Stevens E-Courier Plus Forma

bikeexchange:stevens-e--courier-plus-forma-2023 · source URL · confidence 0.53 · GTIN 4045985047493

Eligibility

Cannot win: confidence 0.53 below 0.75; 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
46cm	—	46 cm	exact scale	stated by the retailer	yes	€5.499	46cm

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

46cm

—

46 cm

exact scale

stated by the retailer

yes

€5.499

46cm

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:bikeexchange / parse Stevens

model retailer:bikeexchange / derived Stevens E-Courier Plus Forma

modelYear retailer:bikeexchange / parse Jahr: 2023

category retailer:bikeexchange / derived retailer taxonomy

frameMaterial retailer:bikeexchange / parse Aluminium

suspension retailer:bikeexchange / derived suspension fork "SR Suntour Mobie34-Air" and no rear shock in a 42-field spec table

fork retailer:bikeexchange / parse SR Suntour Mobie34-Air

dropperPost retailer:bikeexchange / derived seatpost row "Oxygen E-Scorpo" names no dropper, in a 42-field spec table

beltDrive retailer:bikeexchange / parse Gates CDX Center Track Carbon Drive Belt | Oxygen E-Scorpo

rack retailer:bikeexchange / parse Racktime Supernova RTA Gepäckträger

mudguards retailer:bikeexchange / parse SKS Schutzbleche

kickstand retailer:bikeexchange / parse STEVENS Edge

lighting retailer:bikeexchange / parse Supernova M99 TL 2 Pure

weightKg retailer:bikeexchange / parse Gewicht*: 28,4 kg

powerMeter retailer:bikeexchange / derived absent from a 42-field spec table

availability retailer:bikeexchange / derived sizes 1: 1 stocked, 0 gone, 0 unread

seller retailer:bikeexchange / parse 46cm: Fahrrad Gerth

ebike.motor retailer:bikeexchange / parse Bosch | Bosch G4 Performance Line CX

ebike.motor.position retailer:bikeexchange / parse Mittelmotor

ebike.battery.capacityWh retailer:bikeexchange / parse 725 Wh

ebike.battery.integration retailer:bikeexchange / parse PowerPack

ebike.speedClass retailer:bikeexchange / parse Maximale Motorunterstützung: bis 25 km/h

ebike.display retailer:bikeexchange / parse Display: Bosch Kiox 300

ebike.maxSystemWeightKg retailer:bikeexchange / parse Zulässiges Gesamtgewicht: Gesamtgewicht 180 kg

field	source	evidence
brand	`retailer:bikeexchange` / parse	Stevens
model	`retailer:bikeexchange` / derived	Stevens E-Courier Plus Forma
modelYear	`retailer:bikeexchange` / parse	Jahr: 2023
category	`retailer:bikeexchange` / derived	retailer taxonomy
frameMaterial	`retailer:bikeexchange` / parse	Aluminium
suspension	`retailer:bikeexchange` / derived	suspension fork "SR Suntour Mobie34-Air" and no rear shock in a 42-field spec table
fork	`retailer:bikeexchange` / parse	SR Suntour Mobie34-Air
dropperPost	`retailer:bikeexchange` / derived	seatpost row "Oxygen E-Scorpo" names no dropper, in a 42-field spec table
beltDrive	`retailer:bikeexchange` / parse	Gates CDX Center Track Carbon Drive Belt \| Oxygen E-Scorpo
rack	`retailer:bikeexchange` / parse	Racktime Supernova RTA Gepäckträger
mudguards	`retailer:bikeexchange` / parse	SKS Schutzbleche
kickstand	`retailer:bikeexchange` / parse	STEVENS Edge
lighting	`retailer:bikeexchange` / parse	Supernova M99 TL 2 Pure
weightKg	`retailer:bikeexchange` / parse	Gewicht*: 28,4 kg
powerMeter	`retailer:bikeexchange` / derived	absent from a 42-field spec table
availability	`retailer:bikeexchange` / derived	sizes 1: 1 stocked, 0 gone, 0 unread
seller	`retailer:bikeexchange` / parse	46cm: Fahrrad Gerth
ebike.motor	`retailer:bikeexchange` / parse	Bosch \| Bosch G4 Performance Line CX
ebike.motor.position	`retailer:bikeexchange` / parse	Mittelmotor
ebike.battery.capacityWh	`retailer:bikeexchange` / parse	725 Wh
ebike.battery.integration	`retailer:bikeexchange` / parse	PowerPack
ebike.speedClass	`retailer:bikeexchange` / parse	Maximale Motorunterstützung: bis 25 km/h
ebike.display	`retailer:bikeexchange` / parse	Display: Bosch Kiox 300
ebike.maxSystemWeightKg	`retailer:bikeexchange` / parse	Zulässiges Gesamtgewicht: Gesamtgewicht 180 kg

