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2019 Diamondback

El Oso Dos

A 26″ aluminum frame rigid fat bike with upper mid-range components and trp mechanical disc brakes.
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Manufacturer Price

$1,499
FrameAluminum
SuspensionRigid
ForkAluminum
Wheels26″ Aluminum
Drivetrain2 × 10
GroupsetDeore
BrakesTRP Mechanical Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
El Oso Dos
Other Fat bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 mph

El Oso Dos

23 mph

Similar Bikes

Highest gear

(descending)

Reviews
Bicycling
The Diamondback El Oso Is an Affordable and Rad Fat Bike

Feb 2018

Want to steamroll over terrain regular bikes can't conquer? This line of fat bikes is a great bargain—and there's even a mini-version for your sidekick.

Highs

  • Lightweight aluminum frame

  • Quality midrange components

  • Versatile for snow and trail surfaces

  • Good value for price

  • Nimble despite huge tires

  • Bikepacking-friendly frame with rack mounts

  • Kids version available

Lows

  • Lower-priced models have rigid fork and mechanical brakes

  • Still somewhat heavy at 34 lbs 13 oz (Grande model)

Read Review

Geometry
Specs
Build
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

Fork

DB El Oso Custom Rigid Air Formed Alloy Fork, 1.5 Taper Steerer, 150mmx15mm Thru-axle

Bottom Bracket

FSA Mega Exo

Headset

FSA No.57, Sealed Cartridge

Stem

DB 3D Forged, 7° Rise, 31.8 Bar Bore

Handlebar

Diamondback, 740mm Wide, 15mm Rise, 31.8 Bar Bore

Saddle

WTB Volt Comp

Seatpost

DB Alloy Micro Adjust, 30.9mm

Type: Rigid

Pedals

DB4L Alloy Platform w/Replaceable Pins

Grips

DB High Density Foam Grip

Groupset
Rear Derailleur

Shimano Deore M6000 Shadow Plus, 10 Speed, GS

Front Derailleur

Shimano Deore M617 Side Swing, Front Pull, Direct Mount

Crank

FSA Comet Mega Exo, 36/24T

Shifters

Shimano Deore M6000, 10 Speed

Cassette

Shimano HG500, 10 Speed, 11-42T

Chain

KMC X10, 10 Speed, EPT Anti-Rust

Brakes

TRP Slate X2, w/160mm Front /160mm Rear Rotors

Type: TRP Mechanical Disc

Brake Levers

TRP Slate X2

Wheels
Rims

Diamondback 90mm Wide w/Cutouts, 32h Alloy Single wall

Spokes

14g Stainless Steel

Front Hub

32h Alloy, Sealed Cartridge Bearing, 150mmx15mm Thru-axle

Rear Hub

32h Alloy, Sealed Cartridge Bearing, 197mmx12mm Thru-axle, Cassette

Tires

Kenda Juggernaut 26x4.5", 60tpi, Folding

Rider Notes
Riders Also Viewed

First added August 8

Last updated August 8

Not listed for 2,487 days