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Centurion Backfire R800i 750 Diamant uniblau

bikes-de:centurion-backfire-r800i-750-2025 · source URL · confidence 0.83 · GTIN 4039645537288, 4039645537295, 4039645537301

Eligibility

Cannot win: e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)

Size decisions

retailer labelalphacomparable cmmatchmappingin stockvariant priceevidence
45 cm | M | (29")M45 cmexact scalestated by the retailernolisting price45 cm | M | (29")
50 cm | L | (29")L50 cmexact scalestated by the retaileryes€2.938,9550 cm | L | (29")
55 cm | XL | (29")XL55 cmexact scalestated by the retailernolisting price55 cm | XL | (29")

A shopper asking for: 54 → 55 cm | XL | (29") fits but sold out · 56 → 55 cm | XL | (29") fits but sold out · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Centurion | Backfire R800i | CUES | 2025
Confidence: high

retailerpricesizes in stock
bikes.de€2.938,9550 cm | L | (29")debug
Fahrrad XXL€3.599,99nonedebug
Fahrrad XXL€3.699,99nonedebug
BikeExchange€4.249M, Ldebug

Provenance — why we believe each fact

fieldsourceevidence
brandretailer:bikes-de / parseCenturion
modelretailer:bikes-de / derivedCenturion Backfire R800i 750 Diamant uniblau
modelYearretailer:bikes-de / parseJahr: 2025
categoryretailer:bikes-de / derivedretailer taxonomy
frameMaterialretailer:bikes-de / parseAluminium
groupsetFamilyretailer:bikes-de / dictionarySHIMANO CUES SL-U8000-11IR || SHIMANO CUES RD-U6000 1x11 Linkglide
electronicShiftingretailer:bikes-de / derivedSHIMANO CUES SL-U8000-11IR || SHIMANO CUES RD-U6000 1x11 Linkglide
speedsretailer:bikes-de / parse1x11
brakesretailer:bikes-de / parseHydraulische Scheibenbremse
brakeTierretailer:bikes-de / dictionaryMT520
brakePistonsretailer:bikes-de / parse4-Kolben
suspensionretailer:bikes-de / derivedsuspension fork "SR SUNTOUR XCR34X-BOOST Air 2CR Federweg: 100mm 1.5" tapered" and no rear shock in a 46-field spec table
forkretailer:bikes-de / parseSR SUNTOUR XCR34X-BOOST Air 2CR Federweg: 100mm 1.5" tapered Rake: 51mm
dropperPostretailer:bikes-de / derivedseatpost row "PROCRAFT Pro II Durchmesser: 30.9mm Länge: 350mm (S, M), 400" names no dropper, in a 46-field spec table
beltDriveretailer:bikes-de / parseCN-LG5
lightingretailer:bikes-de / parseLEZYNE Mini STVZO E65 210 Lumen
wheelSizeretailer:bikes-de / parse29
powerMeterretailer:bikes-de / derivedabsent from a 46-field spec table
availabilityretailer:bikes-de / derived1 of 3 frame sizes offered for shipping by a bikes.de dealer
ebike.motorretailer:bikes-de / parseBOSCH Performance Line CX max. 85 Nm 250 W
ebike.motor.torqueNmretailer:bikes-de / parse85 Nm
ebike.motor.powerretailer:bikes-de / parseBOSCH Performance Line CX max. 85 Nm 250 W
ebike.battery.capacityWhretailer:bikes-de / parse750Wh
ebike.battery.integrationretailer:bikes-de / parsePowerTube
ebike.battery.removableretailer:bikes-de / parseentnehmbar
ebike.speedClassretailer:bikes-de / parseMotor-Unterstützung: bis 25 km/h
ebike.eDisciplineretailer:bikes-de / parseshelf: E-MTB Hardtails
ebike.displayretailer:bikes-de / parseDisplay: BOSCH Intuvia 100
ebike.maxSystemWeightKgretailer:bikes-de / parseZulässiges Gesamtgewicht: 150
ebike.frameShaperetailer:bikes-de / parseDiamant
weightKgai / ai (0.95)Gewicht: 24.1

