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Sinus R8Ef Low - Greyblue matt

bike-mailorder:9617823105288 · source URL · confidence 0.9 · GTIN 4054624137983, 4054624142505, 4054624142512

Eligibility

Cannot win: availability is out-of-stock; no size confirmed in stock; e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)

Size decisions

A shopper asking for: 54 → 54 cm - L fits but sold out · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Winora | Sinus R8Ef Low greyblue | Nexus | 2026
Confidence: high

• brand exact (Winora)
• model normalized to "sinus r8ef low greyblue"
• groupset family exact (Nexus)
• GTIN match (4054624137983, 4054624142505, 4054624142512)
• listings state different model years (2025, 2026); the shared manufacturer barcode says they are one SKU and is trusted over the year fields
• 3 listings across 3 retailers

Provenance — why we believe each fact

Warnings

none

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 16,
  "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.",
    "Weight not published: no weight adjustment either way.",
    "Fork series not stated: scored at the bottom of the fork ladder rather than assumed."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "frameMaterial",
    "wheelMaterial",
    "wheelTier",
    "brakes",
    "weightKg"
  ],
  "applied": [
    "frameMaterial"
  ],
  "rejected": [],
  "notes": "The source identifies the brakes as disc brakes but does not establish whether they are hydraulic or mechanical. The Ryde Zac421 wheelset is identified as aluminium, but its tier cannot be assigned deterministically from the permitted vocabulary and source text. No complete-bike weight or power meter is stated.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmen: Aluminium 6061",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltung: Shimano Nexus, 8-Gang",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Schaltung: Shimano Nexus, 8-Gang",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schalthebel: Shimano Nexus, Drehgriff",
      "confidence": 0.99
    },
    "speeds": {
      "value": "8",
      "evidence": "Shimano Nexus, 8-Gang",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Schaltung: Shimano Nexus, 8-Gang",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": "aluminium",
      "evidence": "Felgen: Ryde Zac421, Hohlkammerfelge, Aluminium",
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "The source identifies the brakes as disc brakes but does not establish whether they are hydraulic or mechanical. The Ryde Zac421 wheelset is identified as aluminium, but its tier cannot be assigned deterministically from the permitted vocabulary and source text. No complete-bike weight or power meter is stated."
  }
}

Normalized record

{
  "id": "bike-mailorder:9617823105288",
  "retailer": "bike-mailorder",
  "retailerProductId": "9617823105288",
  "productUrl": "https://www.bike-mailorder.com/products/sinus-r8ef-low-greyblue-matt",
  "brand": "Winora",
  "model": "Sinus R8Ef Low",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 3799,
  "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",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": null,
  "cassette": null,
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": null,
    "tier": "unknown",
    "travelMm": 63
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": null,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": null,
  "wheelSize": null,
  "wheelset": "Ryde Zac421, Hohlkammerfelge, Aluminium | Alunabe | Shimano Nexus",
  "wheelMaterial": "aluminium",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Marathon Almotion, 55-584, Pannenschutz, Reflex",
  "weightKg": null,
  "ebike": {
    "motor": {
      "text": "Bosch Performance Line Smart System, 250W, 75Nm, 25km/h",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 75,
      "torqueSource": "retailer",
      "ratedPowerW": 250,
      "peakPowerW": null
    },
    "battery": {
      "text": "Bosch PowerTube | 500 Wh",
      "capacityWh": 500,
      "count": 1,
      "integration": "integrated",
      "removable": null
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch Intuvia 100 + LED Remote",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-trekking",
    "eDisciplineBasis": "leaf",
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 130,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "50 cm - M",
      "size": "50",
      "sizeCm": 50,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "46 cm - S",
      "size": "46",
      "sizeCm": 46,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "54 cm - L",
      "size": "54",
      "sizeCm": 54,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "seller": null,
  "availability": "out-of-stock",
  "gtins": [
    "4054624137983",
    "4054624142505",
    "4054624142512"
  ],
  "imageUrl": "https://cdn.shopify.com/s/files/1/0901/7085/1592/files/WinoraSinusR8EfLow-Greybluematt-1.jpg?v=1737014831",
  "rawTitle": "Sinus R8Ef Low - Greyblue matt",
  "fetchedAt": "2026-09-26T07:17:23.520Z",
  "normalizationConfidence": 0.9,
  "warnings": [],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names Bosch Performance Line Smart System but does not establish an exact motor model. Frame shape was not resolved deterministically.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motor: Bosch Performance Line Smart System, 250W, 75Nm, 25km/h",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "500",
        "evidence": "Akku Kapazität: 500 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Motor: Bosch Performance Line Smart System, 250W, 75Nm, 25km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "notes": "The source names Bosch Performance Line Smart System but does not establish an exact motor model. Frame shape was not resolved deterministically."
    }
  }
}