Warnings

info brake-actuation-unstated — The spec table says "Scheibenbremse" without saying whether the disc brake is hydraulic or mechanical. Recorded as unknown; the two are not interchangeable to a buyer.
info single-size-only — Only one size is in stock (46cm).
high groupset-unknown — Groupset could not be established.
info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": -3,
  "equipmentValue": 13,
  "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.",
    "28.4 kg vs 14.4 kg mtb-hardtail reference = -3.",
    "Fork series not stated: scored at the bottom of the fork ladder rather than assumed."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "groupsetFamily",
    "wheelMaterial",
    "wheelTier",
    "brakes"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The drivetrain is identified as Enviolo Twist Controller with a Gates belt, but Enviolo is not present in the allowed groupset vocabulary. No rear-sprocket count is stated. The wheel model is named as Oxygen RM-T25 Disc, but its material and tier are not established by the source. The source establishes disc brakes ('Art der Bremse: Scheibenbremse') but does not explicitly establish hydraulic or mechanical operation.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmen: Aluminium 6061",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "groupsetFamily": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.95
    },
    "speeds": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 0.9
    },
    "weightKg": {
      "value": "28.4",
      "evidence": "Gewicht*: 28,4 kg",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "The drivetrain is identified as Enviolo Twist Controller with a Gates belt, but Enviolo is not present in the allowed groupset vocabulary. No rear-sprocket count is stated. The wheel model is named as Oxygen RM-T25 Disc, but its material and tier are not established by the source. The source establishes disc brakes ('Art der Bremse: Scheibenbremse') but does not explicitly establish hydraulic or mechanical operation."
  }
}

Normalized record

{
  "id": "bikeexchange:stevens-e--courier-plus-forma-2023",
  "retailer": "bikeexchange",
  "retailerProductId": "stevens-e--courier-plus-forma-2023",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/stevens-e--courier-plus-forma-2023?sku=STE_0000103639",
  "brand": "Stevens",
  "model": "E-Courier Plus Forma",
  "modelYear": 2023,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 5499,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "Aluminium 6061",
  "frameTier": null,
  "groupsetBrand": null,
  "groupsetFamily": null,
  "groupsetGeneration": null,
  "electronicShifting": null,
  "speeds": null,
  "mixedGroupset": null,
  "groupsetComponents": null,
  "groupsetTierSpread": 0,
  "crank": "Oxygen E-Scorpo",
  "cassette": "Gates CDX Center Track-Ritzel",
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": null,
    "tier": "unknown",
    "travelMm": null
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": true,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": true,
  "wheelSize": null,
  "wheelset": "Oxygen RM-T25 Disc",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Marathon E-Plus Performance",
  "weightKg": 28.4,
  "ebike": {
    "motor": {
      "text": "Bosch | Bosch G4 Performance Line CX",
      "brand": "bosch",
      "model": null,
      "position": "mid",
      "torqueNm": null,
      "torqueSource": null,
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "725 Wh | Bosch PowerPack 725",
      "capacityWh": 725,
      "count": 1,
      "integration": "external",
      "removable": null
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch Kiox 300",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "unknown",
    "eDisciplineBasis": null,
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 180,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "46cm",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 5499,
      "seller": "Fahrrad Gerth",
      "deliveryNote": "Reguläre Lieferzeit 7 Tage"
    }
  ],
  "seller": "Fahrrad Gerth",
  "availability": "limited",
  "gtins": [
    "4045985047493"
  ],
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/e38d5fb26a41e13b0a3e-5qLEqfyK.jpg",
  "rawTitle": "Stevens E-Courier Plus Forma",
  "fetchedAt": "2026-09-26T06:38:58.362Z",
  "normalizationConfidence": 0.53,
  "warnings": [
    {
      "code": "brake-actuation-unstated",
      "message": "The spec table says \"Scheibenbremse\" without saying whether the disc brake is hydraulic or mechanical. Recorded as unknown; the two are not interchangeable to a buyer.",
      "severity": "info"
    },
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (46cm).",
      "severity": "info"
    },
    {
      "code": "groupset-unknown",
      "message": "Groupset could not be established.",
      "severity": "high"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names the motor as \"Bosch G4 Performance Line CX\", but does not establish one of the permitted exact motor models. Frame shape is not stated deterministically; \"Forma\" in the title is ambiguous.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "725",
        "evidence": "Akkukapazität: 725 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Maximale Motorunterstützung: bis 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "notes": "The source names the motor as \"Bosch G4 Performance Line CX\", but does not establish one of the permitted exact motor models. Frame shape is not stated deterministically; \"Forma\" in the title is ambiguous."
    }
  }
}

