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Brennabor C-13 Tiefeinsteiger dark grey / bronze

bikes-de:brennabor-c-13-2026 · source URL · confidence 0.83 · GTIN 4251507998888, 4251507998895

Eligibility

Can win a band.

Size decisions

A shopper asking for: 54 → nothing compatible · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Brennabor | C-13 Tiefeinsteiger dark grey | Nexus | 2026
Confidence: high

• brand exact (Brennabor)
• model normalized to "c 13 tiefeinsteiger dark"
• groupset family exact (Nexus)
• GTIN match (4251507998888)
• listings state different model years (2024, 2026); the shared manufacturer barcode says they are one SKU and is trusted over the year fields
• 2 listings across 2 retailers

Provenance — why we believe each fact

Warnings

• info single-size-only — Only one size is in stock (46 cm | (28")).
• info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 10,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 1.2,
  "equipmentValue": 27.2,
  "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 \"rim\" = 0, the baseline for city.",
    "15.4 kg vs 16.2 kg city reference = +1.2."
  ],
  "marketPrice": 801,
  "valueScore": 1.146,
  "savingsVsMarket": 102
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [
    "weightKg"
  ],
  "rejected": [],
  "notes": "Wheel rims are listed as \"SCHÜRMANN YAK 21\" but the source does not state rim material (aluminium/carbon) or a recognizable tier; therefore wheelMaterial and wheelTier are null. Electronic shifting is not explicitly ruled in or out, so electronicShifting is null.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial lt. Hersteller: Aluminium",
      "confidence": 0.9
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schalthebel: SHIMANO Nexus SL-3S41E",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Schalthebel: SHIMANO Nexus SL-3S41E",
      "confidence": 0.9
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "speeds": {
      "value": "3",
      "evidence": "Anzahl Gänge: 3",
      "confidence": 0.9
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Schalthebel: SHIMANO Nexus SL-3S41E\nKurbelsatz: SAMOX SAC20-012P20A, 170 mm, 38 Zähne",
      "confidence": 0.8
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "rim",
      "evidence": "Bremsen: V-Brake; Rücktrittbremse",
      "confidence": 0.9
    },
    "weightKg": {
      "value": "15.4",
      "evidence": "Gewicht: 15.4",
      "confidence": 0.9
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "Wheel rims are listed as \"SCHÜRMANN YAK 21\" but the source does not state rim material (aluminium/carbon) or a recognizable tier; therefore wheelMaterial and wheelTier are null. Electronic shifting is not explicitly ruled in or out, so electronicShifting is null."
  }
}

