Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Surly
2018 Surly Flat Bar Cross-Check
Value Guide market data · 2018 Surly Flat Bar Cross-Check
12-month trend
5%
Direction and magnitude, not judgment
vs. category average
17%
Holds value better than category avg
Price over time - 2018 Surly Flat Bar Cross-Check
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Flat model years
2018 Flat Bar Cross-Check lineup
Overview
About this bike
2018 Surly Flat Bar Cross-Check value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- 4130 chromoly, lugged and brazed. Sloping crown with threaded eyelets, tapered and butted curved blades with mid-blade rack eyelet
- Frame
- Surly 4130 chromoly steel. Main triangle double-butted. TIG-welded. ED Coated
Drivetrain
- Groupset
- Shimano SLX
- Bottom Bracket
- UN55
- Cassette
- SRAM PG920, 9-speed: 11-34
- Chain
- KMC X9
- Chainrings
- 42T w/chainguard
- Crankset
- E400
- Rear Derailleur
- SRAM X5
- Shifters
- SRAM X5
Brakes
- Brake Levers
- Tektro SL520RS
- Brakes
- Tektro M73 linear pull
Cockpit
- Handlebar
- Dimension Arc Bar
- Headset
- Cane Creek 5, custom
- Saddle
- WTB Volt Sport
- Seatpost
- Kalloy
- Stem
- Satori
Wheels & Tires
- Axles
- QR
- Front Tire
- Surly Knard 700 x 41c, 33TPI
- Hubs
- Formula RB51
- Rims
- Alex DH19
Accessories
- Accessories & Extras
- MSW Pork Chop rear rack
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.