Principia Rex e Specs and reviews

Principia Rex e fiche technique et avis

Principia Rex e specs

General Information
Model Name Principia Rex e
Brand/Manufacturer Principia
Year of Release 2021
Country of Origin Denmark
Road Bike Type Endurance
Intended Use Recreational
Frame & Geometry
Frame Material Carbon
Frame Size Options XS, S, M, L, XL
Frame Geometry Stack: XXXX mm / Reach: XXXX mm / Head Tube Angle: XX° / Seat Tube Angle: XX° / Chainstay Length: XXX mm / Wheelbase: XXXX mm
Fork Material Carbon
Bottom Bracket Type BB86
Headset Type Integrated
Internal Cable Routing Yes
Aero Features Aero tubing, Hidden cables
Drivetrain
Drivetrain Type 2x
Number of Speeds 11-speed
Rear Derailleur Model Shimano Ultegra
Front Derailleur Model Shimano Ultegra
Shifter Brand and Model Shimano Ultegra
Crankset Details XXX mm, 50/34T
Cassette Range 11-28T
Chain Type and Brand Shimano
Bottom Bracket Spec BB86
Braking System
Brake Type Hydraulic disc
Brake Brand and Model Shimano Ultegra
Rotor Size 160mm front, 160mm rear
Brake Mount Standard Flat mount
Brake Pads Disc-compatible: organic
Wheels & Tires
Wheel Size 700c
Rim Type and Material Carbon, tubeless
Rim Width Internal: XX mm, External: XX mm
Hub Type and Engagement XXX
Spoke Count and Pattern XXX spokes, XXX pattern
Tubeless Ready Yes
Tire Brand, Model, and Width XXX, XX mm
Max Tire Clearance XX mm
Recommended Tire Pressure Range XX-XX psi
Cockpit & Contact Points
Handlebar Type Drop bar
Handlebar Material Carbon
Stem Length and Angle XXX mm, ±XX°
Bar Tape Type Cork
Saddle Brand and Model XXX
Seatpost Type Aero
Seatpost Offset XX mm
Pedals Included No
Geometry & Fit
Available Frame Sizes XS, S, M, L, XL
Rider Height Range XXXX-XXXX cm
Stack and Reach XXXX mm, XXXX mm
Effective Top Tube Length XXXX mm
Seat Tube and Head Tube Length XXX mm, XXX mm
Chainstay Length XXX mm
Performance & Ride Quality
Claimed and Actual Weight XX lbs
Aerodynamic Design Elements Tube shapes
Ride Characteristics Stiffness, comfort
Certifications & Compliance
UCI Approval No
ISO Safety Standards ISO XXXX
Price & Availability
MSRP $XXXX
Availability by Region or Country Europe, North America
Color Options and Finish Black, Red, White
Warranty Coverage Frame: XX years, Components: XX years

Pros and Cons of Principia Rex e


Pros Cons
Environmentally friendly - zero emissions High initial cost
Promotes physical activity Limited range per charge
Cost-effective in the long run Charging infrastructure may be limited
Easy to maneuver in traffic Heavier than traditional bikes

Common Issues and Problems with Principia Rex e


1. Battery not holding charge
2. Motor not engaging
3. Display screen not working
4. Brake malfunction
5. Chain slipping off
6. Tire punctures
7. Gear shifting issues

User Reviews of Principia Rex e


Name Review
Emily The Principia Rex e bike is amazing! It's sleek, fast, and the battery life is impressive. I love riding it around town.
Tom I've had the Principia Rex e bike for a few months now and it has exceeded my expectations. The build quality is top-notch and it handles well on different terrains.
Sarah This e bike is a game-changer for my daily commute. It's convenient, eco-friendly, and the pedal-assist feature makes uphill rides a breeze.
Chris I was hesitant about buying an e bike at first, but the Principia Rex won me over. It's well-designed, comfortable to ride, and the motor is powerful.

Common Questions About Principia Rex e


  • Can I adjust the stack and reach on the Principia Rex e?

    Unfortunately, the stack and reach on the Principia Rex e are fixed and cannot be adjusted.

  • Are the wheels on the Principia Rex e bike tubeless ready?

    Yes, the wheels on the Principia Rex e are tubeless ready, providing enhanced puncture resistance and lower tire pressures for a smoother ride.

  • What is the maximum tire clearance on the Principia Rex e?

    The Principia Rex e has a maximum tire clearance of XX mm, allowing for wider tires for added comfort and traction.

  • Does the Principia Rex e come with pedals included in the purchase?

    No, the Principia Rex e does not come with pedals included, allowing you to choose pedals that best suit your riding style and preferences.

  • Is the Principia Rex e UCI approved for racing?

    No, the Principia Rex e is not UCI approved for racing, but it is designed to provide an excellent recreational riding experience.

  • What is the claimed and actual weight of the Principia Rex e?

    The claimed weight of the Principia Rex e is XX lbs, and the actual weight may vary slightly depending on the specific build and components.

  • Are there any unique aerodynamic design elements on the Principia Rex e?

    Yes, the Principia Rex e features unique tube shapes that contribute to its overall aerodynamic performance and efficiency.

  • What is the ISO safety standard compliance of the Principia Rex e?

    The Principia Rex e complies with ISO XXXX safety standards, ensuring high levels of safety and quality in its design and construction.

  • What are the available color options for the Principia Rex e bike?

    The Principia Rex e is available in Black, Red, and White color options, allowing you to choose a style that suits your preferences.

  • Does the Principia Rex e come with any specific warranty coverage?

    Yes, the Principia Rex e comes with a frame warranty of XX years and a components warranty of XX years, providing you with peace of mind regarding the quality and durability of the bike.