Centurion Backfire E R850

boc:7498428678318 · source URL · confidence 0.78

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

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
38 CM	—	—	unknown	unsupported	no	€2.999	—
43 CM	—	43 cm	exact scale	stated by the retailer	no	€2.999	43 CM

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

38 CM

—

unknown

unsupported

€2.999

—

43 CM

—

43 cm

exact scale

stated by the retailer

€2.999

43 CM

mapping	unsupported
reason	"38 CM" could not be read as a frame size.

mapping

unsupported

reason

"38 CM" could not be read as a frame size.

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

Identity

Only listing of this configuration — nothing to merge.

Provenance — why we believe each fact

field source evidence

brand retailer:boc / parse CENTURION

model retailer:boc / derived Centurion Backfire E R850

modelYear retailer:boc / parse Modelljahr: 2018

category retailer:boc / derived retailer taxonomy

frameMaterial retailer:boc / parse Aluminium

groupsetFamily retailer:boc / dictionary Shimano SLX 11s GS

electronicShifting retailer:boc / derived Shimano SLX 11s GS

speeds retailer:boc / parse 11s

suspension retailer:boc / derived suspension fork "SR Suntour Raidon-XC Remote Lockout mit 100mm" and no rear shock in a 28-field spec table

fork retailer:boc / parse SR Suntour Raidon-XC Remote Lockout mit 100mm

dropperPost retailer:boc / derived seatpost row "Procraft Sattelstütze" names no dropper, in a 28-field spec table

wheelSize retailer:boc / parse 27.5

powerMeter retailer:boc / derived absent from a 28-field spec table

availability retailer:boc / derived all variants sold out

ebike.motor retailer:boc / parse Bosch Performance Line CX | Bosch

ebike.battery.capacityWh retailer:boc / parse 500 Wh

ebike.battery.integration retailer:boc / parse PowerPack

ebike.eDiscipline retailer:boc / parse shelf: Hardtail E-Mountainbikes

ebike.frameShape retailer:boc / parse Diamant

field	source	evidence
brand	`retailer:boc` / parse	CENTURION
model	`retailer:boc` / derived	Centurion Backfire E R850
modelYear	`retailer:boc` / parse	Modelljahr: 2018
category	`retailer:boc` / derived	retailer taxonomy
frameMaterial	`retailer:boc` / parse	Aluminium
groupsetFamily	`retailer:boc` / dictionary	Shimano SLX 11s GS
electronicShifting	`retailer:boc` / derived	Shimano SLX 11s GS
speeds	`retailer:boc` / parse	11s
suspension	`retailer:boc` / derived	suspension fork "SR Suntour Raidon-XC Remote Lockout mit 100mm" and no rear shock in a 28-field spec table
fork	`retailer:boc` / parse	SR Suntour Raidon-XC Remote Lockout mit 100mm
dropperPost	`retailer:boc` / derived	seatpost row "Procraft Sattelstütze" names no dropper, in a 28-field spec table
wheelSize	`retailer:boc` / parse	27.5
powerMeter	`retailer:boc` / derived	absent from a 28-field spec table
availability	`retailer:boc` / derived	all variants sold out
ebike.motor	`retailer:boc` / parse	Bosch Performance Line CX \| Bosch
ebike.battery.capacityWh	`retailer:boc` / parse	500 Wh
ebike.battery.integration	`retailer:boc` / parse	PowerPack
ebike.eDiscipline	`retailer:boc` / parse	shelf: Hardtail E-Mountainbikes
ebike.frameShape	`retailer:boc` / parse	Diamant

Warnings

info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 18,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 34,
  "notes": [
    "Shimano SLX = 20.",
    "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.",
    "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": [
    "wheelMaterial",
    "wheelTier",
    "brakes",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source names the rims as \"PROCRAFT Pro\" but does not establish their material or a defensible wheel tier. It names Shimano Deore brakes but does not specify whether they are hydraulic-disc, mechanical-disc, or rim brakes. No complete-bike weight or power meter is stated. The source also warns that components may be replaced with equivalent or higher-value parts.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltung: Shimano SLX",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "SLX",
      "evidence": "Schaltung: Shimano SLX",
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "speeds": {
      "value": "11",
      "evidence": "Anzahl Gänge: 11",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Schaltung: Shimano SLX",
      "confidence": 0.7
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "The source names the rims as \"PROCRAFT Pro\" but does not establish their material or a defensible wheel tier. It names Shimano Deore brakes but does not specify whether they are hydraulic-disc, mechanical-disc, or rim brakes. No complete-bike weight or power meter is stated. The source also warns that components may be replaced with equivalent or higher-value parts."
  }
}

