2020 Giant

Fathom E+ 3 Power

A 27.5″ aluminum frame hardtail trail e-bike with mid-range components.
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Manufacturer Price

$2,700
FrameAluminum
SuspensionHardtail, 120mm
ForkSuntour XCM
Wheels27.5″ Aluminum
Drivetrain1 × 9
GroupsetDeore, Altus
MotorYamaha 250W 80Nm mid-drive
BatteryGiant 500Wh
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Fathom E+ 3 Power
Other Trail 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)

27 mph

Fathom E+ 3 Power

26 mph

Similar Bikes

Highest gear

(descending)

Sizing
SM

5'4" – 5'9"

MD

5'6" – 6'0"

LG

5'10" – 6'3"

XL

6'1" – 6'6"

Rider Fit Notes

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

ALUXX aluminum, Overdrive 1½ - 1⅛" head tube, 141mm Boost QR, integrated KS18 kickstand mount

ColorMatte Black / Silver

Fork

SR Suntour XCM 32 NLO DS 15AH-110, 27.5 120mm travel, Tapered 1½ - 1⅛" steerer, lockout

Travel120mm

Spring TypeCoil

Shock

N/A

Spring TypeCoil

Bottom Bracket

N/A

Stem

Giant Contact

Handlebar

Giant Connect TR Riser 31.8x750mm

Saddle

Giant Sport

Seatpost

Giant 30.9mm, 2-bolt Micro Adjustable, Forged Aluminium

TypeRigid

Pedals

Aluminum Platform

Groupset
Rear Derailleur

Shimano Deore, 9-Speed, Shadow design

Front Derailleur

-

Crank

Forged Alloy minimal Q-factor, 36T Steel Direct Mount ring

Shifters

Shimano SL-M2000

Cassette

Shimano CS-HG200, 11-36T, 9-Speed

Chain

KMC e.9 Sport

Brakes

Tektro HD-M285, hydraulic disc, 180mm

TypeHydraulic Disc

Brake Levers

Tektro HD-M285

Wheels
Rims

Giant AM 27.5, Tubeless ready, 30mm inner width

Spokes

Stainless steel

Front Hub

Giant eTracker Sport, [F] 15mm Thru-Axle [R] 141mm QR

Rear Hub

Giant eTracker Sport, [F] 15mm Thru-Axle [R] 141mm QR

Tires

Maxxis Forekaster 27.5x2.6, foldable, 60 TPI, EXO, Tubeless ready

Electric Components
Motor

Giant SyncDrive Sport. Pedal assist up to 20 mph.

Battery

Giant EnergyPak500, 36V 13.8Ah Rechargeable Lithium-Ion

Recycling Program♻️ Call2Recycle

Display

Giant RideControl ONE

Rider Notes
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Last updated April 20