Parsed specification table

{
  "Gabel": "SR Suntour NEX E25-HLO Lockout, Stahlfeder, Federweg: 63mm, Stahlschaft 1 1/8\" - 1 1/2\" tapered",
  "Motor": "Bosch Performance Line Smart System, 250W, 75Nm, 25km/h",
  "Akku": "Bosch PowerTube",
  "Akku Kapazität": "500 Wh",
  "Display": "Bosch Intuvia 100 + LED Remote",
  "Ladegerät": "Bosch Standard Charger 4A",
  "Kettenblatt": "Aluminium, Gates, 50",
  "Schaltung": "Shimano Nexus, 8-Gang",
  "Schalthebel": "Shimano Nexus, Drehgriff",
  "Riemen": "Gates CarbonDrive",
  "Riemenscheibe": "Gates Riemenscheibe, 24 Zähne",
  "Bremse vorne / hinten": "Tektro T275, Aluminium, 180mm / Tektro T275, Aluminium, 160mm",
  "Bremshebel": "Tektro T275, Aluminium",
  "Reifen": "Schwalbe Marathon Almotion, 55-584, Pannenschutz, Reflex",
  "Vorderradnabe": "Alunabe",
  "Hinterradnabe": "Shimano Nexus",
  "Speichen": "Sapim Leader, Schwarz",
  "Felgen": "Ryde Zac421, Hohlkammerfelge, Aluminium",
  "Steuersatz": "A-Head Tapered",
  "Vorbau": "XLC A-Head verstellbar, A-Head, Bar bore: 31.8mm",
  "Lenker": "Ergobar, oversize 640mm",
  "Griffe": "Herrmans Click Ergo-Schraubgriffe",
  "Sattel": "Selle Royal Viento",
  "Sattelstütze": "XLC, Patent gefedert, 31.6mm, Aluminium",
  "Pedale": "VP E461 Aluminium, mit Reflektor",
  "Scheinwerfer / Rücklicht": "Herrmans H-Black MR-GO, 30 lux / AXA Juno Ebike",
  "Dynamo": "über Systembatterie",
  "Gepäckträger": "Racktime RT-336, SnapIt",
  "Schutzbleche": "SKS, Chromoplastik",
  "Ständer": "Ursus Mooi, einstellbar",
  "Zul. Gesamtgewicht": "130kg",
  "Disziplin": "Bike, E-Bikes, Herren oder Unisex, Spedition, Tiefeinsteiger E-Bike, Trekking E-Bike Tiefeinsteiger, Trekking-E-Bikes"
}