Normalized record

{
  "id": "bikes-de:brennabor-c-13-2026",
  "retailer": "bikes-de",
  "retailerProductId": "brennabor-c-13-2026",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.brennabor/brennabor-c-13-2026/",
  "brand": "Brennabor",
  "model": "C-13 Tiefeinsteiger dark grey / bronze",
  "modelYear": 2026,
  "category": "city",
  "categoryBasis": "stated",
  "sourceCategory": "city",
  "price": 699,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 3,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "SAMOX SAC20-012P20A, 170 mm, 38 Zähne",
  "cassette": "SHIMANO SM-GEAR, 20 Zähne",
  "brakes": "rim",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": true,
  "rack": true,
  "mudguards": true,
  "chaincase": true,
  "kickstand": true,
  "lighting": true,
  "wheelSize": "26",
  "wheelset": "VR: SCHÜRMANN YAK 21, 36 Loch, geöst, HR: SCHÜRMANN YAK 21, 36 Loch, geöst | SHIMANO Nexus DH-C3000-3N-NT, 36 Loch, silber | SHIMANO Nexus S",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "VR: CONTINENTAL Ride City, 47-559, Reflex, HR: CONTINENTAL Ride City, 47-559, Reflex",
  "weightKg": 15.4,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "44 cm | (26\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "46 cm | (28\")",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 699
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4251507998888",
    "4251507998895"
  ],
  "imageUrl": "https://bikes-opt.b-cdn.net/brennabor/2024/90427_01.jpg",
  "rawTitle": "Brennabor C-13 Tiefeinsteiger dark grey / bronze",
  "fetchedAt": "2026-09-19T06:18:46.298Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (46 cm | (28\")).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmenmaterial lt. Hersteller": "Aluminium",
  "Gabel": "26\", Stahl, 1 1/8\", 200 mm Schaft, Gewinde, Felgenbremse, dark grey",
  "Schaltungstyp": "Nabenschaltung",
  "Anzahl Gänge": "3",
  "Schalthebel": "SHIMANO Nexus SL-3S41E",
  "Zahnkranz": "SHIMANO SM-GEAR, 20 Zähne",
  "Bremsen": "V-Brake; Rücktrittbremse",
  "Bremse": "VR: APSE V-BrakeT210DG, HR: APSE V-BrakeT210DG",
  "Bremshebel": "ARTEK VL-428D",
  "Laufradgröße": "26 Zoll",
  "Reifen": "VR: CONTINENTAL Ride City, 47-559, Reflex, HR: CONTINENTAL Ride City, 47-559, Reflex",
  "Vorderrad-Nabe": "SHIMANO Nexus DH-C3000-3N-NT, 36 Loch, silber",
  "Hinterrad-Nabe": "SHIMANO Nexus SG-3C41, 3-Gang, Rücktrittbremse, 36 Loch, silber",
  "Felgen": "VR: SCHÜRMANN YAK 21, 36 Loch, geöst, HR: SCHÜRMANN YAK 21, 36 Loch, geöst",
  "Speichen": "Niro",
  "Kette": "KMC HV410",
  "Kurbelsatz": "SAMOX SAC20-012P20A, 170 mm, 38 Zähne",
  "Pedale": "UNION SP-822",
  "Innenlager": "THUN Ibex, BSA, 68 mm Gehäusebreite",
  "Lenker": "Moon Cruiser, 640 mm, Ø 25,4 mm, silber",
  "Griffe": "CONTEC Tour Wing Eco, 90/130 mm, schwarz",
  "Vorbau": "Ø 25,4 mm, 25,4 mm Lenkerklemmung, 180 mm Schaftlänge, 85 mm Vorbaulänge, verstellbar, silber",
  "Steuersatz": "ZS44/28.6 / ZS44/30",
  "Sattel": "SELLE ROYAL Essenza Plus, Damen, Moderate, schwarz",
  "Sattelstütze": "ZOOM SP-C207/ISO-M, Ø 25,4 mm, 350 mm lang, silber",
  "Straßenzulassung": "Ja",
  "Frontleuchte": "CONTEC DLUX 30 N++, 30 Lux, Einschaltautomatik, Standlicht",
  "Rückleuchte": "CONTEC TL-135, Standlicht",
  "Gepäckträger": "ATRANVELO City 26, AVS-System, schwarz",
  "Schutzbleche": "BÜCHEL, Kunststoff, 51 mm, schwarz matt",
  "Kettenschutz": "HEBIE 0372, Kunststoff, Ø 18,0 cm, Länge 35,5 cm, schwarz matt",
  "Ständer": "URSUS 92 - Easy, verstellbar, schwarz matt",
  "Marke": "Brennabor",
  "EAN": "4251507998888",
  "Hersteller Artikelnummer": "02506517",
  "Modellserie Bezeichnung": "C-13",
  "Rahmenform lt. Hersteller": "Tiefeinsteiger",
  "Markenfarbe": "dark grey / bronze",
  "Rahmenhöhe": "44 cm | (26\")",
  "Jahr": "2026",
  "Gewicht": "15.4",
  "Zulässiges Gesamtgewicht": "130"
}

