Overview
The Megamo Reason CRB 03 AXS (27) is a premium full-carbon electric mountain bike built for aggressive trail riding, enduro terrain and high-performance all-mountain riding. Combining long-travel suspension with the powerful Avinox motor system, this e-MTB is designed for riders who want maximum climbing support, descending control and modern trail geometry.
This product is best for enduro riders, technical trail riders and experienced e-MTB riders wanting a lightweight carbon platform with serious power and premium suspension performance. The main advantage is the combination of high-torque motor assistance, long-travel suspension and modern carbon frame efficiency. Choose this if you want a powerful e-MTB capable of steep climbs, bike park riding and demanding technical descents.
Best For
Best for enduro riding, technical trails, bike park laps, steep climbs, all-mountain riding and aggressive e-MTB performance.
Who Is This For
This bike is ideal for experienced mountain bikers who want maximum trail capability, powerful assistance and premium suspension for demanding terrain.
Rider Profile
Perfect for riders across Derby, Nottingham, Chesterfield and the Peak District looking for a capable full-suspension e-bike for technical UK trails and long mountain rides.
How This Fits Your Setup
The Megamo Reason CRB 03 AXS suits riders building a high-performance enduro setup with aggressive tyres, premium riding kit and technical trail accessories.
Use the online bike size guide and explore professional bike fitting services for optimal sizing support.
Key Features
- Full carbon e-MTB frame
- Avinox motor system
- Integrated 800Wh battery
- 160mm front and rear suspension travel
- Fox Factory suspension package
- SRAM AXS wireless drivetrain
- 29-inch wheel platform
- Enduro-focused geometry
Real-World Performance
The Megamo Reason CRB 03 AXS is designed for aggressive mountain terrain where riders need powerful climbing support combined with confident descending capability. The long-travel suspension platform provides stability through rough terrain while the carbon frame improves responsiveness and efficiency.
The Avinox system delivers high torque for steep technical climbs while maintaining smoother power delivery during trail riding and longer mountain days.
Usage Scenarios
Ideal for enduro riding, technical descents, bike parks, alpine riding, steep climbs, all-day mountain rides and advanced e-MTB trail riding.
Comparison
Compared with shorter-travel trail e-bikes, the Reason CRB 03 AXS focuses more heavily on aggressive descending and technical terrain capability. Compared with alloy e-MTB platforms, the carbon chassis improves responsiveness and reduces overall weight.
Comparison Within the Range
Lower model: Reason CRB 07 — more value-focused specification with Shimano drivetrain and Fox Rhythm suspension.
Current model: Reason CRB 03 AXS — balanced high-performance build with premium suspension and wireless drivetrain technology.
Higher model: Megamo Reason CRB top-tier models — factory-level builds with flagship suspension and premium component upgrades.
Pros and Cons
Pros: Powerful Avinox motor, premium Fox suspension, carbon frame efficiency, long-range battery and aggressive enduro capability.
Cons: More focused on aggressive mountain riding than lightweight trail or commuter-focused e-bike use.
Quick Spec Summary
Brand: Megamo
Model: Reason CRB 03 AXS
Category: Full Suspension E-MTB
Travel: 160mm
Battery: 800Wh
Wheel Size: 29 inch
Detailed Specifications
Frame: Reason Full Carbon Frame, integrated battery, Boost spacing, Megamo ASP suspension platform
Frame Material: Full Carbon
Fork: Fox 36 Factory Kashima, 160mm travel
Rear Shock: Fox FLOAT X Factory Kashima
Motor: Avinox M2S motor system
Motor Torque: Up to 150Nm Boost mode
Peak Power: Up to 1300W
Battery: Integrated 800Wh LI-ION battery
Display: Avinox DP100 OLED touchscreen display
Travel: 160mm front and rear
Wheel Size: 29 inch
Rear Derailleur: SRAM Eagle AXS Transmission
Drivetrain: SRAM wireless 12-speed drivetrain
Brakes: Shimano XT hydraulic disc brakes
Brake Rotor Size: 203/203mm
Wheels: DT Swiss wheelset
Tyres: Maxxis Assegai front / Minion DHR II rear
Seatpost: Fox Transfer Factory dropper post
Handlebar: Race Face ERA Carbon
Geometry: Enduro-focused adjustable geometry with flip chip system
Is This the Right Product
Choose this bike if you want a premium carbon e-MTB capable of aggressive trail riding, technical descents and powerful climbing support.
Who should not buy this: riders looking for a lightweight short-travel trail bike or commuter-focused e-bike may prefer a more relaxed platform.
Upgrade Potential
The bike already includes premium suspension and drivetrain technology, but riders can further personalise setup through tyre selection, wheel upgrades and cockpit tuning.
What You’ll Need
Pair this bike with full-face or trail helmets, flat or clipless MTB shoes, hydration systems and protective riding gear for demanding trail riding.
Alternative & Upgrade Options
Looking for a more budget-friendly option?
Megamo Reason CRB 07 — a more accessible build with the same core frame platform.
Want improved performance?
Megamo Reason premium models — higher-tier builds with flagship suspension and upgraded components.
Building a complete setup?
MTB rider protection — complete your setup with helmets, armour and trail-riding protection gear.
Our Take
The Megamo Reason CRB 03 AXS stands out as a highly capable modern e-MTB combining serious motor performance, aggressive geometry and premium suspension. It suits riders wanting a full-power enduro bike that still feels agile and responsive on technical terrain.
FAQ
What type of riding is this bike designed for?
It is designed for enduro, all-mountain and technical trail riding.
How much suspension travel does it have?
The bike features 160mm front and rear travel.
What motor system does it use?
It uses the Avinox motor system.
What battery size does it use?
It includes an integrated 800Wh battery.
Is it suitable for bike parks?
Yes, the long-travel geometry and suspension make it suitable for bike park riding.
Does it use wireless shifting?
Yes, it uses a SRAM AXS wireless drivetrain.
Is it a carbon frame?
Yes, it features a full carbon frame.
What wheel size does it use?
It runs on a 29-inch wheel platform.
Can I get help with sizing?
Yes, use the online bike sizing tool or professional fitting support.
Is it suitable for steep technical climbs?
Yes, the powerful Avinox system is designed for steep and technical terrain.
Ownership Experience
A high-performance e-MTB like the Reason CRB 03 AXS allows riders to tackle bigger rides, more technical trails and demanding climbs with greater confidence and efficiency.
Local Riders
Riders searching for an advanced electric mountain bike near Derby will benefit from local support, Click & Collect and workshop services for trail and e-bike riders across Derbyshire and surrounding areas.
Why Buy
The Megamo Reason CRB 03 AXS combines powerful modern motor technology, aggressive enduro capability and premium suspension performance for riders wanting a serious full-power carbon e-MTB.
Ride Bigger Trails With Full-Power Confidence
Explore the Megamo Reason CRB 03 AXS today and experience premium carbon e-MTB performance built for demanding mountain terrain.