← Review table (e-bike) · shopper page
fahrrad-xxl:2162473 · source URL · confidence 0.75
Cannot win: e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)
| retailer label | alpha | comparable cm | match | mapping | in stock | variant price | evidence |
|---|---|---|---|---|---|---|---|
| L | L | — | unknown | unsupported | yes | €6.499 | — |
| M | M | — | unknown | unsupported | yes | €6.499 | — |
| XL | XL | — | unknown | unsupported | yes | €6.499 | — |
| mapping | unsupported |
|---|---|
| reason | Megamo publishes no defensible conventional equivalence for its letter sizes. No accessible official geometry or sizing documentation. Retailers list letters only. |
A shopper asking for: 54 → nothing compatible · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible
Canonical configuration: Megamo | Reason AIR CRB 05 | 2027
Confidence: medium
| retailer | price | sizes in stock | |
|---|---|---|---|
| Fahrrad XXL | €6.399 | L, M, S, XL | debug |
| Fahrrad XXL | €6.499 | L, M, XL | debug |
| field | source | evidence |
|---|---|---|
| brand | retailer:fahrrad-xxl / parse | Megamo |
| model | retailer:fahrrad-xxl / derived | Megamo Reason AIR CRB 05 - 800 Wh - 29 Zoll - Fully |
| modelYear | retailer:fahrrad-xxl / parse | Saison: 2027 |
| category | retailer:fahrrad-xxl / parse | 800 Wh |
| frameMaterial | retailer:fahrrad-xxl / parse | Full Carbon |
| speeds | retailer:fahrrad-xxl / parse | 12 - Gänge |
| brakes | retailer:fahrrad-xxl / parse | hydraulische Scheibenbremse |
| brakeTier | retailer:fahrrad-xxl / dictionary | XT M8 |
| brakePistons | retailer:fahrrad-xxl / parse | 4-Kolben |
| suspension | retailer:fahrrad-xxl / derived | rear shock row: Fox Float Performance, 210x47,5 mm, Evol LV, Low Speed Rebound, 2 Position |
| fork | retailer:fahrrad-xxl / dictionary | Fox 36 Float SL Performance, Federweg: 140 mm, Grip |
| rearShock | retailer:fahrrad-xxl / dictionary | Fox Float Performance, 210x47,5 mm, Evol LV, Low Speed Rebound, 2 Position |
| dropperPost | retailer:fahrrad-xxl / derived | seatpost row "Megamo, Durchmesser: 31.6 mm (S: 125 mm Drop / M: 150 mm Dro" names no dropper, in a 42-field spec table |
| beltDrive | retailer:fahrrad-xxl / parse | Kettenschaltung |
| lighting | retailer:fahrrad-xxl / parse | ohne Beleuchtung |
| wheelSize | retailer:fahrrad-xxl / parse | 29 |
| wheelMaterial | retailer:fahrrad-xxl / parse | Aluminium |
| powerMeter | retailer:fahrrad-xxl / derived | absent from a 42-field spec table |
| availability | retailer:fahrrad-xxl / derived | 3 of 3 sizes shippable |
| ebike.motor | retailer:fahrrad-xxl / parse | Avinox M2S Mittelmotor 250 Watt | Avinox |
| ebike.motor.position | retailer:fahrrad-xxl / parse | Mittelmotor |
| ebike.motor.torqueNm | retailer:fahrrad-xxl / parse | 130 Nm |
| ebike.motor.power | retailer:fahrrad-xxl / parse | Avinox M2S Mittelmotor 250 Watt | Avinox |
| ebike.battery.capacityWh | retailer:fahrrad-xxl / parse | 800 Wh |
| ebike.battery.integration | retailer:fahrrad-xxl / parse | Intube |
| ebike.speedClass | retailer:fahrrad-xxl / parse | E-Bike Zulassungspflichtig: Nein |
| ebike.eDiscipline | retailer:fahrrad-xxl / parse | shelf: E-Bike Fully |
| ebike.display | retailer:fahrrad-xxl / parse | Display: Avinox DP100 |
high groupset-unknown — Groupset could not be established.{
"frameScore": 26,
"drivetrainScore": 0,
"wheelScore": 5,
"extrasScore": 4,
"suspensionScore": 7,
"weightAdjustment": 0,
"equipmentValue": 42,
"notes": [
"Groupset not identified: 0 drivetrain points.",
"Wheels unknown: scored level with basic aluminium, which is neither a reward for omitting the wheelset nor a penalty for naming a cheap one.",
"Brakes \"hydraulic-disc\" = 0, the baseline for mtb-hardtail.",
"Weight not published: no weight adjustment either way.",
"Fork \"mid\" +7 (140 mm travel, which is not scored).",
"Brake series \"upper\" +4."
