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Corratec MTC Base Gent blue-silver, dark blue

bikes-de:corratec-mtc-base-2025 · source URL · confidence 0.83 · GTIN 4043184814472, 4043184814489, 4043184814496, 4043184814502

Eligibility

Can win a band.

Size decisions

A shopper asking for: 54 → 54 cm | (29") fits but sold out · 56 → 57 cm | (29") fits but sold out · 58 → 57 cm | (29") fits but sold out · 60 → nothing compatible

Identity

Canonical configuration: Corratec | MTC Base Gent blue-silver, dark | Nexus | 2025
Confidence: high

• brand exact (Corratec)
• model normalized to "mtc base gent blue silver dark"
• groupset family exact (Nexus)
• model year exact (2025)
• GTIN match (4043184814489)
• 2 listings across 2 retailers

Provenance — why we believe each fact

Warnings

• info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 10,
  "wheelScore": 5,
  "extrasScore": 3,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 29,
  "notes": [
    "Shimano Nexus = 10.",
    "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\" +3.",
    "Weight not published: no weight adjustment either way."
  ],
  "marketPrice": 957,
  "valueScore": 0.833,
  "savingsVsMarket": -192
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "Wheel material and wheelset model are not specified in the source, so wheelMaterial and wheelTier are null. Total bike weight is not stated. Electronic shifting is not mentioned explicitly, so left null. mixedGroupset set to true because shifter(s)/hub are Shimano Nexus while crank is MIRANDA (different manufacturers) as shown in the evidence.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial lt. Hersteller: Aluminium 6061",
      "confidence": 0.9
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltwerk: SHIMANO NEXUS 8 Gang",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Schaltwerk: SHIMANO NEXUS 8 Gang",
      "confidence": 0.9
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "speeds": {
      "value": "8",
      "evidence": "Anzahl Gänge: 8",
      "confidence": 0.9
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Schalthebel: SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang\nKurbelsatz: MIRANDA 38T",
      "confidence": 0.7
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsen: Hydraulische Scheibenbremse",
      "confidence": 0.9
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "notes": "Wheel material and wheelset model are not specified in the source, so wheelMaterial and wheelTier are null. Total bike weight is not stated. Electronic shifting is not mentioned explicitly, so left null. mixedGroupset set to true because shifter(s)/hub are Shimano Nexus while crank is MIRANDA (different manufacturers) as shown in the evidence."
  }
}

Normalized record

{
  "id": "bikes-de:corratec-mtc-base-2025",
  "retailer": "bikes-de",
  "retailerProductId": "corratec-mtc-base-2025",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.corratec/corratec-mtc-base-2025/",
  "brand": "Corratec",
  "model": "MTC Base Gent blue-silver, dark blue",
  "modelYear": 2025,
  "category": "city",
  "categoryBasis": "route",
  "sourceCategory": "city",
  "price": 1149,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 8,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "rearDerailleur": "Nexus",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "MIRANDA 38T",
  "cassette": "SHIMANO 19T",
  "brakes": "hydraulic-disc",
  "brakePistons": 2,
  "brakeTier": "basic",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": null,
  "wheelSize": "29",
  "wheelset": "SHIMANO Nexus 8 Gang",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
  "weightKg": null,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "44 cm | (29\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "49 cm | (29\")",
      "size": "49",
      "sizeCm": 49,
      "inStock": true,
      "stockCount": null,
      "price": 1149
    },
    {
      "rawSize": "54 cm | (29\")",
      "size": "54",
      "sizeCm": 54,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "57 cm | (29\")",
      "size": "57",
      "sizeCm": 57,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "39 cm | (29\")",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 1149
    }
  ],
  "seller": null,
  "availability": "in-stock",
  "gtins": [
    "4043184814472",
    "4043184814489",
    "4043184814496",
    "4043184814502"
  ],
  "imageUrl": "https://bikes-opt.b-cdn.net/corratec/2025/3052748_01.jpg",
  "rawTitle": "Corratec MTC Base Gent blue-silver, dark blue",
  "fetchedAt": "2026-09-19T06:21:50.859Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmenmaterial lt. Hersteller": "Aluminium 6061",
  "Gabel": "XCM32-ATB LO DS 29\" 9x100mm 100mm",
  "Gabel Federweg (mm)": "100",
  "Schaltungstyp": "Nabenschaltung",
  "Anzahl Gänge": "8",
  "Schaltwerk": "SHIMANO NEXUS 8 Gang",
  "Schalthebel": "SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
  "Zahnkranz": "SHIMANO 19T",
  "Bremsen": "Hydraulische Scheibenbremse",
  "Bremse": "VR: SHIMANO MT200, HR: SHIMANO MT200",
  "Bremsscheiben": "VR: 180mm, HR: 160mm",
  "Laufradgröße": "29 Zoll",
  "Reifen": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
  "Hinterrad-Nabe": "SHIMANO Nexus 8 Gang",
  "Kette": "KMC Z1 Narrow",
  "Kurbelsatz": "MIRANDA 38T",
  "Lenker": "ALLOY 31.8 720mm 10 Deg Backsweep",
  "Vorbau": "ALLOY 0-60 Deg ADJUSTABLE 31.8 75-105mm",
  "Sattel": "SELE ROYAL ESSENZA MODERATE Gent",
  "Sattelstütze": "ALLOY TWIN BOLT 30.9x350mm",
  "Straßenzulassung": "Nein",
  "Marke": "Corratec",
  "EAN": "4043184814472",
  "Hersteller Artikelnummer": "BK30215_44C1B30",
  "Modellserie Bezeichnung": "MTC Base",
  "Rahmenform lt. Hersteller": "Gent",
  "Markenfarbe": "blue-silver, dark blue",
  "Rahmenhöhe": "44 cm | (29\")",
  "Jahr": "2025",
  "Zulässiges Gesamtgewicht": "140"
}

