2022 Giant

Reign E+ 3,

A 29″ aluminum frame full suspension enduro e-bike with upper mid-range components.
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Manufacturer Price

$5,500
FrameAluminum
SuspensionFull, 160 / 170mm
ForkRockShox Domain
ShockFox Float DPS Performance
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetDeore, Praxis
MotorYamaha 250W 85Nm mid-drive
BrakesHydraulic Disc
SeatpostDropper
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Reign E+ 3,
Other Enduro 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)

31 mph

Reign E+ 3,

26 mph

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Highest gear

(descending)

Spec Level

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

Compare the full Reign E+ model range

View Comparison
Sizing
SM

5'4" – 5'9"

MD

5'7" – 6'0"

LG

5'10" – 6'3"

XL

6'1" – 6'6"

Rider Fit Notes

None yet.

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Price History
Reviews
BikeRadar
Giant Reign E+ 1 review

May 2022 · Alex Evans

At full chat, it’s exhilarating to ride, but back from the limit it feels stiff and the 25kg weight, plus long chassis, makes it tricky to tame

Highs
  • Accurate and stable at speed

  • Powerful Yamaha motor

  • Well-specced

Lows
  • Harsh ride that can be punishing

  • Motor efficiency not great

  • Weight and geometry work against lighter riders

Read Review

Pinkbike
Giant Releases New Reign E+ With Mixed Wheels

Aug 2021 · Matt Beer

The 2022 Reign E+ gets a bigger battery, a new motor, and geometry updates.

Read Review

Flow Mountain Bike
TESTED | Long-Term Review Of The Giant Reign E+

Aug 2020

Mick Reviews The Giant Reign E+ 1 Pro Around this time last year, Giant Bicycles unleashed its biggest and brawniest e-MTB to date; the Reign E+. As the

Highs
  • Mighty ability

  • Confident and comfortable

  • Ultra-sensitive power delivery

  • Suitable spec for e-chaos riding

  • Reliable and unshakable build and motor

Lows
  • Weight, length and strong alliance to gravity

  • Not-so-subtle appearance

  • Small 500Wh battery

  • Ground clearance

Read Review

Loam Wolf
eMTB Roundup: Giant Reign E+ 0 Pro Review

Mar 2020 · Drew Rohde

Giant has some interesting tech going on with their latest Reign ebike, however, there are some issues we faced with the Yamaha motor and overall trail performance of the bike that we need to address. Read our full review on the Reign E+ Pro here.

Read Review

E-Mountainbike Magazine
First ride review: 2020 Giant Reign E+ 0 Pro with the new Yamaha based SyncDrive Pro

Aug 2019 · Felix Stix

The Giant Reign E+ is Giant’s first long travel eMTB. We’re told the new bike’s prime discipline is steep and fast climbs, followed by even steeper and faster descents. We put the brand new Giant Reign E+ 0 Pro through its paces in the French Alps to find out if it can live up these […]

Highs
  • Excellent suspension

  • Super powerful brakes

  • Robust tire combination

Lows
  • Chainstay protector not effective

  • Counter-intuitive arrangement of the support modes

  • Long seat tube

Read Review

MBR
Giant Reign E+ O Pro: first ride - MBR

Aug 2019 · Mick Kirkman

The new electric Giant Reign E is brother to the successful enduro machine with the same name, and the brand’s first real foray into longer-travel e-bikes.

Read Review

NSMB
Uncle Dave Rides the Giant Reign E+ Pro

Aug 2019

From a motorbike to an e-bike in the French Alps: Uncle Dave rides the Giant Reign E+ Pro

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

ALUXX SL-grade Aluminum, Advanced Forged Composite Upper Rocker, 160mm Maestro suspension system, 'Boost' 148x12mm, UDHTM derrailleur hanger

Hanger StandardUDH

ColorAmber Glow / Black

Fork

RockShox Domain R 29er, 170mm travel, 15x110 Boost, Maxle Stealth, E-bike Approved

Travel170mm

Spring TypeAir

Shock

Fox Float DPS Performance, EVOL Large Volume sleeve, 2-position lever, 205x62.5mm Trunnion mount, custom tuned

Travel160mm

Bottom Bracket

-

Stem

Giant Contact SL 35

Handlebar

Giant Contact Trail, 35x800mm

Saddle

Giant Romero Trail

Seatpost

Giant Contact Switch, dropper, 30,9mm (S:125, M: 150, L/XL:170)

TypeDropper

Pedals

Flat pedal

Grips

Giant Tactal Pro-E, single lock-on

Groupset
Rear Derailleur

Shimano Deore 12-speed

Front Derailleur

MRP 1X HD2 custom co-molded chain guide

Crank

Praxis Wavetm 36T Cold Forged 4130 premium steel Praxis e-Cadet+ custom forged crankarm set (S/M:160, L/XL:165)

Shifters

Shimano Deore

Cassette

Shimano Deore CS-M6100-12, 10-51T, 12-speed

Chain

KMC e.12 Turbo, EcoProteq, e-bike optimized

Brakes

Shimano Deore BR-M4120, 4-piston, hydraulic disc, 203mm

TypeHydraulic Disc

Brake Levers

Shimano Deore BL-M4100, I-spec EV

Wheels
Rims

Giant AM 29"[F] 27.5"[R], Tubeless ready, 30mm inner width

Spokes

Sapim E-Lite [r] Race [f]

Front Hub

Shimano MT410 Boost, Center-Lock, [F] 110x15 [R] 148x12mm Micro-Spline Drive Body Thru-axle

Rear Hub

Shimano MT410 Boost, Center-Lock, [F] 110x15 [R] 148x12mm Micro-Spline Drive Body Thru-axle

Tires

Maxxis Minion DHF 29x2.6" foldable, Tubeless, EXO+, 3C MaxxTerra[F]Maxxis High Roller II 27.5x2.5" foldable, Tubeless, DoubleDown, 3C MaxxTerra Compound [R]

Electric Components
Motor

SyncDrive Pro, 85Nm, powered by Yamaha

Battery

EnergyPak Smart 625WhEnergyPak Plus range extender compatible

Recycling Program♻️ Call2Recycle

Display

RideControl GO, frame integrated LED displayANT+ Wireless display compatible

Charger

EnergyPak 6A smart charger

Accessories
Lock

Torx 25 Battery Lock with built-in Torque limiter

Rider Notes
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Last updated June 15