Centurion E-Fire City R650 Coaster

boc:7498726703278 · source URL · confidence 0.95

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
43 CM	—	43 cm	exact scale	stated by the retailer	no	€809,99	43 CM
48 CM	—	48 cm	exact scale	stated by the retailer	no	€809,99	48 CM
53 CM	—	53 cm	exact scale	stated by the retailer	no	€809,99	53 CM

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

43 CM

—

43 cm

exact scale

stated by the retailer

€809,99

43 CM

48 CM

—

48 cm

exact scale

stated by the retailer

€809,99

48 CM

53 CM

—

53 cm

exact scale

stated by the retailer

€809,99

53 CM

A shopper asking for: 54 → 53 CM fits but sold out · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Centurion | E-Fire City R650 Coaster | Nexus | 2019
Confidence: medium

brand exact (Centurion)
model normalized to "e fire city r650 coaster"
groupset family exact (Nexus)
model year exact (2019)
2 listings across 1 retailer
downgraded to medium: listings disagree on suspension: none vs front
conflict: suspension: none vs front

retailer	price	sizes in stock
B.O.C.	€809,99	none	debug
B.O.C.	€2.199,99	none	debug

retailer

price

sizes in stock

B.O.C.

€809,99

none

debug

B.O.C.

€2.199,99

none

debug

Provenance — why we believe each fact

field source evidence

brand retailer:boc / parse CENTURION

model retailer:boc / derived Centurion E-Fire City R650 Coaster

modelYear retailer:boc / parse Modelljahr: 2019

category retailer:boc / derived retailer taxonomy

frameMaterial retailer:boc / parse Aluminium

groupsetFamily retailer:boc / dictionary Shimano Nexus-8 || Shimano HB-M3050, 36H | Shimano Nexus SG-C6001-8CD, 36H

electronicShifting retailer:boc / derived Shimano Nexus-8 || Shimano HB-M3050, 36H | Shimano Nexus SG-C6001-8CD, 36H

speeds retailer:boc / parse model code SG-C6001-8

suspension retailer:boc / derived no suspension fork and no rear shock on a drop-bar listing

fork retailer:boc / dictionary NCX-D Coil LO

dropperPost retailer:boc / derived seatpost row "PROCRAFT SP-620 dia: 27,2" names no dropper, in a 39-field spec table

beltDrive retailer:boc / parse KMC

rack retailer:boc / parse CENTURION Racktime E-Trekking

mudguards retailer:boc / parse Curana 55 mm

kickstand retailer:boc / parse PROCRAFT Stylo 18 mm

lighting retailer:boc / parse Trelock Bike-i VEO

wheelSize retailer:boc / parse 28

wheelMaterial retailer:boc / dictionary Alexrims

wheelTier retailer:boc / dictionary Alexrims

weightKg retailer:boc / parse Gewicht Kg. ca.: 25 kg

powerMeter retailer:boc / derived absent from a 39-field spec table

availability retailer:boc / derived all variants sold out

ebike.motor retailer:boc / parse Bosch Active Line Plus | Bosch

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

ebike.battery.integration retailer:boc / parse PowerPack

ebike.eDiscipline retailer:boc / parse shelf: City E-Bikes

ebike.maxSystemWeightKg retailer:boc / parse zulässiges Gesamtgewicht Kg: 145,1 kg

