Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
2019 Diamondback el Oso Dos
Value Guide market data · 2019 Diamondback el Oso Dos
12-month trend
12%
Direction and magnitude, not judgment
vs. category average
11%
Drops faster than category avg
Price over time - 2019 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
2019 el Oso Dos lineup
Overview
About this bike
2019 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
- Frame
- El Oso 6061-T6 Double Butted Aluminum, Formed Top / Down Tube, 1.5" Tapered Machined Headtube, Fits up to 26x5" Tire
Drivetrain
- Groupset
- Shimano Deore
- Bottom Bracket
- FSA Mega Exo
- Cassette
- Shimano HG500, 10 Speed, 11-42T
- Chain
- KMC X10, 10 Speed, EPT Anti-Rust
- Chainrings
- 36/24T
- Crankset
- FSA Comet Mega Exo
- Front Derailleur
- Shimano Deore M617 Side Swing, Front Pull, Direct Mount
- Rear Derailleur
- Shimano Deore M6000 Shadow Plus, 10 Speed, GS
- Shifters
- Shimano Deore M6000, 10 Speed
Brakes
- Brake Levers
- TRP Slate X2
- Brakes
- TRP Slate X2, w/160mm Front /160mm Rear Rotors
Cockpit
- Handlebar
- Diamondback, 740mm Wide, 15mm Rise, 31.8 Bar Bore
- Headset
- FSA No.57, Sealed Cartridge
- Saddle
- WTB Volt Comp
- Seatpost
- DB Alloy Micro Adjust, 30.9mm
- Stem
- DB 3D Forged, 7° Rise, 31.8 Bar Bore
- Grips
- DB High Density Foam Grip
Wheels & Tires
- Axles
- Front: 150 x 15mm thru-axle, Rear: 197 x 12mm thru-axle
- Front Tire
- Kenda Juggernaut 26x4.5", 60tpi, Folding
- Hubs
- 32h Alloy, Sealed Cartridge Bearing
- Rear Tire
- Kenda Juggernaut 26x4.5", 60tpi, Folding
- Rims
- Diamondback 90mm Wide w/Cutouts, 32h Alloy Single wall
- Spokes
- 14g Stainless Steel
Pedals
- Pedals
- DB4L Alloy Platform w/Replaceable Pins
Accessories
- Accessories & Extras
- Tool Kit
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.