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Brennabor C-13 26"

bikeexchange:brennabor_c_13_26_2024 · source URL · confidence 0.83 · GTIN 4251507998888

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

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 10,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 26,
  "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.",
    "Weight not published: no weight adjustment either way."
  ],
  "marketPrice": 728,
  "valueScore": 1.041,
  "savingsVsMarket": 29
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "Wheelset listed as \"SCHÜRMANN Hohlkammer \"YAK\", 21 mm\" but no explicit material (aluminium/carbon) stated — cannot infer wheelMaterial or assign a wheelTier for an unrecognised house model. Weight not provided. Mixed groupset marked true because crank is CPI while shifter/hub are SHIMANO Nexus.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial: Aluminium",
      "confidence": 0.9
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "SHIMANO \"Nexus\"",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "SHIMANO \"Nexus\"",
      "confidence": 0.9
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "speeds": {
      "value": "3",
      "evidence": "Anzahl Gänge: 3-Gang",
      "confidence": 0.9
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kurbelgarnitur: CPI \"AL10-101S7\", Alu\n...\nSchalthebel: SHIMANO \"Nexus\", 3-Gg.",
      "confidence": 0.8
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.4
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.4
    },
    "brakes": {
      "value": "rim",
      "evidence": "Bremse: APSE V-Brake\"T210DG\"",
      "confidence": 0.9
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0.4
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.4
    },
    "notes": "Wheelset listed as \"SCHÜRMANN Hohlkammer \"YAK\", 21 mm\" but no explicit material (aluminium/carbon) stated — cannot infer wheelMaterial or assign a wheelTier for an unrecognised house model. Weight not provided. Mixed groupset marked true because crank is CPI while shifter/hub are SHIMANO Nexus."
  }
}

Normalized record

{
  "id": "bikeexchange:brennabor_c_13_26_2024",
  "retailer": "bikeexchange",
  "retailerProductId": "brennabor_c_13_26_2024",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/brennabor_c_13_26_2024?sku=BRN_0000352658",
  "brand": "Brennabor",
  "model": "C-13 26\"",
  "modelYear": 2024,
  "category": "city",
  "categoryBasis": "route",
  "sourceCategory": "city",
  "price": 699,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "Alu 6061",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 3,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "CPI \"AL10-101S7\", Alu",
  "cassette": "SHIMANO, 20 Z.",
  "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": "SCHÜRMANN Hohlkammer \"YAK\", 21 mm",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "CONTINENTAL \"Ride Tour\", Reflex, 50-559 | CONTINENTAL \"Ride Tour\", Reflex, 50-622",
  "weightKg": null,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "Einheitsgröße",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 699,
      "seller": "Bike-Zentrum",
      "deliveryNote": "Reguläre Lieferzeit 5 Tage"
    }
  ],
  "seller": "Bike-Zentrum",
  "availability": "limited",
  "gtins": [
    "4251507998888"
  ],
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/72b0536d33ebae9eb492-gdZ9dZR7.png",
  "rawTitle": "Brennabor C-13 26\"",
  "fetchedAt": "2026-09-19T05:49:34.204Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (Einheitsgröße).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmenmaterial": "Aluminium",
  "Rahmen": "Alu 6061",
  "Bremse": "APSE V-Brake\"T210DG\"",
  "Bremshebel": "APSE V-Brake\"428D\"",
  "Reifen": "CONTINENTAL \"Ride Tour\", Reflex, 50-559 | CONTINENTAL \"Ride Tour\", Reflex, 50-622",
  "Reifengröße": "26 Zoll/inch | 28 Zoll/inch",
  "Speichen": "Niro",
  "Nabe hinten": "SHIMANO \"Nexus\" 3-Gg. RBN",
  "Laufräder": "SCHÜRMANN Hohlkammer \"YAK\", 21 mm",
  "Nabe vorne": "SHIMANO Nabendynamo \"DH-C3000\"",
  "Vorbau": "KALLOY \"MTS-C269\", verstellbar, Ø 25,4 mm",
  "Lenker": "KALLOY \"City\", Alu, Ø 25,4 mm",
  "Gepäckträger": "ATRAN \"Tour Lite\" mit AVS System",
  "Dynamo": "SHIMANO Nabendynamo \"DH-3N31\"",
  "Ständer": "URSUS \"Easy\" verstellbar",
  "Licht hinten": "CONTEC \"CTL-135\"",
  "Schutzblech": "BÜCHEL, Kunststoff",
  "Licht vorne": "CONTEC \"Dlux 30 N++\", 30 Lux",
  "Kassette": "SHIMANO, 20 Z.",
  "Kurbelgarnitur": "CPI \"AL10-101S7\", Alu",
  "Kurbel": "170 mm",
  "Anzahl Gänge": "3-Gang",
  "Kettenblätter": "38 Z.",
  "Schalthebel": "SHIMANO \"Nexus\", 3-Gg.",
  "Art der Schaltung": "Nabenschaltung",
  "Innenlager": "CHIN HAUR \"BSA\", 122,5mm",
  "Kettenkasten": "Kunststoff",
  "Kette / Riemen": "KMC \"Z610\" EPT",
  "Sattel": "SELLE ROYAL \"Vivo Ergo\", Moderate",
  "Sattelstütze": "Patent, Alu, Ø 27,2 mm",
  "Gabel": "Unicrown, Stahl",
  "Jahr": "2024"
}