Warnings

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 9,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": -3,
  "equipmentValue": 22,
  "notes": [
    "Shimano CUES = 11.",
    "11-speed -2.",
    "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\" = 0, the baseline for mtb-hardtail.",
    "24.1 kg vs 14.4 kg mtb-hardtail reference = -3.",
    "Fork series not stated: scored at the bottom of the fork ladder rather than assumed.",
    "Brake series \"basic\" +0."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [
    "weightKg"
  ],
  "rejected": [],
  "notes": "Wheel material and tier are not established by the named PROCRAFT Altitude MD30 wheel components. The weight is given as 24.1 without an explicit unit, although it appears to be the complete-bike weight. The shifters and derailleur are Shimano CUES, while the crankset is CENTURION, so the groupset is treated as mixed.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial lt. Hersteller: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltwerk: SHIMANO CUES RD-U6000 1x11 Linkglide",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "CUES",
      "evidence": "Schaltwerk: SHIMANO CUES RD-U6000 1x11 Linkglide",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schaltungstyp: Kettenschaltung",
      "confidence": 0.9
    },
    "speeds": {
      "value": "11",
      "evidence": "Anzahl Gänge: 11",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kurbelsatz: CENTURION R Pro II Gen4 Länge: 170mm (S), 175mm (M, L, XL) CK-790",
      "confidence": 0.85
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsen: Hydraulische Scheibenbremse",
      "confidence": 1
    },
    "weightKg": {
      "value": "24.1",
      "evidence": "Gewicht: 24.1",
      "confidence": 0.95
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "Wheel material and tier are not established by the named PROCRAFT Altitude MD30 wheel components. The weight is given as 24.1 without an explicit unit, although it appears to be the complete-bike weight. The shifters and derailleur are Shimano CUES, while the crankset is CENTURION, so the groupset is treated as mixed."
  }
}

Normalized record

{
  "id": "bikes-de:centurion-backfire-r800i-750-2025",
  "retailer": "bikes-de",
  "retailerProductId": "centurion-backfire-r800i-750-2025",
  "productUrl": "https://www.bikes.de/shop/e-bikes/marke.centurion/centurion-backfire-r800i-750-2025/",
  "brand": "Centurion",
  "model": "Backfire R800i 750 Diamant uniblau",
  "modelYear": 2025,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 2938.95,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "CUES",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 11,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "CUES",
    "rearDerailleur": "CUES",
    "cassette": "CUES"
  },
  "groupsetTierSpread": 0,
  "crank": "CENTURION R Pro II Gen4 Länge: 170mm (S), 175mm (M, L, XL) CK-790",
  "cassette": "SHIMANO CUES CS-LG400-11 11-50T Linkglide",
  "brakes": "hydraulic-disc",
  "brakePistons": 4,
  "brakeTier": "basic",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": null,
    "tier": "unknown",
    "travelMm": 100
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": true,
  "wheelSize": "29",
  "wheelset": "VR: PROCRAFT Altitude MD30 IW 30mm tubeless ready, HR: PROCRAFT Altitude MD30 IW 30mm tubeless ready | SHIMANO HB-TC500-15-B 15x110mm 32H | ",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "VR: MAXXIS Rekon 29x2.4\" tubeless ready EXO, HR: MAXXIS Rekon 29x2.4\" tubeless ready EXO",
  "weightKg": 24.1,
  "ebike": {
    "motor": {
      "text": "BOSCH Performance Line CX max. 85 Nm 250 W",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 85,
      "torqueSource": "retailer",
      "ratedPowerW": 250,
      "peakPowerW": null
    },
    "battery": {
      "text": "BOSCH PowerTube 750Wh; Größe S: 625Wh entnehmbar horizontal | 750",
      "capacityWh": 750,
      "count": 1,
      "integration": "integrated",
      "removable": true
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "BOSCH Intuvia 100",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-mtb",
    "eDisciplineBasis": "leaf",
    "frameShape": "diamond",
    "cargoType": "unknown",
    "maxSystemWeightKg": 150,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "45 cm | M | (29\")",
      "size": "45",
      "sizeCm": 45,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "50 cm | L | (29\")",
      "size": "50",
      "sizeCm": 50,
      "inStock": true,
      "stockCount": null,
      "price": 2938.95
    },
    {
      "rawSize": "55 cm | XL | (29\")",
      "size": "55",
      "sizeCm": 55,
      "inStock": false,
      "stockCount": null,
      "price": null
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4039645537288",
    "4039645537295",
    "4039645537301"
  ],
  "imageUrl": "https://bikes-opt.b-cdn.net/centurion/2025/3027689_01.webp",
  "rawTitle": "Centurion Backfire R800i 750 Diamant uniblau",
  "fetchedAt": "2026-09-26T06:40:05.247Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (50 cm | L | (29\")).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names BOSCH Performance Line CX but does not establish the exact motor model. It lists a 625Wh removable battery for size S, while this bike is listed as size M and has a 750Wh battery capacity.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motor: BOSCH Performance Line CX max. 85 Nm 250 W",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "750",
        "evidence": "Akku-Kapazität (Wh): 750",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Motor-Unterstützung: bis 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": "diamond",
        "evidence": "Rahmenform lt. Hersteller: Diamant",
        "confidence": 1
      },
      "notes": "The source names BOSCH Performance Line CX but does not establish the exact motor model. It lists a 625Wh removable battery for size S, while this bike is listed as size M and has a 750Wh battery capacity."
    }
  }
}