ebike.frameShape retailer:boc / parse Tiefeinsteiger

field	source	evidence
brand	`retailer:boc` / parse	CENTURION
model	`retailer:boc` / derived	Centurion E-Fire City R650 Coaster
modelYear	`retailer:boc` / parse	Modelljahr: 2019
category	`retailer:boc` / derived	retailer taxonomy
frameMaterial	`retailer:boc` / parse	Aluminium
groupsetFamily	`retailer:boc` / dictionary	Shimano Nexus-8 \|\| Shimano HB-M3050, 36H \| Shimano Nexus SG-C6001-8CD, 36H
electronicShifting	`retailer:boc` / derived	Shimano Nexus-8 \|\| Shimano HB-M3050, 36H \| Shimano Nexus SG-C6001-8CD, 36H
speeds	`retailer:boc` / parse	model code SG-C6001-8
suspension	`retailer:boc` / derived	no suspension fork and no rear shock on a drop-bar listing
fork	`retailer:boc` / dictionary	NCX-D Coil LO
dropperPost	`retailer:boc` / derived	seatpost row "PROCRAFT SP-620 dia: 27,2" names no dropper, in a 39-field spec table
beltDrive	`retailer:boc` / parse	KMC
rack	`retailer:boc` / parse	CENTURION Racktime E-Trekking
mudguards	`retailer:boc` / parse	Curana 55 mm
kickstand	`retailer:boc` / parse	PROCRAFT Stylo 18 mm
lighting	`retailer:boc` / parse	Trelock Bike-i VEO
wheelSize	`retailer:boc` / parse	28
wheelMaterial	`retailer:boc` / dictionary	Alexrims
wheelTier	`retailer:boc` / dictionary	Alexrims
weightKg	`retailer:boc` / parse	Gewicht Kg. ca.: 25 kg
powerMeter	`retailer:boc` / derived	absent from a 39-field spec table
availability	`retailer:boc` / derived	all variants sold out
ebike.motor	`retailer:boc` / parse	Bosch Active Line Plus \| Bosch
ebike.battery.capacityWh	`retailer:boc` / parse	500 Wh
ebike.battery.integration	`retailer:boc` / parse	PowerPack
ebike.eDiscipline	`retailer:boc` / parse	shelf: City E-Bikes
ebike.maxSystemWeightKg	`retailer:boc` / parse	zulässiges Gesamtgewicht Kg: 145,1 kg
ebike.frameShape	`retailer:boc` / parse	Tiefeinsteiger

Warnings

info suspicious-discount — Claimed 70% off. Treated as context only; it does not affect the ranking.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 2,
  "weightAdjustment": -3,
  "equipmentValue": 15,
  "notes": [
    "Groupset not identified: 0 drivetrain points.",
    "Wheels \"basic-aluminium\" = 5.",
    "25 kg vs 14.4 kg mtb-hardtail reference = -3.",
    "Fork \"rigid\" +2 (0 mm travel, which is not scored)."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "brakes"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source names the brakes as Tektro HD-T285 but does not establish whether they are hydraulic-disc, mechanical-disc, or rim brakes. Wheel material is not stated. The drivetrain includes Shimano Nexus and a Lasco crank, but the crank's groupset family is not established, so mixedGroupset cannot be determined. No electronic shifting or power meter is stated.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Shimano Nexus",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Shimano Nexus",
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "speeds": {
      "value": "8",
      "evidence": "Anzahl Gänge: 8",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 0.95
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "weightKg": {
      "value": "25",
      "evidence": "Gewicht Kg. ca.: 25 kg",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "notes": "The source names the brakes as Tektro HD-T285 but does not establish whether they are hydraulic-disc, mechanical-disc, or rim brakes. Wheel material is not stated. The drivetrain includes Shimano Nexus and a Lasco crank, but the crank's groupset family is not established, so mixedGroupset cannot be determined. No electronic shifting or power meter is stated."
  }
}

