The Aventon Aventure M is a cutting-edge, fully automatic mid-drive electric bike designed to provide an effortless and versatile riding experience. Featuring a 250W mid-drive motor with peak output of 750W and 100 Nm torque, this fat tire eBike offers a blend of power, comfort, and smart technology. Ideal for urban commuting as well as light off-road adventures, the Adventure M stands out with its automatic pedal assist and gear shifting capabilities, long battery range, and advanced security features.

Key Features and Specifications

Motor and Performance

• Motor Type: 36V 250W mid-drive A100 motor
• Peak Power: 750 watts
• Torque: 100 Newton meters
• Transmission: 10-speed Shimano derailleur with electric thumb shifter
• Pedal Assist: 3 levels plus fully automatic mode (eco, sport, auto, turbo)
• Top Speed: Class 1 standard 20 mph, unlockable to Class 2 and Class 3 speeds (up to 28 mph)

Battery and Range

• Battery: 36V 20Ah (733 Wh) hidden in the down tube
• Charging: 4-amp charger, 5 hours for full charge
• Range: Up to 85 miles per charge depending on assist level and terrain
• Removable Battery: Easily released via bike display or Aventon app—no physical key needed

Frame, Tires, and Suspension

• Weight: 73 lbs
• Payload Capacity: 400 lbs
• Frame Sizes: Regular (recommended for 5’3″ to 5’10″) and Large (5’10″ to 6’4″)
• Tires: 26” x 4” Anova fat tires, all-terrain, puncture-resistant
• Suspension: 80mm hydraulic front fork with lockout and preload, 50mm suspension seat post
• Brakes: SRAM DB4 four-piston hydraulic disc brakes, 200mm front rotor, 180mm rear rotor

Additional Design Features

• Colors: Camouflage, Pacific, Basalt
• Cockpit: Full-color display with GPS signal, battery, speed, gear, pedal assist level, and USB-C charging port
• Lighting: Bright front headlight with rear tail light (turn signals integrated)
• Security: Hub lock system, alarm, geo-fencing, and motion detection integrated with Aventon app
• Accessories: Metal fenders, aluminum pedals, chain ring guard, bottle cage mounts, front basket mounts, rear rack (59 lbs capacity)

User Experience and Riding Performance

Automatic Pedal Assist and Shifting

One of the most innovative aspects of the Adventure M is its fully automatic operation. The bike intelligently adjusts pedal assist levels and gear shifting based on rider input and terrain. Riders can toggle between manual and automatic shifting modes, allowing the bike to shift gears smoothly depending on pedal pressure and cadence. This feature greatly simplifies riding, especially in stop-and-go traffic or hilly areas.

The automatic pedal assist adjusts power delivery seamlessly, providing a natural ride feel, whether cruising on flat roads or climbing steep inclines. The bike also includes a hill start assist feature that gives an extra boost when beginning on an incline, making the 31% grade “Hill of Doom” climb effortless.

Throttle Integration

Although the Aventure M ships without a throttle, it can be ordered as an add-on. The throttle performs well once the bike is moving but is less effective for rapid takeoffs. It works in conjunction with gear selection, meaning the throttle’s speed output depends on the current gear rather than pedal assist level, providing a smooth and responsive ride experience.

Handling and Comfort

The fat tires provide excellent traction and stability across various terrains, including sand, gravel, and pavement. The front suspension fork and suspension seat post help absorb bumps, though the stock seat tends to creak under heavier riders, prompting some users to swap it out for a more comfortable option.

The bike’s size and geometry suit a broad range of riders, with limited handlebar adjustment but ample seat height customization. The cockpit controls are ergonomically placed for easy access to gear shifting, pedal assist changes, turn signals, and lighting.

Security and Smart Features

Aventon Control Unit and App Integration

The Aventure M incorporates the Aventon Control Unit—a robust security and control system managed via the bike’s display or the Aventon smartphone app. Key security features include:

• Hub Lock System: Locks the rear hub when the bike is powered off, physically preventing wheel rotation.
• Alarm System: Alerts owners if the bike is moved or tampered with.
• Geo-Fencing: Allows users to restrict the bike’s operational area; the bike will disable power assistance outside this zone.
• Motion Detection: Sends notifications if the bike is moved without authorization.
• Password Protection: Adds a layer of security requiring a password to power on the bike.
• GPS Tracking: Built-in SIM card allows real-time tracking of the bike’s location.
• Firmware Updates: Users can update software easily through the app to ensure optimal performance and new features.

These features make the Aventure M one of the most secure eBikes on the market, particularly suitable for urban environments where theft is a concern.

Riding Tests and Real-World Performance

Braking and Safety

Braking tests at 20 mph and 28 mph showed effective stopping distances of approximately 21 feet and 29 feet, respectively, which is impressive for a heavy fat tire bike. The four-piston hydraulic disc brakes offer confident stopping power without wheel lockup, even under aggressive braking.

Range and Battery Life

During testing, the bike consistently delivered 40+ miles on a single charge with mixed riding modes and terrain types. The built-in range estimator dynamically changes based on pedal assist level and riding style, giving accurate real-time feedback on remaining miles.

Off-Road and Hill Climbing

The fat tires and suspension system, combined with the mid-drive motor’s torque, allow the Aventure M to handle sand, gravel, and steep hills with ease. The automatic shifting and pedal assist systems adapt to off-road challenges, making climbs like the Hill of Doom manageable with minimal rider effort.

Ride Comfort and Ergonomics

The grips offer excellent hand comfort over long rides, and the suspension seat post absorbs trail vibrations well, though the seat itself may need upgrading for heavier riders. The bike’s weight is noticeable but well balanced thanks to the mid-drive motor placement.

Pros and Cons of the Aventon Aventure M

Pros

• Fully automatic shifting and pedal assist for effortless riding
• Long battery range up to 85 miles per charge
• Powerful mid-drive motor with 100 Nm torque
• Comprehensive security features including hub lock, alarm, geo-fencing, and GPS
• Fat tires and suspension for versatile urban and light off-road use
• Removable battery with easy charging options
• Multiple frame sizes and color options
• Bright integrated lighting and turn signals for safety

Cons

• Stock seat prone to creaking, especially for heavier riders
• Throttle sold separately and less effective for quick takeoff
• Limited handlebar adjustment
• Trip info and display menus can be confusing post-software updates
• Automatic shifting may sometimes shift into highest gear unnecessarily

Final Thoughts: Is the Aventon Adventure M Worth It?

The Aventon Aventure M is a standout mid-drive fat tire eBike that blends smart technology, solid performance, and security into a single package. Its automatic shifting and pedal assist features simplify riding, making it accessible for riders of all skill levels. The long battery life and robust motor ensure it can handle daily commutes, city cruising, and off-road excursions with ease.

While the seat and some interface quirks could be improved, the overall riding experience is impressive. If you value convenience, versatility, and security in an eBike, the Aventure M is a compelling choice—especially for riders who enjoy pedaling but want assistance tailored intelligently to their style and terrain.

For those seeking a reliable fat tire commuter or adventure bike with modern tech, Aventon’s Aventure M deserves serious consideration.