Jan Janssen Rohnin Specs and reviews

Jan Janssen Rohnin fiche technique et avis

Jan Janssen Rohnin specs

General Information
Model Name Rohnin
Brand/Manufacturer Jan Janssen
Year of Release 2022
Country of Origin Netherlands
Road Bike Type race
Intended Use racing
Frame & Geometry
Frame Material carbon
Frame Size Options XS, S, M, L, XL
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 12-speed
Rear Derailleur Model Shimano Ultegra R8000
Shifter Brand and Model Shimano Ultegra R8020
Crankset Details Length: 170mm / Chainring Sizes: 52/36T
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 R8070
Rotor Size 160mm front, 140mm 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: 19mm / External: 25mm
Tubeless Ready yes
Tire Brand, Model, and Width Continental Grand Prix 5000 25c
Max Tire Clearance 28c
Recommended Tire Pressure Range 85-95 psi
Cockpit & Contact Points
Handlebar Type drop bar
Handlebar Material carbon
Stem Length and Angle 110mm, +/- 6 degrees
Bar Tape Type cork
Saddle Brand and Model Fizik Arione
Seatpost Type aero
Seatpost Offset 25mm
Technology & Integration
Electronic Shifting Compatibility Shimano Di2 / SRAM eTap
Integrated Computer Mounts Garmin/Wahoo
Accessories & Mounts
Bottle Cage Mounts 2
Mounts for Fenders, Lights, Racks N/A
Price & Availability
MSRP $3,500
Availability by Region or Country Europe, North America
Color Options and Finish Matte Black, Gloss Red
Warranty Coverage Frame: 5 years / Components: 2 years

Pros and Cons of Jan Janssen Rohnin


Pros Cons
Lightweight aluminum frame Higher price point
Smooth and efficient Shimano 105 groupset Limited color options
Comfortable carbon fiber fork May not be suitable for extreme off-road terrain
Aerodynamic design for improved speed May require frequent maintenance

Common Issues and Problems with Jan Janssen Rohnin


Common Problems with Jan Janssen Rohnin Bike:
1. Braking system malfunctions
2. Gear shifting issues
3. Uncomfortable saddle
4. Noisy chain or drivetrain
5. Loose handlebar grips
6. Tire punctures or flats
7. Rattling or loose components

User Reviews of Jan Janssen Rohnin


Name Review
Emily The Jan Janssen Rohnin bike is a fantastic choice for urban commuting. It's lightweight and agile, making it easy to navigate through city streets. The design is sleek and stylish, and the build quality is top-notch.
Michael I've been using the Jan Janssen Rohnin bike for a few months now, and I'm extremely satisfied with its performance. It's comfortable to ride, and the gear shifting is smooth. Overall, a great bike for daily use.
Sophia The Jan Janssen Rohnin bike exceeded my expectations. It's sturdy, durable, and handles different terrains well. The brakes are responsive, and the overall ride quality is excellent. Highly recommend it.
David I purchased the Jan Janssen Rohnin bike for weekend leisure rides, and it has been a joy to ride. The frame is well-constructed, and the bike offers a smooth and stable ride experience. Definitely worth the investment.

Common Questions About Jan Janssen Rohnin


  • Is the Jan Janssen Rohnin bike suitable for beginners in racing?

    While the Rohnin is a high-performance race bike, beginners can also enjoy its responsive handling and efficient power transfer.

  • What makes the Rohnin stand out in terms of aerodynamics?

    The Rohnin features aero tubing and hidden cables that contribute to reduced drag, enhancing its overall aerodynamic efficiency.

  • Can I customize the drivetrain setup on the Jan Janssen Rohnin?

    While the bike comes with a Shimano Ultegra R8000 rear derailleur and R8020 shifters, you can explore options for personalizing the drivetrain to suit your preferences.

  • How does the carbon frame material impact the ride quality of the Rohnin?

    The carbon frame offers a blend of stiffness and compliance, providing a responsive yet comfortable ride, especially during long races or intense sprints.

  • Are the wheels on the Jan Janssen Rohnin compatible with tubeless tires?

    Absolutely! The carbon rims are tubeless-ready, allowing you to experience the benefits of lower tire pressure and reduced risk of flats.

  • What is the recommended tire pressure range for the Continental Grand Prix 5000 tires on the Rohnin?

    For optimal performance and comfort, it is recommended to maintain tire pressures between 85-95 psi, ensuring a good balance between grip and rolling resistance.

  • Does the Jan Janssen Rohnin come with integrated mounts for accessories like lights and fenders?

    While the bike features bottle cage mounts, it does not come with integrated mounts for fenders, lights, or racks, keeping its design focused on racing performance.

  • How does the Fizik Arione saddle contribute to the overall comfort of the Rohnin?

    The Fizik Arione saddle is known for its balance of support and comfort, making it a popular choice among riders looking for long-distance comfort without sacrificing performance.

  • What are the available color options for the Jan Janssen Rohnin?

    You can choose between Matte Black and Gloss Red finishes, allowing you to personalize your bike's aesthetic to match your style and preferences.

  • Does the Jan Janssen Rohnin come with any electronic shifting compatibility?

    Absolutely! The Rohnin is compatible with electronic shifting systems like Shimano Di2 and SRAM eTap, providing you with advanced shifting capabilities for precision gear changes.