Raw adapter output

{
  "retailer": "bikes-de",
  "retailerProductId": "brennabor-c-13-2026",
  "productUrl": "https://www.bikes.de/shop/fahrraeder/marke.brennabor/brennabor-c-13-2026/",
  "extractionMethod": "server-html",
  "sourceCategory": "city",
  "rawTitle": "Brennabor C-13 Tiefeinsteiger dark grey / bronze",
  "rawBrand": "Brennabor",
  "price": 699,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bikes-opt.b-cdn.net/brennabor/2024/90427_01.jpg",
  "rawSpecifications": {
    "Rahmenmaterial lt. Hersteller": "Aluminium",
    "Gabel": "26\", Stahl, 1 1/8\", 200 mm Schaft, Gewinde, Felgenbremse, dark grey",
    "Schaltungstyp": "Nabenschaltung",
    "Anzahl Gänge": "3",
    "Schalthebel": "SHIMANO Nexus SL-3S41E",
    "Zahnkranz": "SHIMANO SM-GEAR, 20 Zähne",
    "Bremsen": "V-Brake; Rücktrittbremse",
    "Bremse": "VR: APSE V-BrakeT210DG, HR: APSE V-BrakeT210DG",
    "Bremshebel": "ARTEK VL-428D",
    "Laufradgröße": "26 Zoll",
    "Reifen": "VR: CONTINENTAL Ride City, 47-559, Reflex, HR: CONTINENTAL Ride City, 47-559, Reflex",
    "Vorderrad-Nabe": "SHIMANO Nexus DH-C3000-3N-NT, 36 Loch, silber",
    "Hinterrad-Nabe": "SHIMANO Nexus SG-3C41, 3-Gang, Rücktrittbremse, 36 Loch, silber",
    "Felgen": "VR: SCHÜRMANN YAK 21, 36 Loch, geöst, HR: SCHÜRMANN YAK 21, 36 Loch, geöst",
    "Speichen": "Niro",
    "Kette": "KMC HV410",
    "Kurbelsatz": "SAMOX SAC20-012P20A, 170 mm, 38 Zähne",
    "Pedale": "UNION SP-822",
    "Innenlager": "THUN Ibex, BSA, 68 mm Gehäusebreite",
    "Lenker": "Moon Cruiser, 640 mm, Ø 25,4 mm, silber",
    "Griffe": "CONTEC Tour Wing Eco, 90/130 mm, schwarz",
    "Vorbau": "Ø 25,4 mm, 25,4 mm Lenkerklemmung, 180 mm Schaftlänge, 85 mm Vorbaulänge, verstellbar, silber",
    "Steuersatz": "ZS44/28.6 / ZS44/30",
    "Sattel": "SELLE ROYAL Essenza Plus, Damen, Moderate, schwarz",
    "Sattelstütze": "ZOOM SP-C207/ISO-M, Ø 25,4 mm, 350 mm lang, silber",
    "Straßenzulassung": "Ja",
    "Frontleuchte": "CONTEC DLUX 30 N++, 30 Lux, Einschaltautomatik, Standlicht",
    "Rückleuchte": "CONTEC TL-135, Standlicht",
    "Gepäckträger": "ATRANVELO City 26, AVS-System, schwarz",
    "Schutzbleche": "BÜCHEL, Kunststoff, 51 mm, schwarz matt",
    "Kettenschutz": "HEBIE 0372, Kunststoff, Ø 18,0 cm, Länge 35,5 cm, schwarz matt",
    "Ständer": "URSUS 92 - Easy, verstellbar, schwarz matt",
    "Marke": "Brennabor",
    "EAN": "4251507998888",
    "Hersteller Artikelnummer": "02506517",
    "Modellserie Bezeichnung": "C-13",
    "Rahmenform lt. Hersteller": "Tiefeinsteiger",
    "Markenfarbe": "dark grey / bronze",
    "Rahmenhöhe": "44 cm | (26\")",
    "Jahr": "2026",
    "Gewicht": "15.4",
    "Zulässiges Gesamtgewicht": "130"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "44 cm | (26\")",
      "size": "44",
      "sizeCm": 44,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "46 cm | (28\")",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 699
    }
  ],
  "availabilityText": "1 of 2 frame sizes offered for shipping by a bikes.de dealer",
  "fetchedAt": "2026-09-19T06:18:46.298Z",
  "sourceMeta": {
    "dealers": [
      "Radhaus Viernheim"
    ],
    "listingRows": 1,
    "articleNumbers": [
      "90428"
    ],
    "skus": [
      "4251507998895"
    ],
    "leafCategory": "Citybikes"
  }
}

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