Raw adapter output

{
  "retailer": "bikes-de",
  "retailerProductId": "corratec-mtc-base-2025",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.corratec/corratec-mtc-base-2025/",
  "extractionMethod": "server-html",
  "sourceCategory": "city",
  "rawTitle": "Corratec MTC Base Gent blue-silver, dark blue",
  "rawBrand": "Corratec",
  "price": 1149,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bikes-opt.b-cdn.net/corratec/2025/3052748_01.jpg",
  "rawSpecifications": {
    "Rahmenmaterial lt. Hersteller": "Aluminium 6061",
    "Gabel": "XCM32-ATB LO DS 29\" 9x100mm 100mm",
    "Gabel Federweg (mm)": "100",
    "Schaltungstyp": "Nabenschaltung",
    "Anzahl Gänge": "8",
    "Schaltwerk": "SHIMANO NEXUS 8 Gang",
    "Schalthebel": "SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
    "Zahnkranz": "SHIMANO 19T",
    "Bremsen": "Hydraulische Scheibenbremse",
    "Bremse": "VR: SHIMANO MT200, HR: SHIMANO MT200",
    "Bremsscheiben": "VR: 180mm, HR: 160mm",
    "Laufradgröße": "29 Zoll",
    "Reifen": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
    "Hinterrad-Nabe": "SHIMANO Nexus 8 Gang",
    "Kette": "KMC Z1 Narrow",
    "Kurbelsatz": "MIRANDA 38T",
    "Lenker": "ALLOY 31.8 720mm 10 Deg Backsweep",
    "Vorbau": "ALLOY 0-60 Deg ADJUSTABLE 31.8 75-105mm",
    "Sattel": "SELE ROYAL ESSENZA MODERATE Gent",
    "Sattelstütze": "ALLOY TWIN BOLT 30.9x350mm",
    "Straßenzulassung": "Nein",
    "Marke": "Corratec",
    "EAN": "4043184814472",
    "Hersteller Artikelnummer": "BK30215_44C1B30",
    "Modellserie Bezeichnung": "MTC Base",
    "Rahmenform lt. Hersteller": "Gent",
    "Markenfarbe": "blue-silver, dark blue",
    "Rahmenhöhe": "44 cm | (29\")",
    "Jahr": "2025",
    "Zulässiges Gesamtgewicht": "140"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "44 cm | (29\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "49 cm | (29\")",
      "size": "49",
      "sizeCm": 49,
      "inStock": true,
      "stockCount": null,
      "price": 1149
    },
    {
      "rawSize": "54 cm | (29\")",
      "size": "54",
      "sizeCm": 54,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "57 cm | (29\")",
      "size": "57",
      "sizeCm": 57,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "39 cm | (29\")",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 1149
    }
  ],
  "availabilityText": "2 of 5 frame sizes offered for shipping by a bikes.de dealer",
  "fetchedAt": "2026-09-19T06:21:50.859Z",
  "sourceMeta": {
    "dealers": [
      "FAHRWERK STADTLOHN",
      "FAHRWERK Lingen"
    ],
    "listingRows": 2,
    "articleNumbers": [
      "3052749",
      "3052752"
    ],
    "skus": [
      "4043184814489",
      "4043184814496",
      "4043184814502"
    ],
    "leafCategory": "Trekkingbikes"
  }
}

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