Giant Reign E+ Pro Specs and reviews

Giant Reign E+ Pro fiche technique et avis

Giant Reign E+ Pro specs

General Information
Model Name Reign E+ Pro
Brand/Manufacturer Giant
Year of Release 2021
Country of Origin Taiwan
Electric Bike Type mountain
Intended Use off-road
Frame & Geometry
Frame Material aluminum
Frame Style diamond
Frame Size Options S, M, L, XL
Axle Type and Standard Boost 148mm
Internal Cable Routing yes
Motor & Electrical System
Motor Brand and Model Giant SyncDrive Pro
Motor Type mid-drive
Motor Power 250 watts
Torque 80 Nm
Pedal Assist Levels 4
Battery Capacity 625 Wh
Battery Brand and Position integrated downtube
Estimated Range up to 100 km
Charging Time 4.5 hours
Display Type and Features LCD
Smart Features GPS / anti-theft
Drivetrain
Drivetrain Type 1x
Number of Speeds 12
Derailleur Model Shimano Deore XT
Shifter Brand and Model Shimano Deore XT
Crankset Details 165mm, 34T chainring
Cassette Range 10-51T
Chain or Belt Drive System chain
Braking System
Brake Type hydraulic disc
Brake Brand and Model Shimano Deore XT
Rotor Size 200mm front, 180mm rear
Brake Mount Standard post mount
Wheels & Tires
Wheel Size 27.5"
Tire Brand, Model, Width Maxxis Minion DHF, 2.6"
Tire Type tubeless-ready
Max Tire Pressure 35 PSI
Cockpit & Contact Points
Handlebar Type and Width Giant Contact TR35, 780mm
Handlebar Material aluminum
Stem Length and Angle 50mm, 0°
Saddle Brand and Model Giant Contact
Seatpost Type rigid
Pedals Included no
Accessories & Features
Lights integrated front and rear
Fenders and Racks not included
GPS or Anti-Theft Features GPS tracking
Safety & Compliance
Certifications EN 15194 / ISO 4210
Water/Dust Resistance IP54
Performance & Ride Quality
Claimed Weight (bike only) approx. 23 kg
Max Assisted Speed 25 km/h
Ride Quality Highlights comfort / stability
Price & Availability
MSRP USD 5,500
Market Availability various countries
Warranty frame: lifetime / battery: 2 years / motor: 2 years / electronics: 2 years
Color Options black, blue

Pros and Cons of Giant Reign E+ Pro


Pros Cons
Powerful motor for uphill climbs Heavy weight compared to non-electric bikes
Long battery life for extended rides Higher price point
Smooth and stable ride on rough terrain Less exercise compared to traditional biking

Common Issues and Problems with Giant Reign E+ Pro


Common Problems with Giant Reign E+ Pro
1. Battery range may decrease over time
2. Motor overheating during prolonged use
3. Chain slipping or skipping under high torque
4. Suspension settings needing frequent adjustments
5. Display screen visibility in bright sunlight
6. Brake noise or squealing under heavy braking
7. Water or moisture ingress affecting electronic components

User Reviews of Giant Reign E+ Pro


Name Review
Emily The Giant Reign E+ Pro is an absolute beast of a bike! The power assist makes climbing hills a breeze, and the suspension handles rough terrain like a dream.
Samuel I've been riding the Giant Reign E+ Pro for a few months now, and I have to say, it's one of the best electric mountain bikes I've ever owned. The battery life is impressive, and the motor provides smooth, consistent power.
Alice This bike is a game-changer for me. The Giant Reign E+ Pro's handling is superb, and the design is sleek and modern. I feel confident and in control on any trail with this bike.
Maxwell As an experienced mountain biker, I can confidently say that the Giant Reign E+ Pro exceeds expectations. The build quality is top-notch, and the electric assist adds a new level of fun to my rides.

Common Questions About Giant Reign E+ Pro


  • What makes the Giant Reign E+ Pro stand out as a mountain e-bike?

    The Giant Reign E+ Pro is known for its powerful mid-drive Giant SyncDrive Pro motor, offering 250 watts of power and 80 Nm of torque, providing excellent off-road performance.

  • Are the brakes on the Reign E+ Pro reliable for intense mountain biking?

    Absolutely! Equipped with Shimano Deore XT hydraulic disc brakes and large rotor sizes, this e-bike ensures precise and powerful braking even on challenging terrains.

  • How does the Giant Reign E+ Pro handle in terms of comfort and stability?

    The bike's design focuses on providing a comfortable and stable ride, with highlights on comfort and stability, making it a great choice for long off-road adventures.

  • Does the Reign E+ Pro offer any smart features to enhance the riding experience?

    Absolutely! This e-bike comes with smart features like GPS and anti-theft technology, adding convenience and security to your off-road journeys.

  • What is the estimated range on a single charge for the Giant Reign E+ Pro?

    You can expect an impressive range of up to 100 km on a single charge with the 625 Wh integrated downtube battery, ensuring long rides without worrying about running out of power.

  • Does the Giant Reign E+ Pro come with a warranty for its components?

    Absolutely! The bike offers a lifetime warranty on the frame and 2 years of coverage for the battery, motor, and electronics, providing peace of mind for your investment.

  • What is the frame material used in the construction of the Reign E+ Pro?

    The bike features a durable aluminum frame, known for its strength and lightweight properties, ideal for handling the demands of mountain biking.

  • Are the tires on the Giant Reign E+ Pro suitable for various off-road conditions?

    With Maxxis Minion DHF tubeless-ready tires in 2.6" width, you can confidently tackle different terrains, providing excellent grip and traction for a smooth off-road experience.

  • What is the standout feature of the drivetrain on the Reign E+ Pro?

    The drivetrain stands out with its 1x system, offering 12 speeds, paired with a Shimano Deore XT derailleur and shifter, ensuring smooth and precise gear changes during intense rides.

  • Does the Giant Reign E+ Pro come with integrated lights for improved visibility?

    Absolutely! The bike features integrated front and rear lights, enhancing safety during low-light conditions and ensuring you remain visible to other cyclists and vehicles.