Normalized record

{
  "id": "boc:7498726703278",
  "retailer": "boc",
  "retailerProductId": "7498726703278",
  "productUrl": "https://boc24.de/products/centurion-e-fire-city-r650-coaster-1",
  "brand": "Centurion",
  "model": "E-Fire City R650 Coaster",
  "modelYear": 2019,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 809.99,
  "originalPrice": 2699,
  "currency": "EUR",
  "discountPercent": 70,
  "frameMaterial": "aluminium",
  "frameModel": "Centurion E-Fire City R-series",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 8,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "Lasco EB05 Gen3, 42T",
  "cassette": "SHIMANO 19T",
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": true,
  "wheelSize": "28",
  "wheelset": "PROCRAFT by Alexrims MPD23, IW23 | Shimano HB-M3050, 36H | Shimano Nexus SG-C6001-8CD, 36H",
  "wheelMaterial": "aluminium",
  "wheelTier": "basic-aluminium",
  "tyres": null,
  "weightKg": 25,
  "ebike": {
    "motor": {
      "text": "Bosch Active Line Plus | 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-city",
    "eDisciplineBasis": "leaf",
    "frameShape": "step-through",
    "cargoType": "unknown",
    "maxSystemWeightKg": 145,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "43 CM",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "48 CM",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "53 CM",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "seller": null,
  "availability": "out-of-stock",
  "gtins": [],
  "imageUrl": "https://cdn.shopify.com/s/files/1/0582/1677/5854/files/az_0209454_1148-0.jpg?v=1777986205",
  "rawTitle": "Centurion E-Fire City R650 Coaster",
  "fetchedAt": "2026-09-26T06:39:18.479Z",
  "normalizationConfidence": 0.95,
  "warnings": [
    {
      "code": "suspicious-discount",
      "message": "Claimed 70% off. Treated as context only; it does not affect the ranking.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "speedClass"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names Bosch Active Line Plus but does not provide a deterministically matchable motor unit model. It does not specify the speed class or battery integration.",
    "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": "step-through",
        "evidence": "Rahmenform: Tiefeinsteiger",
        "confidence": 1
      },
      "notes": "The source names Bosch Active Line Plus but does not provide a deterministically matchable motor unit model. It does not specify the speed class or battery integration."
    }
  }
}

Parsed specification table

{
  "Ausstattung": "Bosch Active Line Plus Bosch PowerPack 500Wh NCX-D Coil LO Gabel Shimano Nexus 8-Gang Schaltung kräftige Tektro HD-T285 Bremsen",
  "Akkukapazität": "500 Wh",
  "Anzahl Gänge": "8",
  "Artikelmarke": "Centurion",
  "Batterie": "Bosch PowerPack 500Wh",
  "Beleuchtung": "Trelock Bike-i VEO",
  "Bremsen": "Tektro HD-T285",
  "Bremshebel": "Tektro HD-T285",
  "Federweg hinten": "63mm",
  "Felgen": "PROCRAFT by Alexrims MPD23, IW23",
  "Gabel": "NCX-D Coil LO",
  "Gepäckträger": "CENTURION Racktime E-Trekking",
  "Gewicht Kg. ca.": "25 kg",
  "Griffe": "PROCRAFT Comfort Clamp",
  "Hinterradnabe": "Shimano HB-M3050, 36H",
  "Kassette": "SHIMANO 19T",
  "Kette": "KMC Z610HX",
  "Kurbelgarnitur": "Lasco EB05 Gen3, 42T",
  "Laufradgröße": "28 Zoll",
  "Lenker": "PROCRAFT",
  "Modelljahr": "2019",
  "Motor": "Bosch Active Line Plus",
  "Motormarke": "Bosch",
  "Pedale": "VPE-891",
  "Rahmen": "Centurion E-Fire City R-series",
  "Rahmenform": "Tiefeinsteiger",
  "Rahmenmaterial": "Aluminium",
  "Sattel": "PROCRAFT City",
  "Sattelstütze": "PROCRAFT SP-620 dia: 27,2",
  "Schalthebel": "Shimano Nexus-8",
  "Schaltung": "Shimano Nexus",
  "Schutzblech": "Curana 55 mm",
  "Speichen": "stainless 2.0",
  "Ständer": "PROCRAFT Stylo 18 mm",
  "Steuersatz": "VP-J203PES",
  "Vorbau": "PROCRAFT AL adjustable dia: 31,8",
  "Vorderradnabe": "Shimano Nexus SG-C6001-8CD, 36H",
  "weitere Beleuchtung": "Trelock Duo Flat",
  "zulässiges Gesamtgewicht Kg": "145,1 kg"
}