],
"marketPrice": null,
"valueScore": null,
"savingsVsMarket": null
}
{
"requested": [
"groupsetFamily",
"wheelMaterial",
"wheelTier",
"weightKg"
],
"applied": [],
"rejected": [],
"notes": "The drivetrain is described as “Sram 90 Eagle T-Type”, which does not exactly match a permitted groupsetFamily vocabulary entry. The Megamo 29 SL 30 ASY wheelset is identified as aluminium, but its tier cannot be assigned because it is an unrecognised house-brand wheelset. Complete-bike weight and power-meter status are not established by the source.",
"raw": {
"frameMaterial": {
"value": "carbon",
"evidence": "Rahmenmaterial: Carbon",
"confidence": 1
},
"groupsetBrand": {
"value": "SRAM",
"evidence": "Schaltwerk: Sram 90 Eagle T-Type",
"confidence": 1
},
"groupsetFamily": {
"value": null,
"evidence": null,
"confidence": 0.99
},
"electronicShifting": {
"value": "false",
"evidence": "Schaltung: 12-Gang Kettenschaltung",
"confidence": 0.99
},
"speeds": {
"value": "12",
"evidence": "Schaltung: 12-Gang Kettenschaltung",
"confidence": 1
},
"mixedGroupset": {
"value": "false",
"evidence": "Kurbelgarnitur: Sram Eagle T-Type, Avinox Kettenblatt 36 Zähne, 12-fach, Kurbelarm: 160mm",
"confidence": 0.8
},
"wheelMaterial": {
"value": "aluminium",
"evidence": "Laufrad vorn: Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 15x110 mm",
"confidence": 1
},
"wheelTier": {
"value": null,
"evidence": null,
"confidence": 0.99
},
"brakes": {
"value": "hydraulic-disc",
"evidence": "Bremsen vorne: Shimano XT M8220, 4-Kolben, hydraulische Scheibenbremse",
"confidence": 1
},
"weightKg": {
"value": null,
"evidence": null,
"confidence": 1
},
"powerMeter": {
"value": null,
"evidence": null,
"confidence": 1
},
"notes": "The drivetrain is described as “Sram 90 Eagle T-Type”, which does not exactly match a permitted groupsetFamily vocabulary entry. The Megamo 29 SL 30 ASY wheelset is identified as aluminium, but its tier cannot be assigned because it is an unrecognised house-brand wheelset. Complete-bike weight and power-meter status are not established by the source."
}
}
{
"id": "fahrrad-xxl:2162473",
"retailer": "fahrrad-xxl",
"retailerProductId": "2162473",
"productUrl": "https://www.fahrrad-xxl.de/megamo-reason-air-crb-05-m000111814",
"brand": "Megamo",
"model": "Reason AIR CRB 05",
"modelYear": 2027,
"category": "e-bike",
"categoryBasis": "stated",
"sourceCategory": "e-bike",
"price": 6499,
"originalPrice": null,
"currency": "EUR",
"discountPercent": null,
"frameMaterial": "carbon",
"frameModel": "Reason Full Carbon Rahmen, Aluminium shock extension, vollintegrierter Akku, 12 x 148 Boost, Megamo ASP, Federweg: 160 mm",
"frameTier": null,
"groupsetBrand": null,
"groupsetFamily": null,
"groupsetGeneration": null,
"electronicShifting": null,
"speeds": 12,
"mixedGroupset": false,
"groupsetComponents": null,
"groupsetTierSpread": 0,
"crank": "Sram Eagle T-Type, Avinox Kettenblatt 36 Zähne, 12-fach, Kurbelarm: 160mm",
"cassette": "Sram XS 1270 T-Type, 10-52 Zähne, 12-fach",
"brakes": "hydraulic-disc",
"brakePistons": 4,
"brakeTier": "upper",
"suspension": "full",
"fork": {
"make": "FOX",
"line": "36",
"tier": "mid",
"travelMm": 140
},
"rearShock": {
"make": "FOX",
"line": "Float",
"tier": "mid"
},
"dropperPost": false,
"beltDrive": false,
"hubDynamo": null,
"rack": null,
"mudguards": null,
"chaincase": null,
"kickstand": null,
"lighting": false,
"wheelSize": "29",
