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Corratec MTC Base Sport Trapez blue-silver, dark blue

bikes-de:corratec-mtc-base-sport-2026 · source URL · confidence 0.83 · GTIN 4043184846374, 4043184846381, 4043184846398, 4043184846404

Eligibility

Can win a band.

Size decisions

A shopper asking for: 54 → 54 cm | (29") in stock · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Only listing of this configuration — nothing to merge.

Provenance — why we believe each fact

Warnings

• info single-size-only — Only one size is in stock (54 cm | (29")).
• info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 10,
  "wheelScore": 5,
  "extrasScore": 3,
  "suspensionScore": 0,
  "weightAdjustment": -2.5,
  "equipmentValue": 26.5,
  "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.",
    "17.9 kg vs 16.2 kg city reference = -2.5."
  ],
  "marketPrice": 758,
  "valueScore": 0.759,
  "savingsVsMarket": -241
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [
    "weightKg"
  ],
  "rejected": [],
  "notes": "Wheel rim material and wheelset model are not stated (only tyre model is). Therefore wheelMaterial and wheelTier are null. MixedGroupset could be true because the crank (MIRANDA 38T) is a different brand than the Shimano Nexus shifter, but the source lines are not contiguous and no single verbatim substring cleanly shows both, so mixedGroupset is set to null per evidence rules. Electronic shifting is not mentioned explicitly, so left null.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial lt. Hersteller: Aluminium",
      "confidence": 0.95
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schalthebel: SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Schalthebel: SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
      "confidence": 0.9
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "speeds": {
      "value": "8",
      "evidence": "Anzahl Gänge: 8",
      "confidence": 0.9
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremse: VR: SHIMANO MT200 180mm, HR: SHIMANO MT200 160mm",
      "confidence": 0.85
    },
    "weightKg": {
      "value": "17.9",
      "evidence": "Gewicht: 17.9",
      "confidence": 0.9
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "Wheel rim material and wheelset model are not stated (only tyre model is). Therefore wheelMaterial and wheelTier are null. MixedGroupset could be true because the crank (MIRANDA 38T) is a different brand than the Shimano Nexus shifter, but the source lines are not contiguous and no single verbatim substring cleanly shows both, so mixedGroupset is set to null per evidence rules. Electronic shifting is not mentioned explicitly, so left null."
  }
}

Normalized record

{
  "id": "bikes-de:corratec-mtc-base-sport-2026",
  "retailer": "bikes-de",
  "retailerProductId": "corratec-mtc-base-sport-2026",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.corratec/corratec-mtc-base-sport-2026/",
  "brand": "Corratec",
  "model": "MTC Base Sport Trapez blue-silver, dark blue",
  "modelYear": 2026,
  "category": "city",
  "categoryBasis": "route",
  "sourceCategory": "city",
  "price": 999,
  "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"
  },
  "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": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": null,
  "lighting": true,
  "wheelSize": "29",
  "wheelset": null,
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
  "weightKg": 17.9,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "39 cm | (29\")",
      "size": null,
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "44 cm | (29\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "49 cm | (29\")",
      "size": "49",
      "sizeCm": 49,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "54 cm | (29\")",
      "size": "54",
      "sizeCm": 54,
      "inStock": true,
      "stockCount": null,
      "price": 999
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4043184846374",
    "4043184846381",
    "4043184846398",
    "4043184846404"
  ],
  "imageUrl": "https://bikes-opt.b-cdn.net/corratec/2026/3070034_01.jpg",
  "rawTitle": "Corratec MTC Base Sport Trapez blue-silver, dark blue",
  "fetchedAt": "2026-09-19T06:28:05.730Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (54 cm | (29\")).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmenmaterial lt. Hersteller": "Aluminium",
  "Gabel": "XCM32-ATB LO DS 29\" 9x100mm 100mm",
  "Gabel Federweg (mm)": "100",
  "Schaltungstyp": "Nabenschaltung",
  "Anzahl Gänge": "8",
  "Schalthebel": "SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
  "Zahnkranz": "SHIMANO 19T",
  "Bremse": "VR: SHIMANO MT200 180mm, HR: SHIMANO MT200 160mm",
  "Bremshebel": "SHIMANO MT200",
  "Bremsscheiben": "VR: 180 mm, HR: 160 mm",
  "Laufradgröße": "29 Zoll",
  "Reifen": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
  "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 Lady",
  "Sattelstütze": "ALLOY TWIN BOLT 30.9x350mm",
  "Straßenzulassung": "Ja",
  "Frontleuchte": "LED",
  "Rückleuchte": "LED",
  "Gepäckträger": "ALU",
  "Schutzbleche": "Kunststoff",
  "Marke": "Corratec",
  "EAN": "4043184846374",
  "Hersteller Artikelnummer": "BK31214-39C1B31",
  "Modellserie Bezeichnung": "MTC Base Sport",
  "Rahmenform lt. Hersteller": "Trapez",
  "Markenfarbe": "blue-silver, dark blue",
  "Rahmenhöhe": "39 cm | (29\")",
  "Jahr": "2026",
  "Gewicht": "17.9",
  "Zulässiges Gesamtgewicht": "140"
}