Parsed specification table

{
  "Akku": "BOSCH PowerTube 750Wh; Größe S: 625Wh entnehmbar horizontal",
  "Akku-Kapazität (Wh)": "750",
  "Motor": "BOSCH Performance Line CX max. 85 Nm 250 W",
  "Motor-Unterstützung": "bis 25 km/h",
  "Display": "BOSCH Intuvia 100",
  "Ladegerät": "BOSCH Standard Charger",
  "Rahmenmaterial lt. Hersteller": "Aluminium",
  "Gabel": "SR SUNTOUR XCR34X-BOOST Air 2CR Federweg: 100mm 1.5\" tapered Rake: 51mm",
  "Gabel Federweg (mm)": "100",
  "Schaltungstyp": "Kettenschaltung",
  "Anzahl Gänge": "11",
  "Schaltwerk": "SHIMANO CUES RD-U6000 1x11 Linkglide",
  "Schalthebel": "SHIMANO CUES SL-U8000-11IR",
  "Zahnkranz": "SHIMANO CUES CS-LG400-11 11-50T Linkglide",
  "Bremsen": "Hydraulische Scheibenbremse",
  "Bremse": "VR: SHIMANO MT520 4-Kolben BR-MT520 resin pad, HR: SHIMANO MT520 4-Kolben BR-MT520 resin pad",
  "Bremshebel": "SHIMANO MT520 BL-MT501",
  "Bremsscheiben": "VR: SHIMANO Deore SM-RT64 203mm Centerlock, HR: SHIMANO Deore RT-EM600 180mm Centerlock",
  "Laufradgröße": "29 Zoll",
  "Reifen": "VR: MAXXIS Rekon 29x2.4\" tubeless ready EXO, HR: MAXXIS Rekon 29x2.4\" tubeless ready EXO",
  "Vorderrad-Nabe": "SHIMANO HB-TC500-15-B 15x110mm 32H",
  "Hinterrad-Nabe": "SHIMANO FH-TC500-HM-B 12x148mm 32H",
  "Felgen": "VR: PROCRAFT Altitude MD30 IW 30mm tubeless ready, HR: PROCRAFT Altitude MD30 IW 30mm tubeless ready",
  "Speichen": "PROCRAFT stainless 2.0",
  "Kette": "SHIMANO CN-LG500 Linkglide",
  "Kurbelsatz": "CENTURION R Pro II Gen4 Länge: 170mm (S), 175mm (M, L, XL) CK-790",
  "Pedale": "VP VPE-527",
  "Lenker": "PROCRAFT Trail Pro 35 Durchmesser: 35mm Breite: 760mm rise: 20mm backsweep: 9°",
  "Griffe": "PROCRAFT STANDARD ESSENTIAL",
  "Vorbau": "PROCRAFT Trail Expert 35 AICR Winkel: 0° Länge: 40mm (S), 50mm (M, L, XL)",
  "Steuersatz": "ACROS AZX tapered 1.5\" - 1.8\" top OD62, bottom OD74 block-lock: size M: 150°",
  "Sattel": "PROCRAFT Race",
  "Sattelstütze": "PROCRAFT Pro II Durchmesser: 30.9mm Länge: 350mm (S, M), 400mm (L, XL)",
  "Straßenzulassung": "Ja",
  "Frontleuchte": "LEZYNE Mini STVZO E65 210 Lumen",
  "Rückleuchte": "LEZYNE Femto STVZO",
  "Marke": "Centurion",
  "EAN": "4039645537288",
  "Hersteller Artikelnummer": "42210350",
  "Modellserie Bezeichnung": "Backfire R800i 750",
  "Rahmenform lt. Hersteller": "Diamant",
  "Markenfarbe": "uniblau",
  "Rahmenhöhe": "45 cm | M | (29\")",
  "Jahr": "2025",
  "Gewicht": "24.1",
  "Zulässiges Gesamtgewicht": "150"
}