Raw adapter output

{
  "retailer": "bikeexchange",
  "retailerProductId": "brennabor_c_13_26_2024",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/brennabor_c_13_26_2024?sku=BRN_0000352658",
  "extractionMethod": "embedded-json",
  "sourceCategory": "city",
  "rawTitle": "Brennabor C-13 26\"",
  "rawBrand": "Brennabor",
  "price": 699,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/72b0536d33ebae9eb492-gdZ9dZR7.png",
  "rawSpecifications": {
    "Rahmenmaterial": "Aluminium",
    "Rahmen": "Alu 6061",
    "Bremse": "APSE V-Brake\"T210DG\"",
    "Bremshebel": "APSE V-Brake\"428D\"",
    "Reifen": "CONTINENTAL \"Ride Tour\", Reflex, 50-559 | CONTINENTAL \"Ride Tour\", Reflex, 50-622",
    "Reifengröße": "26 Zoll/inch | 28 Zoll/inch",
    "Speichen": "Niro",
    "Nabe hinten": "SHIMANO \"Nexus\" 3-Gg. RBN",
    "Laufräder": "SCHÜRMANN Hohlkammer \"YAK\", 21 mm",
    "Nabe vorne": "SHIMANO Nabendynamo \"DH-C3000\"",
    "Vorbau": "KALLOY \"MTS-C269\", verstellbar, Ø 25,4 mm",
    "Lenker": "KALLOY \"City\", Alu, Ø 25,4 mm",
    "Gepäckträger": "ATRAN \"Tour Lite\" mit AVS System",
    "Dynamo": "SHIMANO Nabendynamo \"DH-3N31\"",
    "Ständer": "URSUS \"Easy\" verstellbar",
    "Licht hinten": "CONTEC \"CTL-135\"",
    "Schutzblech": "BÜCHEL, Kunststoff",
    "Licht vorne": "CONTEC \"Dlux 30 N++\", 30 Lux",
    "Kassette": "SHIMANO, 20 Z.",
    "Kurbelgarnitur": "CPI \"AL10-101S7\", Alu",
    "Kurbel": "170 mm",
    "Anzahl Gänge": "3-Gang",
    "Kettenblätter": "38 Z.",
    "Schalthebel": "SHIMANO \"Nexus\", 3-Gg.",
    "Art der Schaltung": "Nabenschaltung",
    "Innenlager": "CHIN HAUR \"BSA\", 122,5mm",
    "Kettenkasten": "Kunststoff",
    "Kette / Riemen": "KMC \"Z610\" EPT",
    "Sattel": "SELLE ROYAL \"Vivo Ergo\", Moderate",
    "Sattelstütze": "Patent, Alu, Ø 27,2 mm",
    "Gabel": "Unicrown, Stahl",
    "Jahr": "2024"
  },
  "rawFeatures": [
    "Aluminium",
    "Nabenschaltung",
    "26\"",
    "Beschreibung"
  ],
  "rawSizes": [
    {
      "rawSize": "Einheitsgröße",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 699,
      "seller": "Bike-Zentrum",
      "deliveryNote": "Reguläre Lieferzeit 5 Tage"
    }
  ],
  "availabilityText": "sizes 1: 1 stocked, 0 gone, 0 unread",
  "fetchedAt": "2026-09-19T05:49:34.204Z",
  "sourceMeta": {
    "skus": [
      "4251507998888"
    ],
    "shopSkus": [
      "BRN_0000352658",
      "BRN_0000352658"
    ],
    "seller": "Bike-Zentrum",
    "sellerOfSize": "Einheitsgröße",
    "sellerId": "77c51379-92c4-4921-8963-267963827532",
    "storeKey": "store_01KBQHV2KW77R779FTH77XBT31_eur",
    "storeCity": "Rheinmünster",
    "storeCountry": "DE",
    "storeDelivers": true,
    "storeClickAndCollect": true,
    "storeReservation": true,
    "storeDeliveryTime": "P5D",
    "shippingPrice": 69,
    "hasMoreSellers": false,
    "condition": "NEW",
    "ctProductId": "78b8898b-d4ee-4d5c-b43c-0718452fe194",
    "shopCategory": "City & Urban",
    "colourCount": 1,
    "fetchedSku": "BRN_0000352658"
  }
}

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