1. Introduction
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your LEONX Aipas M2 Max Electric Bike. Please read this manual thoroughly before your first ride and retain it for future reference.

Image 1.1: The LEONX Aipas M2 Max Electric Bike, a black fat-tire e-bike with a rear rack and front headlight.
2. Safety Guidelines
Always prioritize safety when operating your electric bike. Failure to follow safety instructions can result in serious injury or damage to the bike.
- Wear a helmet and appropriate safety gear at all times.
- Familiarize yourself with local e-bike regulations and traffic laws.
- Perform a pre-ride inspection before each use, checking brakes, tires, and battery level.
- Ensure all components are securely fastened.
- Do not operate the bike under the influence of alcohol or drugs.
- Be aware of your surroundings and ride defensively.
3. Setup and Assembly
Your LEONX Aipas M2 Max Electric Bike arrives approximately 95% pre-assembled. The following steps outline the final assembly and initial setup procedures.
3.1 Unboxing and Initial Inspection
- Carefully remove the bike and all components from the packaging.
- Inspect for any visible damage during shipping. Contact customer support immediately if damage is found.
- Verify all included components are present: Charger, Headlight, Kickstand, Tool Kit, User Manual.
3.2 Final Assembly Steps
Refer to the included user manual and any available assembly videos for detailed visual instructions. Key assembly steps typically include:
- Attaching the front wheel.
- Installing the handlebars.
- Mounting the pedals.
- Attaching the seat post and saddle.
- Securing the front headlight and rear rack (if not pre-installed).
3.3 Battery Installation and Initial Charge
The 48V 17.5Ah lithium-ion battery is semi-integrated and removable. Ensure it is securely installed before riding.
- Locate the battery compartment and insert the battery, ensuring it clicks into place.
- Connect the charger to the bike's charging port and then to a power outlet.
- Allow 4-6 hours for a full charge before the first use. The charger indicator light will change when charging is complete.

Image 3.1: Close-up view of the semi-integrated 48V 17.5Ah lithium-ion battery within the bike frame, showing its secure and waterproof design.
4. Operating Instructions
Understanding the various features and controls of your Aipas M2 Max will enhance your riding experience.
4.1 Powering On and Off
- To power on the bike, press and hold the power button on the LCD display.
- To power off, press and hold the power button again.
4.2 Riding Modes
The Aipas M2 Max offers 5 distinct riding modes to suit various preferences and terrains:
- Electric Mode: Provides full motor power without pedaling.
- Pedal Assist Mode (PAS): The motor provides assistance as you pedal. Adjust the assist level (1-5) using the display controls.
- Cruise Control Mode: Maintains a set speed without continuous throttle or pedaling.
- Normal Riding Mode: Operates as a traditional bicycle with no motor assistance.
- Walk Booster Mode: Provides low-speed assistance for walking the bike, useful for pushing it up inclines.
4.3 Display and Controls
The integrated LCD display provides real-time ride data and allows control over various functions.
- Information Displayed: Speed, Power output, PAS Level, Battery Level, and Distance traveled.
- USB Charging Port: Located on the display unit, allows charging of mobile devices while riding.
- Integrated Buttons: Control PAS levels, turn lights on/off, and activate the horn.

Image 4.1: The Smart M6 LCD display with a USB charging port, showing real-time ride data and integrated controls for lighting and horn.
4.4 Motor and Performance
The Aipas M2 Max is equipped with a powerful 1800W peak brushless rear hub motor.
- Peak Power: 1800W
- Max Torque: 110Nm, providing strong climbing ability up to 30°.
- Top Speed: Up to 36 MPH (may vary based on local regulations and rider weight).
- Range: 36-85 miles per charge, depending on terrain, assist level, and rider input.

Image 4.2: Diagram illustrating the 1800W peak brushless motor, highlighting its power, torque, and climbing ability.
4.5 Braking System
The bike features dual hydraulic disc brakes for reliable stopping power.
- Type: Dual Hydraulic Disc Brakes with 180mm rotors.
- Pads: Carbon-ceramic pads for enhanced performance.
- Performance: Offers 60% more stopping power and 30% shorter braking distance compared to standard systems.

Image 4.3: Illustration of the dual hydraulic disc brake system, showing the caliper, rotor, and lever for effective stopping.
4.6 Suspension System
The Aipas M2 Max is equipped with a dual suspension system for comfort and control on varied terrain.
- Front Fork: Mechanical fork with adjustable lockout and up to 100mm of travel for shock absorption.
- Rear Suspension: Air pressure adjustable rear shock, offering up to 250 PSI adjustability and reducing vibration by 51%.

Image 4.4: Diagram of the front fork suspension system, detailing its adjustable lockout and mechanical components.

Image 4.5: Illustration of the air pressure adjustable rear suspension, showing its adjustability and vibration reduction capabilities.
4.7 Tires and Gearing
- Tires: 26" x 4.0" puncture-resistant fat tires provide excellent traction and stability on various surfaces including snow, mountain trails, gravel, and flat roads.
- Gearing: 7-speed derailleur system allows for smooth gear changes, adapting to different riding conditions.

Image 4.6: Graphic detailing the 26" x 4.0" resistant fat tires, emphasizing their suitability for various terrains.

