Author Aura XR4 (2023)
Author Aura XR4 (2023) is a high-performance gravel bike built for versatility and durability. With a triple-butted aluminum frame and Shimano GRX components, this bike is designed to handle various terrains, making it ideal for adventure and endurance rides.
Author Aura XR4 (2023) and Review
The Author Aura XR4 (2023) is a versatile gravel bike designed for both performance and comfort on mixed terrain. Here are some key points and thoughts about this model:
Design and Build
- Frame Material: The Aura XR4 features a triple-butted 6061 aluminum alloy frame. This material is known for its strength and durability while maintaining a relatively lightweight profile.
- Fork: It is equipped with a full carbon fork with a 1.5″ tapered steerer, which enhances handling precision and absorbs road vibrations for a smoother ride.
Components
- Drivetrain: The bike comes with a Shimano GRX 400 front derailleur and Shimano Tiagra rear derailleur, providing a 2×10 speed setup. This combination ensures reliable and smooth shifting across a wide range of gears, suitable for various terrains.
- Brakes: The Aura XR4 features Shimano RS305 mechanical disc brakes with 160 mm rotors, offering dependable stopping power and control in different weather conditions.
- Wheels and Tires: It is fitted with JALCO SRD 21 wheels and Panaracer Gravel King SK Sport 700x38c tires. These components provide excellent traction and stability on both paved roads and gravel paths.
Performance and Ride Quality
- Speed and Efficiency: The bike’s aerodynamic design and lightweight components contribute to its speed and efficiency, making it suitable for long-distance rides and competitive gravel racing.
- Handling: The combination of the carbon fork and well-engineered frame geometry ensures responsive and stable handling, which is crucial for navigating challenging terrains.
- Comfort: The bike’s design, including its carbon fork and wider tires, helps in absorbing shocks and vibrations from rough surfaces, providing a comfortable ride over long distances.
Aesthetics
- Design: The Aura XR4 sports a sleek and modern look, with clean lines and integrated cable routing, which enhances its aerodynamic profile and visual appeal.
Considerations
- Weight: At approximately 10.6 kg (23.37 lbs), it is heavier than some high-end gravel bikes, which could be a consideration for riders focusing on weight savings.
- Mechanical Brakes: While mechanical disc brakes are reliable, some riders might prefer hydraulic disc brakes for their superior modulation and stopping power.
Overall Impression
The Author Aura XR4 (2023) is a well-rounded gravel bike that offers a great blend of performance, comfort, and versatility. Its robust aluminum frame, quality Shimano drivetrain, and dependable mechanical disc brakes make it an excellent choice for riders looking to tackle a variety of terrains. While it might be slightly heavier compared to some higher-end models, it compensates with durability and a competitive price point, making it a solid option for both seasoned and novice gravel riders.
Pros and Cons of Author Aura XR4
| Pros | Cons |
|---|---|
| Versatile Design: The Author Aura XR4 is designed to handle both road and gravel riding, offering versatility for various terrains. | Weight: It is relatively heavy compared to some high-end gravel bikes, which might be a drawback for those prioritizing lightweight builds. |
| Durable Construction: The bike features a robust frame and quality components, ensuring durability and long-lasting performance. | Component Specification: The components may not be as high-end as those found on more expensive models, potentially affecting performance for serious cyclists. |
| Comfortable Ride: The bike’s geometry and build provide a comfortable and stable ride, suitable for long distances and varied surfaces. | Limited Advanced Features: It lacks some advanced features such as electronic shifting or top-tier braking systems found in premium models. |
Author Aura XR4 (2023) Specs
Author Aura XR4 (2023) Frame and Fork
- Frame: Triple-butted aluminum 6061, 700c
- Fork: Author carbon, 12 mm axle, 1.5″ tapered
Author Aura XR4 (2023) Drivetrain
- Groupset: Shimano GRX
- Front Derailleur: Shimano GRX 400
- Rear Derailleur: Shimano GRX 400
- Crankset: FSA Gossamer Pro, 46-30 (172.5/175 mm)
- Bottom Bracket: FSA BB-6000 BB unit
- Cassette: Shimano HG500-10, 11-34 (10-speed)
- Chain: KMC X10
Author Aura XR4 (2023) Wheels and Tires
- Wheel Size: 28″ (700C)
- Front Hub: Quando Road Disc, 12 x 100 mm, 32 holes
- Rear Hub: Quando Road Disc, 32 holes
- Rims: Jalco SRD 21, 32 holes
- Tires: Panaracer Gravel King SK Sport 700 x 38c
- Spokes: Stainless steel black 2.0 mm
Author Aura XR4 (2023) Control Components
- Shifters: Shimano Tiagra (20)
- Brake Levers: Shimano Tiagra
- Brakes: Shimano RS305 mechanical disc, 160 mm
- Handlebar: Promax 420/440/460 mm
- Tape: Author suede/gel
- Stem: Author aluminum
- Headset: Prestine Integrated 1.5″ tapered
Author Aura XR4 (2023) Saddle and Seatpost
- Saddle: Author Guru
- Seatpost: Author aluminum (27.2 mm)
Author Aura XR4 (2023) Weight
- Weight: 10.80 kg
Author Aura XR4 (2023) Geometry
Data not available.
Author Aura XR4 (2023) Sizing
Available sizes: 500, 520, 540, 560, 580.