"wheelset": "Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 15x110 mm | Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 12x148 mm",
"wheelMaterial": "aluminium",
"wheelTier": "unknown",
"tyres": "Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip ;Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip",
"weightKg": null,
"ebike": {
"motor": {
"text": "Avinox M2S Mittelmotor 250 Watt | Avinox",
"brand": "dji",
"model": "avinox-m2s",
"position": "mid",
"torqueNm": 130,
"torqueSource": "retailer",
"ratedPowerW": 250,
"peakPowerW": null
},
"battery": {
"text": "Avinox 800 Wh, Intube-Akku",
"capacityWh": 800,
"count": 1,
"integration": "integrated",
"removable": null
},
"speedClass": "pedelec-25",
"rangeExtender": "unknown",
"display": "Avinox DP100",
"abs": null,
"autoShift": null,
"statedRangeKm": null,
"eDiscipline": "e-mtb",
"eDisciplineBasis": "leaf",
"frameShape": "unknown",
"cargoType": "unknown",
"maxSystemWeightKg": null,
"rackCapacityKg": null,
"weightIncludesBattery": null
},
"powerMeter": false,
"powerMeterKind": null,
"availableSizes": [
{
"rawSize": "L",
"size": "L",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
},
{
"rawSize": "M",
"size": "M",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
},
{
"rawSize": "XL",
"size": "XL",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
}
],
"seller": null,
"availability": "in-stock",
"gtins": [],
"imageUrl": "https://cdn.fahrrad-xxl.de/media/pimg/779/thumbs/5601712_23689994.webp",
"rawTitle": "Megamo Reason AIR CRB 05 - 800 Wh - 29 Zoll - Fully",
"fetchedAt": "2026-09-26T07:44:35.669Z",
"normalizationConfidence": 0.75,
"warnings": [
{
"code": "groupset-unknown",
"message": "Groupset could not be established.",
"severity": "high"
}
],
"ebikeAi": {
"requested": [
"frameShape"
],
"applied": [],
"rejected": [],
"notes": "",
"raw": {
"motorBrand": {
"value": "dji",
"evidence": "Der kraftvolle Avinox M2S Mittelmotor",
"confidence": 0.99
},
"motorModel": {
"value": "avinox-m2s",
"evidence": "Motor: Avinox M2S Mittelmotor 250 Watt",
"confidence": 0.99
},
"batteryWh": {
"value": "800",
"evidence": "Akku: Avinox 800 Wh, Intube-Akku",
"confidence": 0.99
},
"speedClass": {
"value": "pedelec-25",
"evidence": "Höchstgeschwindigkeit: 25\nMaßeinheit: km/h",
"confidence": 0.99
},
"batteryIntegration": {
"value": "integrated",
"evidence": "vollintegrierter Akku",
"confidence": 0.99
},
"frameShape": {
"value": null,
"evidence": null,
"confidence": 0
},
"notes": ""
}
}
}
{
"Motor": "Avinox M2S Mittelmotor 250 Watt",
"Display": "Avinox DP100",
"Motorposition": "Mittelmotor",
"Akku": "Avinox 800 Wh, Intube-Akku",
"Ladegerät": "Avinox 4A",
"Schaltung": "12-Gang Kettenschaltung",
"Kassette": "Sram XS 1270 T-Type, 10-52 Zähne, 12-fach",
"Schaltwerk": "Sram 90 Eagle T-Type, 12-fach",
"Kurbelgarnitur": "Sram Eagle T-Type, Avinox Kettenblatt 36 Zähne, 12-fach, Kurbelarm: 160mm",
"Schalthebel": "Sram 90 Eagle T-Type, 12-fach",
"Bremsen vorne": "Shimano XT M8220, 4-Kolben, hydraulische Scheibenbremse",
"Bremsscheibe": "Shimano SM-RT86;203 mm / 203 mm",
"Bremsen hinten": "Shimano XT M8220, 4-Kolben, hydraulische Scheibenbremse",
"Gabel": "Fox 36 Float SL Performance, Federweg: 140 mm, Grip",
"Rahmen": "Reason Full Carbon Rahmen, Aluminium shock extension, vollintegrierter Akku, 12 x 148 Boost, Megamo ASP, Federweg: 160 mm",
"Dämpfer": "Fox Float Performance, 210x47,5 mm, Evol LV, Low Speed Rebound, 2 Position",