Parsed specification table

{
  "Gewicht*": "28,4 kg",
  "Rahmen": "Aluminium 6061",
  "Zulässiges Gesamtgewicht": "Gesamtgewicht 180 kg",
  "Bremsscheibe vorne": "⌀ 180mm",
  "Bremse vorne": "Tektro HD-T737",
  "Bremsscheiben": "Tektro TR180-45A",
  "Bremsscheibe hinten": "⌀ 180mm",
  "Art der Bremse": "Scheibenbremse",
  "Bremse hinten": "Tektro HD-T737",
  "Bremshebel": "Tektro HD-T737",
  "Laufräder": "Oxygen RM-T25 Disc",
  "Nabe vorne": "Shimano Deore XT",
  "Reifen": "Schwalbe Marathon E-Plus Performance",
  "Vorbau": "Oxygen Versa II, verstellbar",
  "Steuersatz": "Acros Blocklock Taper 1 1/8\"-1 1/2\"",
  "Lenker": "Oxygen E-Scorpo",
  "Display": "Bosch Kiox 300",
  "Akkukapazität": "725 Wh",
  "Ladegerät": "Bosch 4A Ladegerät",
  "Akkuhersteller": "Bosch",
  "Motorhersteller": "Bosch",
  "Maximale Motorunterstützung": "bis 25 km/h",
  "Akku": "Bosch PowerPack 725",
  "Motor": "Bosch G4 Performance Line CX",
  "Motorposition": "Mittelmotor",
  "Schutzblech": "SKS Schutzbleche",
  "Ständer": "STEVENS Edge",
  "Licht hinten": "Supernova M99 TL 2 Pure",
  "Gepäckträger": "Racktime Supernova RTA Gepäckträger",
  "Glocke": "STEVENS D85 Klingel",
  "Licht vorne": "B+M IQ-XS",
  "Kassette": "Gates CDX Center Track-Ritzel",
  "Kurbelgarnitur": "Oxygen E-Scorpo",
  "Pedale": "ATB Alu Pro Reflex",
  "Schalthebel": "Enviolo Twist Controller",
  "Kette / Riemen": "Gates CDX Center Track Carbon Drive Belt",
  "Sattel": "Selle Royal ON Female",
  "Sattelstütze": "Oxygen E-Scorpo",
  "Gabelhersteller": "SR Suntour",
  "Gabel": "SR Suntour Mobie34-Air",
  "Gabel Bauart": "Federgabel",
  "Jahr": "2023"
}