Image 4.7: Illustration of the 7-speed derailleur system, showing the chain and gears for efficient power transfer.
4.8 Lighting System
For enhanced visibility and safety, the bike includes integrated front and rear lighting.
- Front Headlight: Provides clear visibility ahead.
- Rear Taillight: Functions as a brake light, flashing when braking to alert others.

Image 4.8: Depiction of the bike's lighting system, showing the front headlight and rear taillight for visibility.
5. Maintenance
Regular maintenance ensures the longevity and safe operation of your Aipas M2 Max Electric Bike.
5.1 General Cleaning
- Clean the bike regularly with a damp cloth and mild soap. Avoid high-pressure washing directly on electrical components.
- Ensure the battery compartment and charging port are kept clean and dry. The battery is IP65 waterproof, but direct water jets should be avoided.
5.2 Battery Care
- Charge the battery fully after each ride, or at least once a month if not in use, to maintain battery health.
- Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
- Do not attempt to open or repair the battery pack.
5.3 Brakes
- Regularly check brake pads for wear and replace them when necessary.
- Ensure brake levers are firm and responsive. If they feel spongy, the hydraulic system may need bleeding by a qualified technician.
- Keep brake rotors clean and free of oil or grease.
5.4 Tires
- Check tire pressure before each ride. Maintain pressure within the recommended range printed on the tire sidewall.
- Inspect tires for cuts, punctures, or excessive wear.
5.5 Chain and Drivetrain
- Keep the chain clean and lubricated to ensure smooth gear changes and prevent wear.
- Check the derailleur for proper alignment and adjust if shifting becomes imprecise.
6. Troubleshooting Guide
This section addresses common issues you might encounter with your Aipas M2 Max Electric Bike.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bike does not power on | Battery not charged or not properly installed; Loose electrical connection; Display issue | Ensure battery is fully charged and securely seated. Check all visible cable connections. Contact support if issue persists. |
| Motor not assisting | PAS level set to 0; Battery low; Sensor issue | Increase PAS level on the display. Check battery charge. Ensure pedal assist sensor is clean and unobstructed. |
| Brakes feel weak or spongy | Worn brake pads; Air in hydraulic line; Contaminated rotors | Inspect and replace brake pads. Have hydraulic system bled by a professional. Clean rotors with disc brake cleaner. |
| Gears are not shifting smoothly | Derailleur out of adjustment; Dirty or dry chain; Damaged shift cable | Clean and lubricate the chain. Adjust derailleur limits and cable tension. Consult a bike mechanic if necessary. |
| Tire loses air quickly | Puncture; Loose valve stem; Damaged tube/tire | Inspect tire for punctures and repair or replace tube. Ensure valve stem is tight. Replace damaged tire. |
For issues not covered here, or if troubleshooting steps do not resolve the problem, please contact LEONX customer support.
7. Product Specifications
Detailed technical specifications for the LEONX Aipas M2 Max Electric Bike.
| Feature | Specification |
|---|---|
| Model | Aipas M2 Max |
| Brand | LEONX |
| Bike Type | Electric Mountain Bike |
| Motor | 1800W Peak Brushless Rear Hub Motor |
| Torque | 110Nm |
| Top Speed | Up to 36 MPH |
| Climbing Ability | Up to 30° |
| Battery | 48V 17.5Ah Lithium-ion (Removable, IP65 Waterproof) |
| Range per Charge | 36-85 Miles |
| Charging Time | 4-6 Hours |
| Frame Material | 6061 Aluminum |
| Suspension Type | Dual (Air Adjustable Rear, Mechanical Front Fork) |
| Brakes | Dual Hydraulic Disc Brakes (180mm Rotor, Carbon-ceramic pads) |
| Tires | 26" x 4.0" Fat Tires (Puncture-resistant) |
| Gears | 7-Speed Derailleur |
| Display | LCD with USB Charging Port, 5 PAS Levels |
| Lighting | Integrated Front Headlight, Rear Taillight (Brake Light) |
| Dimensions (LxWxH) | 80 x 26 x 44 inches |
| Ebike Weight | 90 LBS |
| Max Load Capacity | 500 LBS |
| Recommended Rider Height | 5'8" - 7'6" |
| Assembly Required | Yes (95% pre-assembled) |
| Included Components | Charger, Headlight, Kickstand, Tool Kit, User Manual |

Image 7.1: Sizing guide for the M2 Max, illustrating key dimensions and recommended rider height.
8. Warranty Information
LEONX (Aipas) provides a limited warranty for the Aipas M2 Max Electric Bike.
- Warranty Period: 1-year quality-issue warranty from the date of purchase.
- Coverage: Covers manufacturing defects and quality-related issues.
- Exclusions: Does not cover normal wear and tear, damage from misuse, accidents, or unauthorized modifications.
For detailed warranty terms and conditions, please refer to the official LEONX/Aipas website or contact customer support.
9. Customer Support
For technical assistance, warranty claims, or any other inquiries, please contact LEONX customer support:
- Call Center: 1(844) 777-0681
- Hours: Monday - Friday, 9:00 AM - 5:30 PM PST
- Email Support: service@aipasbike.com (Responses typically within 24 hours)
Please have your purchase information and bike model readily available when contacting support.