"Federweg hinten in mm": "140 mm",
"Federweg vorne in mm": "140 mm",
"Rahmenform": "Fully",
"Lenker": "Megamo AL, Klemmung: 35mm, Lenkerbreite: 800mm, Rise: 12mm",
"Sattel": "Fizik Ridon X5, 145 mm",
"Vorbau": "Satori New Ursa, Klemmung: 35mm, Länge: 35 mm",
"Sattelstütze": "Megamo, Durchmesser: 31.6 mm (S: 125 mm Drop / M: 150 mm Drop / L: 170 mm Drop / XL: 200 mm Drop)",
"Reifen (vorne)": "Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip ;Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip",
"Laufrad vorn": "Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 15x110 mm",
"Reifen (hinten)": "Maxxis New Dissector 29.4 DD 3C MaxxTerra",
"Laufrad hinten": "Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 12x148 mm",
"Höchstgeschwindigkeit": "25",
"Maßeinheit": "km/h",
"Drehmoment": "130 Nm",
"Beleuchtung": "ohne Beleuchtung",
"E-Bike Motor Hersteller": "Avinox",
"E-Bike Zulassungspflichtig": "Nein",
"Farbe": "Orange",
"Federung": "Mit Federung",
"Gänge": "12 - Gänge",
"Geschlecht": "Herren",
"Marke": "Megamo",
"Radgröße": "29 Zoll",
"Rahmenmaterial": "Carbon",
"Saison": "2027",
"Schaltart": "Kettenschaltung"
}
{
"retailer": "fahrrad-xxl",
"retailerProductId": "2162473",
"productUrl": "https://www.fahrrad-xxl.de/megamo-reason-air-crb-05-m000111814",
"extractionMethod": "json-ld",
"sourceCategory": "e-bike",
"rawTitle": "Megamo Reason AIR CRB 05 - 800 Wh - 29 Zoll - Fully",
"rawBrand": "Megamo",
"price": 6499,
"originalPrice": null,
"currency": "EUR",
"imageUrl": "https://cdn.fahrrad-xxl.de/media/pimg/779/thumbs/5601712_23689994.webp",
"rawSpecifications": {
"Motor": "Avinox M2S Mittelmotor 250 Watt",
"Display": "Avinox DP100",
"Motorposition": "Mittelmotor",
"Akku": "Avinox 800 Wh, Intube-Akku",
"Ladegerät": "Avinox 4A",
"Schaltung": "12-Gang Kettenschaltung",
"Kassette": "Sram XS 1270 T-Type, 10-52 Zähne, 12-fach",
"Schaltwerk": "Sram 90 Eagle T-Type, 12-fach",
"Kurbelgarnitur": "Sram Eagle T-Type, Avinox Kettenblatt 36 Zähne, 12-fach, Kurbelarm: 160mm",
"Schalthebel": "Sram 90 Eagle T-Type, 12-fach",
"Bremsen vorne": "Shimano XT M8220, 4-Kolben, hydraulische Scheibenbremse",
"Bremsscheibe": "Shimano SM-RT86;203 mm / 203 mm",
"Bremsen hinten": "Shimano XT M8220, 4-Kolben, hydraulische Scheibenbremse",
"Gabel": "Fox 36 Float SL Performance, Federweg: 140 mm, Grip",
"Rahmen": "Reason Full Carbon Rahmen, Aluminium shock extension, vollintegrierter Akku, 12 x 148 Boost, Megamo ASP, Federweg: 160 mm",
"Dämpfer": "Fox Float Performance, 210x47,5 mm, Evol LV, Low Speed Rebound, 2 Position",
"Federweg hinten in mm": "140 mm",
"Federweg vorne in mm": "140 mm",
"Rahmenform": "Fully",
"Lenker": "Megamo AL, Klemmung: 35mm, Lenkerbreite: 800mm, Rise: 12mm",
"Sattel": "Fizik Ridon X5, 145 mm",
"Vorbau": "Satori New Ursa, Klemmung: 35mm, Länge: 35 mm",
"Sattelstütze": "Megamo, Durchmesser: 31.6 mm (S: 125 mm Drop / M: 150 mm Drop / L: 170 mm Drop / XL: 200 mm Drop)",
"Reifen (vorne)": "Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip ;Maxxis New Dissector 29.4 EXO+ 3C MaxxGrip",
"Laufrad vorn": "Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 15x110 mm",
"Reifen (hinten)": "Maxxis New Dissector 29.4 DD 3C MaxxTerra",
"Laufrad hinten": "Megamo 29 SL 30 ASY, Aluminium Felge, Achsmaß: 12x148 mm",
"Höchstgeschwindigkeit": "25",
"Maßeinheit": "km/h",
"Drehmoment": "130 Nm",
"Beleuchtung": "ohne Beleuchtung",
"E-Bike Motor Hersteller": "Avinox",