Raw adapter output

{
  "retailer": "bike-mailorder",
  "retailerProductId": "9617823105288",
  "productUrl": "https://www.bike-mailorder.com/products/sinus-r8ef-low-greyblue-matt",
  "extractionMethod": "public-json-api",
  "sourceCategory": "e-bike",
  "rawTitle": "Sinus R8Ef Low - Greyblue matt",
  "rawBrand": "Winora",
  "price": 3799,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://cdn.shopify.com/s/files/1/0901/7085/1592/files/WinoraSinusR8EfLow-Greybluematt-1.jpg?v=1737014831",
  "rawSpecifications": {
    "Gabel": "SR Suntour NEX E25-HLO Lockout, Stahlfeder, Federweg: 63mm, Stahlschaft 1 1/8\" - 1 1/2\" tapered",
    "Motor": "Bosch Performance Line Smart System, 250W, 75Nm, 25km/h",
    "Akku": "Bosch PowerTube",
    "Akku Kapazität": "500 Wh",
    "Display": "Bosch Intuvia 100 + LED Remote",
    "Ladegerät": "Bosch Standard Charger 4A",
    "Kettenblatt": "Aluminium, Gates, 50",
    "Schaltung": "Shimano Nexus, 8-Gang",
    "Schalthebel": "Shimano Nexus, Drehgriff",
    "Riemen": "Gates CarbonDrive",
    "Riemenscheibe": "Gates Riemenscheibe, 24 Zähne",
    "Bremse vorne / hinten": "Tektro T275, Aluminium, 180mm / Tektro T275, Aluminium, 160mm",
    "Bremshebel": "Tektro T275, Aluminium",
    "Reifen": "Schwalbe Marathon Almotion, 55-584, Pannenschutz, Reflex",
    "Vorderradnabe": "Alunabe",
    "Hinterradnabe": "Shimano Nexus",
    "Speichen": "Sapim Leader, Schwarz",
    "Felgen": "Ryde Zac421, Hohlkammerfelge, Aluminium",
    "Steuersatz": "A-Head Tapered",
    "Vorbau": "XLC A-Head verstellbar, A-Head, Bar bore: 31.8mm",
    "Lenker": "Ergobar, oversize 640mm",
    "Griffe": "Herrmans Click Ergo-Schraubgriffe",
    "Sattel": "Selle Royal Viento",
    "Sattelstütze": "XLC, Patent gefedert, 31.6mm, Aluminium",
    "Pedale": "VP E461 Aluminium, mit Reflektor",
    "Scheinwerfer / Rücklicht": "Herrmans H-Black MR-GO, 30 lux / AXA Juno Ebike",
    "Dynamo": "über Systembatterie",
    "Gepäckträger": "Racktime RT-336, SnapIt",
    "Schutzbleche": "SKS, Chromoplastik",
    "Ständer": "Ursus Mooi, einstellbar",
    "Zul. Gesamtgewicht": "130kg",
    "Disziplin": "Bike, E-Bikes, Herren oder Unisex, Spedition, Tiefeinsteiger E-Bike, Trekking E-Bike Tiefeinsteiger, Trekking-E-Bikes"
  },
  "rawFeatures": [
    "Ausstattung: Rahmen: Aluminium 6061, Steckachse M12 (1.00) x 148mm, Scheibenbremse Post Mount Gabel: SR Suntour NEX E25-HLO Lockout, Stahlfeder, Federweg: 63mm, Stahlschaft 1 1/8\" - 1 1/2\" tapered Motor: Bosch Performance Line Smart System, 250W, 75Nm, 25km/h Akku: Bosch PowerTube Akku Kapazität: 500 Wh Display: Bosch Intuvia 100 + LED Remote Ladegerät: Bosch Standard Charger 4A Kettenblatt: Aluminium, Gates, 50 Schaltung: Shimano Nexus, 8-Gang Schalthebel: Shimano Nexus, Drehgriff Riemen: Gates CarbonDrive Riemenscheibe: Gates Riemenscheibe, 24 Zähne Bremse vorne / hinten: Tektro T275, Aluminium, 180mm / Tektro T275, Aluminium, 160mm Bremshebel: Tektro T275, Aluminium Reifen: Schwalbe Marathon Almotion, 55-584, Pannenschutz, Reflex Vorderradnabe: Alunabe Hinterradnabe: Shimano Nexus Speichen: Sapim Leader, Schwarz Felgen: Ryde Zac421, Hohlkammerfelge, Aluminium Steuersatz: A-Head Tapered Vorbau: XLC A-Head verstellbar, A-Head, Bar bore: 31.8mm Lenker: Ergobar, oversize 640mm Griffe: Herrmans Click Ergo-Schraubgriffe Sattel: Selle Royal Viento Sattelstütze: XLC, Patent gefedert, 31.6mm, Aluminium Pedale: VP E461 Aluminium, mit Reflektor Scheinwerfer / Rücklicht: Herrmans H-Black MR",
    "* In seltenen Fällen liefern unsere Hersteller Fahrräder mit geänderten, aber gleichwertigen Komponenten."
  ],
  "rawSizes": [
    {
      "rawSize": "50 cm - M",
      "size": "50",
      "sizeCm": 50,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "46 cm - S",
      "size": "46",
      "sizeCm": 46,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "54 cm - L",
      "size": "54",
      "sizeCm": 54,
      "inStock": false,
      "stockCount": null,
      "price": 3799,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "availabilityText": "all variants sold out",
  "fetchedAt": "2026-09-26T07:17:23.520Z",
  "sourceMeta": {
    "shopifyProductId": 9617823105288,
    "handle": "sinus-r8ef-low-greyblue-matt",
    "productType": "E-Bike",
    "tags": [
      "Bike",
      "E-Bikes",
      "Herren oder Unisex",
      "Spedition",
      "Tiefeinsteiger E-Bike",
      "Trekking E-Bike Tiefeinsteiger",
      "Trekking-E-Bikes"
    ],
    "skus": [
      "4054624142512",
      "4054624142505",
      "4054624137983"
    ],
    "articleNumbers": [
      "W07110117.1",
      "W07110117",
      "W07110117.2"
    ],
    "stockSource": "feed-sold-out",
    "backorderNote": null,
    "untrackedVariants": 0,
    "variantsNotInStockArray": 0,
    "bWareVariantsRemoved": []
  },
  "listingPath": [
    "E-Bikes",
    "Trekking-E-Bikes"
  ]
}

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