2021 Orbea

GAIN D50 20mph

An aluminum frame endurance e-bike with mid-range components and mechanical disc brakes.

Manufacturer Price

$2,999
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 8
GroupsetClaris
Motorhub-drive
Battery248Wh
BrakesMechanical Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
GAIN D50 20mph
Other Endurance 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)

39 mph

GAIN D50 20mph

39 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
XS

4'11" – 5'4"

SM

5'2" – 5'8"

MD

5'6" – 6'0"

LG

5'10" – 6'4"

XL

6'2" – 6'7"

Rider Fit Notes

None yet.

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Reviews
Road Bike Action
ORBEA GAIN M20i E-ROAD BIKE TEST

May 2021 · RBA Staff

Orbea is staying true to their legacy of designing eye-catching bikes, and here they’ve created another work of art with the Gain M20i e-road bike. Orbea took many details into account when heading to the drawing board on the latest version of their e-road machine.

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Cyclist
Orbea Gain M20i e-bike review

Dec 2020 · Paul Norman

A great ride and visual control of the motor’s support level from the bars

Highs
  • Well specced

  • Head unit to control and monitor motor

Lows
  • Battery easy to deplete quickly

  • No mudguard mounts

Read Review

BikeRadar
Orbea Gain Carbon M20 MyO review

Nov 2019 · Warren Rossiter

Hugely fun, even with the motor switched off. The Gain is a real pleasure to ride

Highs
  • Subtle assistance, can be bespoke

Lows
  • Wheel upgrade is a must to get the best from the bike

Read Review

ebiketips
Orbea Gain D15

Jun 2018

If you want an e-bike that doesn't look like an e-bike, the Gain range from Basque brand Orbea might well hit the spot. Orbea describes it quite accurately as being designed to "enhance your ride, not dominate it". What they're getting at is the fact that the motor is significantly less powerful than the Shimano or Bosch mid-mounted motors that most e-bikes have at this price point, but at 14kg it's also much lighter than most e-bikes. This is not a bike that can get you up a hill looking serene like Jimmy Carr.

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Orbea Gain Hydro 6061 Hydroform Aluminum 2021, ICR cable routing, Forged BB, safety screw, 135x9 QR, Flat Mount disc mount, 700x40 maximun tyre, 1" 1/2 semiintegrated head set, 41x86,5 Pressfit botton bracket.

BB StandardBB86/BB92, 86mm, Press Fit

ColorsWhite-Grey (Gloss); Black- Titanium (Matte); Pastel Green (Gloss)- Black (Matte)

Fork

Gain Hydro carbon fork, full carbon, 1-1/8" - 1.5" tappered head tube compatible, 700x40 maximun tyre, flat mount disc mount, Thru axle 12x100mm

Bottom Bracket

BB86/BB92, 86mm, press-fit

Headset

Acros Alloy 1-1/2" Internal Cable Routing

Stem

OC1 31.8mm interface -6º

Handlebar

OC1 Road, reach 80mm, drop 125mm

Saddle

Selle Royal Asphalt GR

Seatpost

OC 27.2 Offset 0, for integrated light

TypeRigid

Groupset
Rear Derailleur

Shimano Claris RD-R2000-GS

Front Derailleur

Shimano Claris FD-R2000-F

Crank

Shimano Claris R2000 34x50t

Shifters

Shimano Claris ST-R2000

Cassette

Shimano HG50 11-32t 8-Speed

Chain

KMC X8

Brakes

Shimano BR-RS305 Mechanical Disc

TypeMechanical Disc

Wheels
Rims

Ready GR

Tires

Hutchinson Fusion 5 Performance TLR 700x30

Electric Components
Motor

Ebikemotion X35 Plus 20mph

Battery

Ebikemotion 36V/6.9A 248Wh ANT+

Display

OC monochrome ANT+ LEV

Charger

Ebikemotion X35

Accessories
Lights

Front: Front position light, on display holder, COB Led, On/Off, 60 Lumen, ECE50., Rear: Lezyne FENDER STVZO seatpost mounting 11 lumens

Rider Notes
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Last updated April 27
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