"E-Bike Zulassungspflichtig": "Nein",
"Farbe": "Orange",
"Federung": "Mit Federung",
"Gänge": "12 - Gänge",
"Geschlecht": "Herren",
"Marke": "Megamo",
"Radgröße": "29 Zoll",
"Rahmenmaterial": "Carbon",
"Saison": "2027",
"Schaltart": "Kettenschaltung"
},
"rawFeatures": [
"Ist das Reason AIR CRB 05 die richtige Wahl für dich? Du suchst ein vielseitiges E-Mountainbike, das dich auf anspruchsvollen Trails und langen Touren zuverlässig begleitet? Das Reason AIR CRB 05 von Megamo bietet dir mit seinem hochwertigen Full-Carbon-Rahmen und 29-Zoll-Laufrädern ein leichtes und robustes Fahrgefühl. Als All-Mountain-E-Fully mit 140 mm Federweg vorne und hinten meistert es technische Abfahrten ebenso souverän wie kraftvolle Anstiege. Der kraftvolle Avinox M2S Mittelmotor mit 250 Watt und 130 Nm Drehmoment sowie der integrierte 800 Wh Akku sorgen für starke Unterstützung und lange Reichweiten.<br> Was musst du über die Highlights des Reason AIR CRB 05 wissen? Hier sind die wichtigsten technischen Details, die das Reason AIR CRB 05 auszeichnen: Motor: Avinox M2S Mittelmotor mit 250 Watt und 130 Nm Drehmoment für kraftvolle Unterstützung und dynamisches Fahrverhalten. Akku: 800 Wh Intube-Akku von Avinox, der optimal im vollintegrierten Carbonrahmen sitzt und lange Touren ermöglicht. Display: Avinox DP100 Display bietet dir alle wichtigen Fahrdaten übersichtlich und intuitiv an. Schaltung: 12-Gang Kettenschaltung mit Sram 90 Eagle T-Type Schaltwerk für präzise und zuverlässige Gangwechsel. Bremsen: Hydraulische Scheibenbremsen Shimano XT M8220 mit 4-Kolben-Bremssätteln vorne und hinten für sichere Verzögerung bei allen Bedingungen. Fahrwerk: Fox 36 Float SL Performance Federgabel und Fox Float Performance Dämpfer mit jeweils 140 mm Federweg sorgen für Komfort und Kontrolle auf jedem Terrain. Rahmen: Vollcarbon-Rahmen mit Aluminium Shock Extension und Megamo ASP Technologie für hohe Stabilität und geringes Gewicht. <br> Welche Reichweite kann ich mit dem Reason AIR CRB 05 erwarten? Die Reichweite hängt von deinem Fahrstil und dem Gelände ab, aber mit dem 800 Wh Akku kannst du bei moderater Unterstützung lange Touren planen und auch anspruchsvolle Strecken entspannt bewältigen.<br> Wie fühlt sich das Fahrverhalten auf technischen Trails an? Dank des ausgewogenen Fahrwerks mit 140 mm Federweg vorne und hinten sowie der stabilen 29-Zoll-Laufräder bietet das Reason AIR CRB 05 eine sichere Traktion und viel Kontrolle, auch auf ruppigen und technischen Trails.<br> Ist das Reason AIR CRB 05 auch für längere Touren geeignet? Ja, der leistungsstarke Akku und die komfortable Geometrie machen das Bike ideal für ausgedehnte Touren, bei denen du sowohl bergauf als auch bergab voll auf deine Kosten kommst."
],
"rawSizes": [
{
"rawSize": "L",
"size": "L",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
},
{
"rawSize": "M",
"size": "M",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
},
{
"rawSize": "XL",
"size": "XL",
"sizeCm": null,
"inStock": true,
"stockCount": null,
"price": 6499
}
],
"availabilityText": "3 of 3 sizes shippable",
"fetchedAt": "2026-09-26T07:44:35.669Z",
"sourceMeta": {
"articleNumber": "M000111814",
"variantCount": 3,
"skus": [
"x7310779",
"x7310780",
"x7310778"
],
"availabilities": [
"https://schema.org/InStock",
"https://schema.org/InStock",
"https://schema.org/InStock"
]
},
"listingPath": [
"E-Bike-Pedelec",
"E-Bike MTB",
"E-Bike Fully"
]
}