The Megamo Reason Air AL 15 combines a lightweight 140mm alloy frame, Fox 34 suspension, and DJI Avinox motor for thrilling trail performance. With XT/Deore drivetrain, MT520 brakes, and agile Flip Chip geometry, it delivers fast, controlled rides every time

Megamo

Megamo Reason Air AL 15 Alloy Avinox E.Mountain Bike - Black

£4,999.00

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Megamo Reason Air AL 15 Alloy Avinox E.Mountain Bike - Raw

Megamo Reason Air AL 15 Alloy Avinox E.Mountain Bike - Green

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 AL 15 Alloy Avinox E.Mountain Bike - Black

Season:2026

Brand:Megamo

Code:MG40015BLK

The Reason Air AL 15 with it's 140mm suspension set-up based around Megamo's alloy DJI equipped frame, a reliable, light and thought out component spec means you will be flying down your chosen trail like never before.

Designed to offer the perfect balance between reduced weight and high-level performance. Choose between the strength of aluminum or the reactive lightness of carbon. Its adjustable geometry and optimized kinematics ensure agility, control, and efficiency across all types of terrain. Thanks to DJI's Avinox system, you’ll enjoy powerful and smooth assistance, ideal for both demanding climbs and technical descents. A light, precise, and rider-adaptable e-bike.

DJI Avinox M1 Motor -120Nm 1000W (Boost mode) / 105Nm 1000W
Integrated 800 Wh LI-ION battery
Hi-Res Oled touch screen
GPS and Sim enabled security tracking
Reason Alloy frame, Boost, 140 mm wheel travel
Fox 34 AWL HD fork with 140 mm travel
Fox Rhythm shock
Shimano XT / Deore combo drivetrain, 12-speed
Shimano MT520 4-piston hydraulic disc brakes
Megamo 29 SL Alloy Wheel Set

The REASON is redefining the e-bike category with a high-performance frame that´s both lightweight and engineered with unbeatable kinematics. It absorbs vibrations without sacrificing responsiveness and delivers agility, control and precision at all times. Its sleek, integrated design looks just like a muscular bike - no one would guess it's electric, not even up close.

With a Flip Chip system that allows you to adjust the frame’s geometry quick and easy. Modify the head tube and rear triangle angles to suit your riding style or terrain type. One frame, four possible configurations. Maximum versatility for riders who want it all.

Responsiveness

Immediate and precise response to every movement.

Design Integration

Clean, modern design with advanced integration and standout aesthetics.

Lightness

The Reason is lighter without compromising performance, improving agility and efficiency on demanding terrain.

Technical Information

Frame	Reason AL Frame, Alloy shock extension, Full Integratted Battery, 12 x 148 Boost, Megamo ASP, Wheel travel: 140 mm
Motor	Avinox M1 Drive Unit: 1000 Watt peak Power, 120Nm Peak Torque
UI/Remote	Avinox Screen: 2-inch OLED Control Display, Avinox Wireless Controllers: Right and left sides
Connectivity	Bluetooth Smart phone App, 4G SIM enabled functions (Data Sim required)
Battery	Avinox Integrated Battery: 800Wh
Charger	Avinox Fast Charger: 12A/508W (0-80% in 1.5Hrs)
Fork	2026 FOX 34 Float AWL, 140 mm Travel, Rail 2.0, Sweep-Adjust, Kabolt Axle 110, 1.5 Tapered, 44mm offset
Rear Shock	Fox Float Rhythm, Evol LV, 210x47,5mm, 2 Position
Headset	Acros AZX-589 ZS56 blocklock 150º
Stem	Megamo 3D Forged Alloy, ±7º Rise, Sml-60mm/ Med-60mm/ Lrg-70mm
Grips	Megamo Lock-On Grips
Handlebars	Megamo Alloy Butted 35x800 mm, 12mm Rise, 6º Back Sweep
Saddle	Selle Royal OPEN+
Seatpost	Megamo Dropper seat post, remote adjustment, 31,6mm, size Sml - 125mm/ size Med -150mm/ size Lrg - 170mm
Brakes	Shimano MT520 hydraulic disc 4-Piston, Shimano RT-66 Rotors 203/203mm
Rear Derailleur	Shimano XT M8100, Shadow Plus, 12 Speed
Shift Levers	Shimano Deore 6100 Speed Rapidfire Plus, 12 Speed
Cassette	Shimano Deore M6100 10-51T
Chain	Shimano M6100, 12 Speed
Crankset	FSA Alloy, 165mm
Chainrings	E-MTB Chainring 104BCD 34T (Min 32T/ Max 36T compatible)
Wheels	Megamo SL 30, Tubeless ready Aluminium rim
Front Tire	Maxxis Rekon Race 29x2,35 - Tubeless Ready, EXO, Foldable, 120 TPI - we can discuss tyre upgrades to your choice.
Rear Tire	Maxxis Rekon Race 29x2,35 - Tubeless Ready, EXO, Foldable, 120 TPI - we can discuss tyre upgrades to your choice.
Inner Tubes	Standard, Presta Valve - We can provide tubeless set-up and tyres liners in addition.

Sizing Information

	Small	Medium	Large
Flip Chip Position	Low/ High	Low/ High	Low/ High
Reach	453/451mm	481/479mm	511/509mm
Stack Height	608/610mm	626/628mm	644/646mm
Wheelbase	1223/1234mm	1264/1265mm	1307/1308mm
Chainstay Length	449/450mm	453/454mm	457/458mm
Bottom Bracket Drop	33/36mm	33/36mm	33/36mm
Bottom Bracket Height	345/348mm	345/348mm	345/348mm
Effective Top Tube Length	581/582mm	614/615mm	648/659mm
Head Tube Angle	64.5/64.3°	64.5/64.3°	64.5/64.3°
Head Tube Length	100mm	120mm	140mm
Effective Seat Tube Angle	78/77.8°	78/77.8°	78/77.8°
Seat Tube Height	400mm	420mm	455mm

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Megamo Reason Air AL 15 Alloy Avinox E.Mountain Bike - Black

Megamo Reason Air AL 15 Alloy Avinox E.Mountain Bike - Black

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