Raw adapter output

{
  "retailer": "bikes-de",
  "retailerProductId": "centurion-backfire-r800i-750-2025",
  "productUrl": "https://www.bikes.de/shop/e-bikes/marke.centurion/centurion-backfire-r800i-750-2025/",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "Centurion Backfire R800i 750 Diamant uniblau",
  "rawBrand": "Centurion",
  "price": 2938.95,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bikes-opt.b-cdn.net/centurion/2025/3027689_01.webp",
  "rawSpecifications": {
    "Akku": "BOSCH PowerTube 750Wh; Größe S: 625Wh entnehmbar horizontal",
    "Akku-Kapazität (Wh)": "750",
    "Motor": "BOSCH Performance Line CX max. 85 Nm 250 W",
    "Motor-Unterstützung": "bis 25 km/h",
    "Display": "BOSCH Intuvia 100",
    "Ladegerät": "BOSCH Standard Charger",
    "Rahmenmaterial lt. Hersteller": "Aluminium",
    "Gabel": "SR SUNTOUR XCR34X-BOOST Air 2CR Federweg: 100mm 1.5\" tapered Rake: 51mm",
    "Gabel Federweg (mm)": "100",
    "Schaltungstyp": "Kettenschaltung",
    "Anzahl Gänge": "11",
    "Schaltwerk": "SHIMANO CUES RD-U6000 1x11 Linkglide",
    "Schalthebel": "SHIMANO CUES SL-U8000-11IR",
    "Zahnkranz": "SHIMANO CUES CS-LG400-11 11-50T Linkglide",
    "Bremsen": "Hydraulische Scheibenbremse",
    "Bremse": "VR: SHIMANO MT520 4-Kolben BR-MT520 resin pad, HR: SHIMANO MT520 4-Kolben BR-MT520 resin pad",
    "Bremshebel": "SHIMANO MT520 BL-MT501",
    "Bremsscheiben": "VR: SHIMANO Deore SM-RT64 203mm Centerlock, HR: SHIMANO Deore RT-EM600 180mm Centerlock",
    "Laufradgröße": "29 Zoll",
    "Reifen": "VR: MAXXIS Rekon 29x2.4\" tubeless ready EXO, HR: MAXXIS Rekon 29x2.4\" tubeless ready EXO",
    "Vorderrad-Nabe": "SHIMANO HB-TC500-15-B 15x110mm 32H",
    "Hinterrad-Nabe": "SHIMANO FH-TC500-HM-B 12x148mm 32H",
    "Felgen": "VR: PROCRAFT Altitude MD30 IW 30mm tubeless ready, HR: PROCRAFT Altitude MD30 IW 30mm tubeless ready",
    "Speichen": "PROCRAFT stainless 2.0",
    "Kette": "SHIMANO CN-LG500 Linkglide",
    "Kurbelsatz": "CENTURION R Pro II Gen4 Länge: 170mm (S), 175mm (M, L, XL) CK-790",
    "Pedale": "VP VPE-527",
    "Lenker": "PROCRAFT Trail Pro 35 Durchmesser: 35mm Breite: 760mm rise: 20mm backsweep: 9°",
    "Griffe": "PROCRAFT STANDARD ESSENTIAL",
    "Vorbau": "PROCRAFT Trail Expert 35 AICR Winkel: 0° Länge: 40mm (S), 50mm (M, L, XL)",
    "Steuersatz": "ACROS AZX tapered 1.5\" - 1.8\" top OD62, bottom OD74 block-lock: size M: 150°",
    "Sattel": "PROCRAFT Race",
    "Sattelstütze": "PROCRAFT Pro II Durchmesser: 30.9mm Länge: 350mm (S, M), 400mm (L, XL)",
    "Straßenzulassung": "Ja",
    "Frontleuchte": "LEZYNE Mini STVZO E65 210 Lumen",
    "Rückleuchte": "LEZYNE Femto STVZO",
    "Marke": "Centurion",
    "EAN": "4039645537288",
    "Hersteller Artikelnummer": "42210350",
    "Modellserie Bezeichnung": "Backfire R800i 750",
    "Rahmenform lt. Hersteller": "Diamant",
    "Markenfarbe": "uniblau",
    "Rahmenhöhe": "45 cm | M | (29\")",
    "Jahr": "2025",
    "Gewicht": "24.1",
    "Zulässiges Gesamtgewicht": "150"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "45 cm | M | (29\")",
      "size": "45",
      "sizeCm": 45,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "50 cm | L | (29\")",
      "size": "50",
      "sizeCm": 50,
      "inStock": true,
      "stockCount": null,
      "price": 2938.95
    },
    {
      "rawSize": "55 cm | XL | (29\")",
      "size": "55",
      "sizeCm": 55,
      "inStock": false,
      "stockCount": null,
      "price": null
    }
  ],
  "availabilityText": "1 of 3 frame sizes offered for shipping by a bikes.de dealer",
  "fetchedAt": "2026-09-26T06:40:05.247Z",
  "sourceMeta": {
    "dealers": [
      "mybikestore GmbH"
    ],
    "listingRows": 1,
    "articleNumbers": [
      "3027691"
    ],
    "skus": [
      "4039645537295",
      "4039645537301"
    ],
    "leafCategory": "E-MTB Hardtails"
  },
  "listingPath": [
    "E-Bikes",
    "E-Mountainbikes",
    "E-MTB Hardtails"
  ]
}

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