Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
2018 Diamondback el Oso Dos
Value Guide market data · 2018 Diamondback el Oso Dos
12-month trend
8%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2018 Diamondback el Oso Dos
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All El Oso model years
2018 el Oso Dos lineup
Overview
About this bike
2018 Diamondback el Oso Dos value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- DB El Oso Custom Rigid Air Formed Alloy Fork, 1.5 Taper Steerer, 150mmx15mm Thru-axle
- Frame
- El Oso 6061-T6 Double Butted Aluminum, Formed Top / Down Tube, 1.5" Tapered Machined Headtube, 197mm Thru Axle, Fits up to 26x5" Tire
Drivetrain
- Groupset
- 2018 Diamondback el Oso Dos
- Crankset
- FSA Comet Mega Exo
- Bottom Bracket
- FSA Mega Exo
- Chain
- KMC X10, 10 Speed, EPT Anti-Rust
- Front Derailleur
- Shimano Deore M6020, Side Swing, Front Pull, Direct Mount
- Rear Derailleur
- Shimano Deore M6000 Shadow Plus, 10 Speed
- Cassette/Rear Cogs
- Shimano HG500, 10 Speed, 11-42T
- Chainrings
- 36/24T
- Shifters
- Shimano Deore M6000, 10 Speed without gear display
Brakes
- Brake Levers
- TRP ML800 Spyke
- Brakes
- TRP Spyke Dual Piston Mechanical Disc, w/ 160mm Front and Rear Rotors
Cockpit
- Saddle
- DB Race M-series Saddle
- Headset
- FSA No.57, Sealed Cartridge
- Stem
- DB 3D Forged, 7° Rise, 31.8 Bar Bore
- Handlebars
- Diamondback, 740mm Wide, 15mm Rise, 31.8 Bar Bore
- Seat Post
- DB Alloy Micro Adjust, 30.9mm
- Tape/Grips
- DB High Density Foam Grip
Wheels & Tires
- Hubs
- Front: 32h Alloy, Sealed Cartridge Bearing<br> Rear: 32h Alloy, Sealed Cartridge Bearing, Cassette
- Tires
- Kenda Juggernaut 26x4.5"
- Axles
- Front: 150 x 15mm thru-axle<br>Rear: 197 x 12mm thru-axle
- Spokes
- 14g Stainless Steel
Pedals
- Pedals
- DB4L Alloy Platform w/ Replaceable Pins
Accessories
- Rims/Wheels
- Diamondback 95mm Wide w/50mm Cutouts, 32h Alloy Singlewall
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.