Normalized record

{
  "id": "boc:7498428678318",
  "retailer": "boc",
  "retailerProductId": "7498428678318",
  "productUrl": "https://boc24.de/products/centurion-backfire-e-r850",
  "brand": "Centurion",
  "model": "Backfire E R850",
  "modelYear": 2018,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 2999,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "SLX",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 11,
  "mixedGroupset": false,
  "groupsetComponents": {
    "rearDerailleur": "SLX"
  },
  "groupsetTierSpread": 0,
  "crank": null,
  "cassette": null,
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": "Raidon",
    "tier": "unknown",
    "travelMm": 100
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": null,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": null,
  "wheelSize": "27.5",
  "wheelset": "PROCRAFT Pro | PROCRAFT, 15x100, CL | Shimano Deore, 12x148, CL",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Smart Sam Performance 2.25",
  "weightKg": null,
  "ebike": {
    "motor": {
      "text": "Bosch Performance Line CX | Bosch",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": null,
      "torqueSource": null,
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "500 Wh | Bosch PowerPack 500Wh",
      "capacityWh": 500,
      "count": 1,
      "integration": "external",
      "removable": null
    },
    "speedClass": "unknown",
    "rangeExtender": "unknown",
    "display": null,
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-mtb",
    "eDisciplineBasis": "leaf",
    "frameShape": "diamond",
    "cargoType": "unknown",
    "maxSystemWeightKg": null,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "38 CM",
      "size": null,
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 2999,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "43 CM",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 2999,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "seller": null,
  "availability": "out-of-stock",
  "gtins": [],
  "imageUrl": "https://cdn.shopify.com/s/files/1/0582/1677/5854/files/az_0197681_0181-0.jpg?v=1784300957",
  "rawTitle": "Centurion Backfire E R850",
  "fetchedAt": "2026-09-26T06:04:10.134Z",
  "normalizationConfidence": 0.78,
  "warnings": [
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "speedClass"
    ],
    "applied": [],
    "rejected": [],
    "notes": "MotorModel und speedClass konnten aus der Quelle nicht deterministisch bestimmt werden. Die Batterieintegration wird nicht angegeben.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motormarke: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "500",
        "evidence": "Akkukapazität: 500 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": "diamond",
        "evidence": "Rahmenform: Diamant",
        "confidence": 1
      },
      "notes": "MotorModel und speedClass konnten aus der Quelle nicht deterministisch bestimmt werden. Die Batterieintegration wird nicht angegeben."
    }
  }
}

Parsed specification table

{
  "Ausstattung": "Bosch Performance Line CX Motor Bosch PowerPack 500Wh SR Suntour Raidon-XC Remote Lockout mit 100mm Shimano SLX 11-Gang Schaltung kräftige Shimano Deore Bremsen Bosch Intuvia Display 27,5 Zoll leichter Backfire E Alu Rahmen griffige Schwalbe Smart Sam Reifen",
  "Akkukapazität": "500 Wh",
  "Anzahl Gänge": "11",
  "Artikelmarke": "Centurion",
  "Batterie": "Bosch PowerPack 500Wh",
  "Bereifung": "Schwalbe Smart Sam Performance 2.25",
  "Bremsen": "Shimano Deore",
  "Bremshebel": "Shimano Deore",
  "Extras": "Bosch Intuvia Display",
  "Felgen": "PROCRAFT Pro",
  "Gabel": "SR Suntour Raidon-XC Remote Lockout mit 100mm",
  "Griffe": "PROCRAFT Standard /, CLamp",
  "Hinterradnabe": "PROCRAFT, 15x100, CL",
  "Kette": "Sram PC 1110",
  "Laufradgröße": "27.5 Zoll",
  "Lenker": "Procraft Riser Comp OS, dia.: 31,8 mm",
  "Modelljahr": "2018",
  "Motor": "Bosch Performance Line CX",
  "Motormarke": "Bosch",
  "Rahmenform": "Diamant",
  "Rahmenmaterial": "Aluminium",
  "Sattel": "PROCRAFT Race",
  "Sattelstütze": "Procraft Sattelstütze",
  "Schaltung": "Shimano SLX",
  "Schaltwerk": "Shimano SLX 11s GS",
  "Steuersatz": "FSA No.55E / BB-410-SL",
  "Vorbau": "Procraft AL Comp OS dia.: 31,8 mm, angle: 7 Grad",
  "Vorderradnabe": "Shimano Deore, 12x148, CL"
}