Raw adapter output

{
  "retailer": "bikeexchange",
  "retailerProductId": "stevens-e--courier-plus-forma-2023",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/stevens-e--courier-plus-forma-2023?sku=STE_0000103639",
  "extractionMethod": "embedded-json",
  "sourceCategory": "e-bike",
  "rawTitle": "Stevens E-Courier Plus Forma",
  "rawBrand": "Stevens",
  "price": 5499,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/e38d5fb26a41e13b0a3e-5qLEqfyK.jpg",
  "rawSpecifications": {
    "Gewicht*": "28,4 kg",
    "Rahmen": "Aluminium 6061",
    "Zulässiges Gesamtgewicht": "Gesamtgewicht 180 kg",
    "Bremsscheibe vorne": "⌀ 180mm",
    "Bremse vorne": "Tektro HD-T737",
    "Bremsscheiben": "Tektro TR180-45A",
    "Bremsscheibe hinten": "⌀ 180mm",
    "Art der Bremse": "Scheibenbremse",
    "Bremse hinten": "Tektro HD-T737",
    "Bremshebel": "Tektro HD-T737",
    "Laufräder": "Oxygen RM-T25 Disc",
    "Nabe vorne": "Shimano Deore XT",
    "Reifen": "Schwalbe Marathon E-Plus Performance",
    "Vorbau": "Oxygen Versa II, verstellbar",
    "Steuersatz": "Acros Blocklock Taper 1 1/8\"-1 1/2\"",
    "Lenker": "Oxygen E-Scorpo",
    "Display": "Bosch Kiox 300",
    "Akkukapazität": "725 Wh",
    "Ladegerät": "Bosch 4A Ladegerät",
    "Akkuhersteller": "Bosch",
    "Motorhersteller": "Bosch",
    "Maximale Motorunterstützung": "bis 25 km/h",
    "Akku": "Bosch PowerPack 725",
    "Motor": "Bosch G4 Performance Line CX",
    "Motorposition": "Mittelmotor",
    "Schutzblech": "SKS Schutzbleche",
    "Ständer": "STEVENS Edge",
    "Licht hinten": "Supernova M99 TL 2 Pure",
    "Gepäckträger": "Racktime Supernova RTA Gepäckträger",
    "Glocke": "STEVENS D85 Klingel",
    "Licht vorne": "B+M IQ-XS",
    "Kassette": "Gates CDX Center Track-Ritzel",
    "Kurbelgarnitur": "Oxygen E-Scorpo",
    "Pedale": "ATB Alu Pro Reflex",
    "Schalthebel": "Enviolo Twist Controller",
    "Kette / Riemen": "Gates CDX Center Track Carbon Drive Belt",
    "Sattel": "Selle Royal ON Female",
    "Sattelstütze": "Oxygen E-Scorpo",
    "Gabelhersteller": "SR Suntour",
    "Gabel": "SR Suntour Mobie34-Air",
    "Gabel Bauart": "Federgabel",
    "Jahr": "2023"
  },
  "rawFeatures": [
    "Bosch",
    "725wh",
    "Nabenschaltung",
    "Beschreibung"
  ],
  "rawSizes": [
    {
      "rawSize": "46cm",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 5499,
      "seller": "Fahrrad Gerth",
      "deliveryNote": "Reguläre Lieferzeit 7 Tage"
    }
  ],
  "availabilityText": "sizes 1: 1 stocked, 0 gone, 0 unread",
  "fetchedAt": "2026-09-26T06:38:58.362Z",
  "sourceMeta": {
    "skus": [
      "4045985047493"
    ],
    "shopSkus": [
      "STE_0000103639",
      "STE_0000103639"
    ],
    "seller": "Fahrrad Gerth",
    "sellerOfSize": "46cm",
    "sellerId": "a2c2c8e9-484b-4041-83e9-08d11dd818f4",
    "storeKey": "store_01KBX7S6PKN2HJNFXKPCK12T04_eur",
    "storeCity": "Schmölln",
    "storeCountry": "DE",
    "storeDelivers": null,
    "storeClickAndCollect": null,
    "storeReservation": true,
    "storeDeliveryTime": "P7D",
    "shippingPrice": 0,
    "hasMoreSellers": false,
    "condition": "NEW",
    "ctProductId": "0866e492-566e-4cef-a5d2-0e0979b9b78e",
    "shopCategory": "E-City & Urban",
    "colourCount": 1,
    "fetchedSku": "STE_0000103639"
  },
  "listingPath": [
    "E-Bikes",
    "E-City & Urban"
  ]
}

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