Raw adapter output

{
  "retailer": "bikes-de",
  "retailerProductId": "corratec-mtc-base-sport-2026",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.corratec/corratec-mtc-base-sport-2026/",
  "extractionMethod": "server-html",
  "sourceCategory": "city",
  "rawTitle": "Corratec MTC Base Sport Trapez blue-silver, dark blue",
  "rawBrand": "Corratec",
  "price": 999,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bikes-opt.b-cdn.net/corratec/2026/3070034_01.jpg",
  "rawSpecifications": {
    "Rahmenmaterial lt. Hersteller": "Aluminium",
    "Gabel": "XCM32-ATB LO DS 29\" 9x100mm 100mm",
    "Gabel Federweg (mm)": "100",
    "Schaltungstyp": "Nabenschaltung",
    "Anzahl Gänge": "8",
    "Schalthebel": "SHIMANO SL-C6000-8 NEXUS REVO SHIFTER 8-Gang",
    "Zahnkranz": "SHIMANO 19T",
    "Bremse": "VR: SHIMANO MT200 180mm, HR: SHIMANO MT200 160mm",
    "Bremshebel": "SHIMANO MT200",
    "Bremsscheiben": "VR: 180 mm, HR: 160 mm",
    "Laufradgröße": "29 Zoll",
    "Reifen": "VR: SCHWALBE SMART SAM Perf 57-622, HR: SCHWALBE SMART SAM Perf 57-622",
    "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 Lady",
    "Sattelstütze": "ALLOY TWIN BOLT 30.9x350mm",
    "Straßenzulassung": "Ja",
    "Frontleuchte": "LED",
    "Rückleuchte": "LED",
    "Gepäckträger": "ALU",
    "Schutzbleche": "Kunststoff",
    "Marke": "Corratec",
    "EAN": "4043184846374",
    "Hersteller Artikelnummer": "BK31214-39C1B31",
    "Modellserie Bezeichnung": "MTC Base Sport",
    "Rahmenform lt. Hersteller": "Trapez",
    "Markenfarbe": "blue-silver, dark blue",
    "Rahmenhöhe": "39 cm | (29\")",
    "Jahr": "2026",
    "Gewicht": "17.9",
    "Zulässiges Gesamtgewicht": "140"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "39 cm | (29\")",
      "size": null,
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "44 cm | (29\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "49 cm | (29\")",
      "size": "49",
      "sizeCm": 49,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "54 cm | (29\")",
      "size": "54",
      "sizeCm": 54,
      "inStock": true,
      "stockCount": null,
      "price": 999
    }
  ],
  "availabilityText": "1 of 4 frame sizes offered for shipping by a bikes.de dealer",
  "fetchedAt": "2026-09-19T06:28:05.730Z",
  "sourceMeta": {
    "dealers": [
      "BOB - Best of Bikes"
    ],
    "listingRows": 1,
    "articleNumbers": [
      "3070032"
    ],
    "skus": [
      "4043184846381",
      "4043184846398",
      "4043184846404"
    ],
    "leafCategory": "Trekkingbikes"
  }
}

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