Raw adapter output

{
  "retailer": "boc",
  "retailerProductId": "7498428678318",
  "productUrl": "https://boc24.de/products/centurion-backfire-e-r850",
  "extractionMethod": "public-json-api",
  "sourceCategory": "e-bike",
  "rawTitle": "Centurion Backfire E R850",
  "rawBrand": "CENTURION",
  "price": 2999,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://cdn.shopify.com/s/files/1/0582/1677/5854/files/az_0197681_0181-0.jpg?v=1784300957",
  "rawSpecifications": {
    "Ausstattung": "Bosch Performance Line CX Motor Bosch PowerPack 500Wh SR Suntour Raidon-XC Remote Lockout mit 100mm Shimano SLX 11-Gang Schaltung kräftige Shimano Deore Bremsen Bosch Intuvia Display 27,5 Zoll leichter Backfire E Alu Rahmen griffige Schwalbe Smart Sam Reifen",
    "Akkukapazität": "500 Wh",
    "Anzahl Gänge": "11",
    "Artikelmarke": "Centurion",
    "Batterie": "Bosch PowerPack 500Wh",
    "Bereifung": "Schwalbe Smart Sam Performance 2.25",
    "Bremsen": "Shimano Deore",
    "Bremshebel": "Shimano Deore",
    "Extras": "Bosch Intuvia Display",
    "Felgen": "PROCRAFT Pro",
    "Gabel": "SR Suntour Raidon-XC Remote Lockout mit 100mm",
    "Griffe": "PROCRAFT Standard /, CLamp",
    "Hinterradnabe": "PROCRAFT, 15x100, CL",
    "Kette": "Sram PC 1110",
    "Laufradgröße": "27.5 Zoll",
    "Lenker": "Procraft Riser Comp OS, dia.: 31,8 mm",
    "Modelljahr": "2018",
    "Motor": "Bosch Performance Line CX",
    "Motormarke": "Bosch",
    "Rahmenform": "Diamant",
    "Rahmenmaterial": "Aluminium",
    "Sattel": "PROCRAFT Race",
    "Sattelstütze": "Procraft Sattelstütze",
    "Schaltung": "Shimano SLX",
    "Schaltwerk": "Shimano SLX 11s GS",
    "Steuersatz": "FSA No.55E / BB-410-SL",
    "Vorbau": "Procraft AL Comp OS dia.: 31,8 mm, angle: 7 Grad",
    "Vorderradnabe": "Shimano Deore, 12x148, CL"
  },
  "rawFeatures": [
    "Bosch Performance Line CX Motor, Bosch PowerPack 500Wh, SR Suntour Raidon-XC Remote Lockout mit 100mm, Shimano SLX 11-Gang Schaltung, kräftige Shimano Deore Bremsen, Bosch Intuvia Display, 27,5 Zoll leichter Backfire E Alu Rahmen, griffige Schwalbe Smart Sam Reifen. Hinweis: Durch die Lieferengpässe bei den Fahrradherstellern kann es sein, dass vereinzelt Komponenten der abgebildeten Original-Ausstattung durch gleichwertige oder sogar höherwertige Bauteile ersetzt worden sind. In Einzelfällen ist es möglich, dass das gelieferte Fahrrad von den Abbildungen im Shop abweicht."
  ],
  "rawSizes": [
    {
      "rawSize": "38 CM",
      "size": null,
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 2999,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "43 CM",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 2999,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "availabilityText": "all variants sold out",
  "fetchedAt": "2026-09-26T06:04:10.134Z",
  "sourceMeta": {
    "shopifyProductId": 7498428678318,
    "handle": "centurion-backfire-e-r850",
    "productType": "WG1",
    "variantSkus": [
      "197681-1",
      "197681-2"
    ]
  },
  "listingPath": [
    "E-Bikes",
    "E-Mountainbikes",
    "Hardtail E-Mountainbikes"
  ]
}

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