
MegamoReason Air CRB 03 AXS
- Motor
- DJI Avinox M2S130 Nm (150 Nm Boost); 1,300 W peak
- Battery
- 800 WhAvinox, integrated
- Travel F / R
- 140 / 140 mm
- Wheels
- 29"
- Frame
- Carbon
Overview
The Megamo Reason Air CRB 03 AXS (€8,499) is a mid-range build of the Reason Air: DJI Avinox M2S (130 Nm, 150 Nm Boost) with 800 Wh, Fox 36 Float SL Factory fork, Fox Float Factory shock, Sram S1000 EAGLE AXS T-TYPE and Shimano XT M8220 brakes.
The Reason Air is the shorter-travel trail version of Megamo's Reason platform: 140 mm of rear travel, 140 mm forks and 29-inch wheels, in carbon (CRB) or aluminium (AL).
It keeps the Reason's DJI Avinox M2S motor (130 Nm, up to 150 Nm and 1,300 W in Boost mode), integrated 800 Wh battery, 2-inch Avinox OLED touchscreen and flip chip; the head angle is 64.5° / 64.3° (High / Low) and the bikes run Maxxis Dissector tyres.
- DJI Avinox M2S: 130 Nm, 150 Nm Boost
- Integrated 800 Wh battery
- 140 mm rear / 140 mm fork, 29-inch wheels
- Carbon or aluminium frame, flip chip
Gallery
Photos: Megamo
Full specifications
Frame & suspension
- Frame
- Reason Full Carbon Frame, Alloy shock extension, Full Integratted Battery, 12 x 148 Boost, Megamo ASP, Wheel travel: 140 mm
- Fork
- Fox 36 Float SL Factory, 140mm Travel, Grip X
- Rear shock
- Fox Float Factory, 210x47,5 mm, Evol LV, Low Speed Rebound, 2 Position
- Headset
- Acros AZA-288R2 ZS56 blocklock 135º
E-system
- Motor
- Avinox M2S -150Nm 1300W (Boost mode) / 130Nm 1300W
- Battery
- Avinox 800 Wh, 35,9V, IP56
- Display
- Avinox DP100, 2-inch full-color OLED touchscreen, 800 nits, 326 ppi
- Charger
- Avinox 12A Fast Charger
Drivetrain
- Rear derailleur
- Sram S1000 EAGLE AXS T-TYPE, 12-Speed
- Shifters
- Sram AXS POD
- Crankset
- Sram EAGLE T-TYPE Avinox Chainring 36T 12-Speed, Crankset 160mm
- Cassette
- Sram XS 1270 T-TYPE, 10-52T
Brakes
- Brakes
- Shimano XT M8220, Hydraulic Disc 4-Piston, RT-CL800 203 mm
Wheels & tyres
- Tyres
- Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip / Maxxis New Dissector 29.4 DD 3C MaxxTerra
- Wheelset
- DT Swiss H 1900 SPLINE, 30mm Tubeless ready Aluminium rim, 370 Ratchet LN 18
Cockpit
- Handlebar
- Carbon Race Face ERA 35x800, Rise 20mm
- Stem
- Satori Ursa, 35 x 35 mm
- Seatpost
- Fox Transfer Factory Ø31.6 mm S size 150 mm Drop / M size 180 mm Drop / L and XL size 210 mm Drop
- Saddle
- Fizik Ridon X5
Manufacturer specification — source. Specs and prices can change; check with the brand or your dealer.
Reason Air geometry
| Size | S | M | L | XL |
|---|---|---|---|---|
| ATop tube | 581 / 582 mm | 614 / 615 mm | 648 / 649 mm | 662 / 663 mm |
| BChainstay | 449 / 450 mm | 453 / 454 mm | 457 / 458 mm | 457 / 458 mm |
| CSeat tube | 400 mm | 420 mm | 455 mm | 460 mm |
| DHead tube | 100 mm | 120 mm | 140 mm | 152 mm |
| EReach | 453 / 451 mm | 481 / 479 mm | 511 / 509 mm | 523 / 521 mm |
| FStack | 608 / 610 mm | 626 / 628 mm | 644 / 646 mm | 655 / 657 mm |
| GBB drop | 33 / 36 mm | 33 / 36 mm | 33 / 36 mm | 33 / 36 mm |
| HBB height | 345 / 348 mm | 345 / 348 mm | 345 / 348 mm | 345 / 348 mm |
| IHead angle | 64.5° / 64.3° | 64.5° / 64.3° | 64.5° / 64.3° | 64.5° / 64.3° |
| JSeat angle | 78° / 77.8° | 78° / 77.8° | 78° / 77.8° | 78° / 77.8° |
| KWheelbase | 1223 / 1224 mm | 1264 / 1265 mm | 1307 / 1308 mm | 1324 / 1325 mm |
Where two values are given: High / Low flip-chip position. Source: Megamo.
Reason Air: builds compared
Reason Air range →| Reason Air AL 07 | Reason Air CRB 07 | Reason Air AL 05 | Reason Air CRB 05 | Reason Air CRB 03 AXS | Reason Air CRB 00 | |
|---|---|---|---|---|---|---|
| Price | €4,999 | €5,999 | €5,999 | €6,399 | €8,499 | €11,999 |
| Frame | Alloy | Carbon | Alloy | Carbon | Carbon | Carbon |
| Fork | FOX 34 Float AWL, 140 mm Travel | FOX 34 Float AWL, 140 mm Travel | Fox 36 Float SL Performance, 140 mm Travel | Fox 36 Float SL Performance, 140 mm Travel | Fox 36 Float SL Factory, 140mm Travel | Fox 36 Float SL Factory, 140mm Travel |
| Shock | Fox Float Rhythm | Fox Float Rhythm | Fox Float Performance | Fox Float Performance | Fox Float Factory | Fox Float Factory |
| Derailleur | Shimano XT M8100 | Shimano XT M8100 | Sram 90 EAGLE T-TYPE | Sram 90 EAGLE T-TYPE | Sram S1000 EAGLE AXS T-TYPE | Sram XX EAGLE AXS T-TYPE |
| Brakes | Shimano Deore M6220 | Shimano Deore M6220 | Shimano XT M8220 | Shimano XT M8220 | Shimano XT M8220 | Shimano XTR M9220 Hydraulic Disc 4-Piston |
| Display | Avinox DP100 | Avinox DP100 | Avinox DP100 | Avinox DP100 | Avinox DP100 | Avinox DP100 |
Reason Air CRB 03 AXS: FAQ
How much does the Megamo Reason Air CRB 03 AXS cost?
€8,499 (RRP Spain (megamo.com, EN), VAT incl. Some colours €100 more.). The Reason Air range runs from €4,999 (Reason Air AL 07) to €11,999 (Reason Air CRB 00). Prices vary by country and dealer.
What motor and battery does the Megamo Reason Air CRB 03 AXS have?
DJI Avinox M2S (130 Nm (150 Nm Boost); 1,300 W peak). 800 Wh battery — avinox, integrated.
How much suspension travel does the Megamo Reason Air CRB 03 AXS have?
140 mm at the fork and 140 mm at the rear, on 29" wheels.
What sizes does the Megamo Reason Air CRB 03 AXS come in?
S, M, L, XL. Check the geometry table to compare reach and stack between sizes.
What is the difference between the Reason Air CRB 03 AXS and the Reason Air CRB 00?
They share the Reason Air frame platform and motor; the differences are in the parts — derailleur: Sram S1000 EAGLE AXS T-TYPE vs Sram XX EAGLE AXS T-TYPE; price: €8,499 vs €11,999.










