Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Marin
2020 Marin Four Corners
Value Guide market data · 2020 Marin Four Corners
12-month trend
11%
Direction and magnitude, not judgment
vs. category average
10%
Drops faster than category avg
Price over time - 2020 Marin Four Corners
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Four Corners model years
2020 Four Corners lineup
Overview
About this bike
2020 Marin Four Corners value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- CrMo, Fender, Rack, and Bottle Cage Eyelets, IS Disc Mount
- Frame
- Utilitour Double Butted CrMo, Size-Specific Wheels (XS, S = 650B, M, L, XL = 700C), New Utilitour BioGeo, Fender and Rack Mounts, Disc Mount
Drivetrain
- Groupset
- Shimano Sora
- Crankset
- Shimano Sora Hollowtech II, 50/39/30T
- Bottom Bracket
- Shimano Hollowtech II
- Chain
- KMC X9
- Cassette
- Shimano HG200 9-Speed, 11-34T
- Derailleur Rear
- Shimano Sora 9-Speed
- Derailleur Front
- Shimano Sora
- Shift Lever
- Shimano Sora 3x9-Speed
- Chainrings
- 50/39/30T
- Front Derailleur
- Shimano Sora
- Rear Derailleur
- Shimano Sora 9-Speed
- Shifters
- Shimano Sora 3x9-Speed
Brakes
- Brake Levers
- Shimano w/ Integrated Shifters
- Brakes
- Tektro Spyre-C Road Mechanical Disc, 160mm Rotor
Cockpit
- Grips
- Marin Comfort Bar Tape, Shock Absorbing Gel Pads
- Handlebar
- Marin Compact 12º Flared Drop
- Headset
- FSA No.8D, Sealed Cartridge Bearings
- Saddle
- WTB Volt Sport 142 Custom
- Seatpost
- Marin Alloy
- Stem
- Marin 3D Forged Alloy
Wheels & Tires
- Spokes
- 14g Black Stainless Steel
- Tires
- WTB Resolute, 650B/700Cx42, Puncture Protection
- Rim
- Marin Aluminum, Double Wall, Disc Specific
- Hub Rear
- Forged Aluminum Alloy, 6-Bolt Disc, 32H
- Hub Front
- Forged Aluminum Alloy, 6-Bolt Disc, 32H
- Front Tire
- WTB Resolute, 650B/700Cx42, Puncture Protection
- Hubs
- Forged Aluminum Alloy, 6-Bolt Disc, 32H
- Rims
- Marin Aluminum, Double Wall, Disc Specific
- Wheel Size
- 700c
Pedals
- Pedals
- Trekking Platform
Accessories
- XS (650B)
- 150cmto160cm
- S (650B)
- 157cmto168cm
- M (700C)
- 168cmto178cm
- L (700C)
- 178cmto185cm
- XL (700C)
- 185cmto193cm
- Brakes Front
- Tektro Spyre-C Road Mechanical Disc, 160mm Rotor
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.