To improve your shopping experience today and in the future, this site uses cookies.
I Accept Cookies
The Megamo Reason Air CRB 03 AXS is a lightweight full-carbon electric trail bike designed to blend powerful assistance with agile trail handling. Featuring the latest Avinox M2S motor, an integrated 800Wh battery, premium Fox Factory suspension and SRAM Eagle AXS wireless shifting, this 140mm travel e-MTB delivers exceptional efficiency, responsiveness and all-day capability for riders seeking a lighter, faster and more playful riding experience.
The Megamo Reason Air CRB 03 AXS is a lightweight full-carbon electric trail bike designed to blend powerful assistance with agile trail handling. Featuring the latest Avinox M2S motor, an integrated 800Wh battery, premium Fox Factory suspension and SRAM Eagle AXS wireless shifting, this 140mm travel e-MTB delivers exceptional efficiency, responsiveness and all-day capability for riders seeking a lighter, faster and more playful riding experience.
Megamo

Megamo Reason Air CRB 03 AXS in Amber Orange

£8,599.00
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Megamo Reason Air CRB 03 AXS in Amber Orange

Season:2026

Brand:Megamo

Code:ReasonAirCRB03AXS

The Megamo Reason Air CRB 03 AXS (2027) is a premium lightweight electric mountain bike built for riders who prioritise agility, efficiency and trail performance. Developed around Megamo's full-carbon Reason Air frame platform, the bike combines a lightweight construction with 140mm of suspension travel, creating a highly capable e-MTB that excels on flowing singletrack, technical climbs and long mountain adventures.

At the heart of the Reason Air CRB 03 AXS is the advanced Avinox M2S drive system, delivering up to 150Nm of peak torque and 1300W of maximum power in Boost mode. Paired with a fully integrated 800Wh battery, the system provides outstanding range and powerful assistance for steep climbs, challenging terrain and all-day riding. The combination of lightweight carbon construction and class-leading motor performance creates a uniquely responsive and capable ride experience.

The suspension package features a Fox 36 Float SL Factory fork and Fox Float Factory rear shock, both delivering 140mm of travel. This premium Factory-level suspension setup provides outstanding small-bump sensitivity, excellent traction and precise handling while maintaining the efficiency and responsiveness expected from a lightweight trail-focused e-bike.

Wireless SRAM S1000 Eagle AXS Transmission shifting ensures precise gear changes under load, while Shimano XT four-piston hydraulic disc brakes provide powerful and reliable stopping performance in all conditions. Combined with modern geometry, 29-inch wheels and Megamo's proven suspension platform, the Reason Air CRB 03 AXS delivers confident handling, efficient climbing and impressive control across a wide variety of terrain.

Designed for riders who want the performance advantages of a full-power e-bike without the weight and bulk often associated with long-travel machines, the Megamo Reason Air CRB 03 AXS offers the perfect balance of power, efficiency and trail agility. Whether you're covering big distances, tackling technical climbs or enjoying fast and flowing trails, this lightweight carbon e-MTB is built to help you ride further, faster and with greater confidence.

Technical Information

Frame:

Megamo Reason Air Full Carbon frame with 140mm rear suspension travel, engineered to deliver a lightweight, responsive ride with exceptional trail efficiency and control.

Fork:

Fox 36 Float SL Factory fork with 140mm of travel, featuring Kashima coating for premium sensitivity, support and adjustability.

Rear Shock:

Fox Float Factory shock providing smooth suspension performance, excellent traction and efficient pedalling characteristics.

Motor:

Avinox M2S drive unit delivering up to 150Nm of peak torque and powerful assistance for steep climbs and demanding terrain.

Battery:

Fully integrated 800Wh Avinox battery offering outstanding range for long trail rides and mountain adventures.

Display:

Avinox integrated touchscreen display providing clear ride data, battery information and system controls.

Remote:

Avinox wireless controller enabling intuitive adjustment of assistance modes while maintaining full control on the trail.

Drivetrain:

SRAM S1000 Eagle AXS Transmission 12-speed wireless electronic drivetrain for precise, reliable shifting under load.

Rear Derailleur:

SRAM S1000 Eagle AXS Transmission rear derailleur designed for durability, accuracy and seamless electronic performance.

Shifters:

SRAM AXS Pod Controller offering ergonomic wireless shifting with customisable button functions.

Cassette:

SRAM XS 1270 Eagle Transmission cassette with a wide 10-52T gear range for efficient climbing and fast descents.

Chain:

SRAM Eagle Transmission chain engineered for strength, longevity and smooth power transfer.

Chainset:

Avinox crankset optimised for efficient power delivery and seamless integration with the motor system.

Brakes:

Shimano XT hydraulic disc brakes delivering powerful, consistent stopping performance in all weather conditions.

Brake Rotors:

Shimano XT rotors providing excellent heat dissipation and dependable braking control on long descents.

Wheelset:

DT Swiss H1900 Spline wheelset built for durability, precision and confident trail performance.

Front Tyre:

Maxxis Dissector 29 x 2.4 WT tyre offering fast rolling speed with excellent cornering grip and control.

Rear Tyre:

Maxxis Dissector 29 x 2.4 WT tyre providing efficient rolling performance and dependable traction across varied terrain.

Handlebar:

ONOFF S9 Carbon handlebar delivering lightweight performance, vibration damping and precise steering control.

Stem:

ONOFF S9 alloy stem designed for responsive handling and front-end stability.

Seatpost:

ONOFF Pija dropper post allowing quick saddle height adjustment for maximum versatility on changing terrain.

Saddle:

Selle Italia Model X saddle offering comfort and support during long rides.

Headset:

Acros integrated headset ensuring smooth steering performance and clean cable integration.

Wheel Size:

29-inch wheels for excellent rollover capability, stability and efficiency on technical trails.

Maximum Assisted Speed:

Assistance up to 25km/h (15.5mph), compliant with UK and European e-bike regulations.

Weight:

Approximately 20.5kg, making it one of the lightest full-power electric mountain bikes in its class.

Intended Use:

Ideal for trail and all-mountain riders seeking a lightweight carbon e-MTB that combines powerful assistance, agile handling and long-distance capability.

Sizing Information
Professional Opinion
Product Reviews
Write a review
0 As rated by 0 customers

Write a review for Megamo Reason Air CRB 03 AXS in Amber Orange

Your name
Your email address
How would you rate it?
Would you recommend this product?
Let others know your opinion
Submit Review Close
Question(s) answered about Megamo Reason Air CRB 03 AXS in Amber Orange
Ask a question
Question(s) asked regarding Megamo Reason Air CRB 03 AXS in Amber Orange

Ask a question

Your name
Your email address
Your phone number
Your question
Submit Question  Close
Home Cycling Bikes Megamo Electric Bikes