Raw adapter output

{
  "retailer": "boc",
  "retailerProductId": "7498726703278",
  "productUrl": "https://boc24.de/products/centurion-e-fire-city-r650-coaster-1",
  "extractionMethod": "public-json-api",
  "sourceCategory": "e-bike",
  "rawTitle": "Centurion E-Fire City R650 Coaster",
  "rawBrand": "CENTURION",
  "price": 809.99,
  "originalPrice": 2699,
  "currency": "EUR",
  "imageUrl": "https://cdn.shopify.com/s/files/1/0582/1677/5854/files/az_0209454_1148-0.jpg?v=1777986205",
  "rawSpecifications": {
    "Ausstattung": "Bosch Active Line Plus Bosch PowerPack 500Wh NCX-D Coil LO Gabel Shimano Nexus 8-Gang Schaltung kräftige Tektro HD-T285 Bremsen",
    "Akkukapazität": "500 Wh",
    "Anzahl Gänge": "8",
    "Artikelmarke": "Centurion",
    "Batterie": "Bosch PowerPack 500Wh",
    "Beleuchtung": "Trelock Bike-i VEO",
    "Bremsen": "Tektro HD-T285",
    "Bremshebel": "Tektro HD-T285",
    "Federweg hinten": "63mm",
    "Felgen": "PROCRAFT by Alexrims MPD23, IW23",
    "Gabel": "NCX-D Coil LO",
    "Gepäckträger": "CENTURION Racktime E-Trekking",
    "Gewicht Kg. ca.": "25 kg",
    "Griffe": "PROCRAFT Comfort Clamp",
    "Hinterradnabe": "Shimano HB-M3050, 36H",
    "Kassette": "SHIMANO 19T",
    "Kette": "KMC Z610HX",
    "Kurbelgarnitur": "Lasco EB05 Gen3, 42T",
    "Laufradgröße": "28 Zoll",
    "Lenker": "PROCRAFT",
    "Modelljahr": "2019",
    "Motor": "Bosch Active Line Plus",
    "Motormarke": "Bosch",
    "Pedale": "VPE-891",
    "Rahmen": "Centurion E-Fire City R-series",
    "Rahmenform": "Tiefeinsteiger",
    "Rahmenmaterial": "Aluminium",
    "Sattel": "PROCRAFT City",
    "Sattelstütze": "PROCRAFT SP-620 dia: 27,2",
    "Schalthebel": "Shimano Nexus-8",
    "Schaltung": "Shimano Nexus",
    "Schutzblech": "Curana 55 mm",
    "Speichen": "stainless 2.0",
    "Ständer": "PROCRAFT Stylo 18 mm",
    "Steuersatz": "VP-J203PES",
    "Vorbau": "PROCRAFT AL adjustable dia: 31,8",
    "Vorderradnabe": "Shimano Nexus SG-C6001-8CD, 36H",
    "weitere Beleuchtung": "Trelock Duo Flat",
    "zulässiges Gesamtgewicht Kg": "145,1 kg"
  },
  "rawFeatures": [
    "Bosch Active Line Plus, Bosch PowerPack 500Wh, NCX-D Coil LO Gabel, Shimano Nexus 8-Gang Schaltung, kräftige Tektro HD-T285 Bremsen. 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": "43 CM",
      "size": "43",
      "sizeCm": 43,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "48 CM",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "53 CM",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": 809.99,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "availabilityText": "all variants sold out",
  "fetchedAt": "2026-09-26T06:39:18.479Z",
  "sourceMeta": {
    "shopifyProductId": 7498726703278,
    "handle": "centurion-e-fire-city-r650-coaster-1",
    "productType": "WG1",
    "variantSkus": [
      "209454-1",
      "209454-2",
      "209454-3"
    ]
  },
  "listingPath": [
    "E-Bikes",
    "City E-Bikes"
  ]
}

Impressum · Privacy · Contact · About BikeFind