Bontrager XR Trail Comp, nylon lock-on
- Stem
- Bontrager alloy, 31.8mm, Blendr compatible, 7 degree
- Saddle
- Bontrager Arvada, steel rails, 138mm width
- Seat Post
- Bontrager alloy, 31.6mm, 12mm offset
Wheels & Tires
- Axles
- QR
- Hubs
- Front: Formula DC-20, alloy, 6-bolt<br>Rear: Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub
- Front Tire
- Bontrager XR2 Comp, wire bead, 30 tpi, 29 x 2.20
- Wheel Size
- 27.5-inch / 29-inch
Pedals
- Pedals
- VP-536 nylon platform
Accessories
- Color
- Emerald Iris / Viper Red
Weight & Sizing
- Size
- Small / Medium / Medium/Large / Large / X-Large / XX-Large
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.