Diamant Mahon Style Plus Stepover - 2026

mount7:cd6a4ba9603cf7d5b5020ce2dbf19882 · source URL · confidence 0.7 · GTIN 0197216152743, 0197216152750, 0197216152767, 0197216152774 +4

Eligibility

Cannot win: availability is out-of-stock; no size confirmed in stock; confidence 0.7 below 0.75

Size decisions

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
XL	XL	—	unknown	unsupported	no	€1.399	—
L	L	—	unknown	unsupported	no	€1.399	—
XXL	XXL	—	unknown	unsupported	no	€1.399	—
M	M	—	unknown	unsupported	pre-order	€1.399	Lieferbar, Lieferzeit ca. 14-18 Werktage

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

—

unknown

unsupported

€1.399

—

unknown

unsupported

€1.399

—

XXL

—

unknown

unsupported

€1.399

—

unknown

unsupported

pre-order

€1.399

Lieferbar, Lieferzeit ca. 14-18 Werktage

mapping	unsupported
reason	"XL" is a letter size and there is no reviewed Diamant equivalence to convert it.

mapping

unsupported

reason

"XL" is a letter size and there is no reviewed Diamant equivalence to convert it.

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

Identity

Canonical configuration: Diamant | Mahon Style Plus Stepover | 2026
Confidence: high

brand exact (Diamant)
model normalized to "mahon style plus stepover"
groupset family unidentified on every listing
model year exact (2026)
GTIN match (0197216152798)
2 listings across 2 retailers

retailer	price	sizes in stock
Mount7	€1.399	none	debug
BikeExchange	€1.399	M, L, XL	debug

retailer

price

sizes in stock

Mount7

€1.399

none

debug

BikeExchange

€1.399

M, L, XL

debug

Provenance — why we believe each fact

field source evidence

brand retailer:mount7 / parse Diamant

model retailer:mount7 / derived Diamant Mahon Style Plus Stepover - 2026

modelYear retailer:mount7 / parse Diamant Mahon Style Plus Stepover - 2026

category retailer:mount7 / derived retailer taxonomy

frameMaterial retailer:mount7 / parse Aluminium

suspension retailer:mount7 / derived no suspension fork and no rear shock on a drop-bar listing

fork retailer:mount7 / dictionary Aluminium, Achse: 100x5mm ThruSkew, Bremsaufnahme: Scheibenbremsaufnahme, Zubehör: Ösen

dropperPost retailer:mount7 / derived seatpost row "Bontrager Aluminium, Durchmesser: 31.6 mm" names no dropper, in a 18-field spec table

beltDrive retailer:mount7 / parse Gates CDN S150, Kettenblatt: 50 Zähne

mudguards retailer:mount7 / parse SKS Kunststoff hinten

kickstand retailer:mount7 / parse Pletscher Comp Flex 40

wheelMaterial retailer:mount7 / parse Aluminium

powerMeter retailer:mount7 / derived absent from a 18-field spec table

availability retailer:mount7 / derived sizes 4: 0 stocked, 1 order-only

brakes ai / ai (0.95) Hydraulische Scheibenbremsen: Shimano MT200, System: hydraulisch, Position: vorne, hinten

field	source	evidence
brand	`retailer:mount7` / parse	Diamant
model	`retailer:mount7` / derived	Diamant Mahon Style Plus Stepover - 2026
modelYear	`retailer:mount7` / parse	Diamant Mahon Style Plus Stepover - 2026
category	`retailer:mount7` / derived	retailer taxonomy
frameMaterial	`retailer:mount7` / parse	Aluminium
suspension	`retailer:mount7` / derived	no suspension fork and no rear shock on a drop-bar listing
fork	`retailer:mount7` / dictionary	Aluminium, Achse: 100x5mm ThruSkew, Bremsaufnahme: Scheibenbremsaufnahme, Zubehör: Ösen
dropperPost	`retailer:mount7` / derived	seatpost row "Bontrager Aluminium, Durchmesser: 31.6 mm" names no dropper, in a 18-field spec table
beltDrive	`retailer:mount7` / parse	Gates CDN S150, Kettenblatt: 50 Zähne
mudguards	`retailer:mount7` / parse	SKS Kunststoff hinten
kickstand	`retailer:mount7` / parse	Pletscher Comp Flex 40
wheelMaterial	`retailer:mount7` / parse	Aluminium
powerMeter	`retailer:mount7` / derived	absent from a 18-field spec table
availability	`retailer:mount7` / derived	sizes 4: 0 stocked, 1 order-only
brakes	`ai` / ai (0.95)	Hydraulische Scheibenbremsen: Shimano MT200, System: hydraulisch, Position: vorne, hinten

Warnings

high groupset-unknown — Groupset could not be established.
info mixed-groupset — Not a uniform groupset: {}. Ranked on the shifting level, with a penalty.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 3,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 19,
  "notes": [
    "Groupset not identified: 0 drivetrain points.",
    "Mixed groupset, but no crank or cassette below the family it is ranked as: no penalty.",
    "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\" +3.",
    "Weight not published: no weight adjustment either way."
  ],
  "marketPrice": 608,
  "valueScore": 0.435,
  "savingsVsMarket": -791
}

AI normalization

{
  "requested": [
    "groupsetFamily",
    "wheelMaterial",
    "wheelTier",
    "brakes",
    "weightKg"
  ],
  "applied": [
    "brakes"
  ],
  "rejected": [],
  "notes": "groupsetFamily not specified beyond 'Schalthebel: Shimano' so family is unknown. electronicShifting not explicitly stated. Speeds (number of sprockets) not provided. mixedGroupset set true because drivetrain crank/cassette are Gates while shifters are Shimano (evidence given). WheelMaterial is aluminium per 'Felgen: Bontrager Connection, Material: Aluminium'; wheelTier left null because the Bontrager Connection wheel model is not assigned a tier in the allowed vocabulary from the source text. Weight and power meter are not stated.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmen: Alpha Smooth Aluminium, Zugführung: intern, Bremsaufnahme: Post Mount Scheibenaufnahme, Ausfallenden: austauschbar, Belt Split: Ja, Schlossaufnahme: Ja",
      "confidence": 0.9
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schalthebel: Shimano",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "speeds": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kurbel: Gates CDN S150, Kettenblatt: 50 Zähne\nKassette: Gates CDC CenterTrack, Übersetzung: 24\nSchalthebel: Shimano",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": "aluminium",
      "evidence": "Felgen: Bontrager Connection, Material: Aluminium, Typ: Hohlkammerfelge, Lochzahl: 32-Loch, Innenweite: 20 mm, Ventil: Presta-Ventil",
      "confidence": 0.9
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Hydraulische Scheibenbremsen: Shimano MT200, System: hydraulisch, Position: vorne, hinten",
      "confidence": 0.95
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "notes": "groupsetFamily not specified beyond 'Schalthebel: Shimano' so family is unknown. electronicShifting not explicitly stated. Speeds (number of sprockets) not provided. mixedGroupset set true because drivetrain crank/cassette are Gates while shifters are Shimano (evidence given). WheelMaterial is aluminium per 'Felgen: Bontrager Connection, Material: Aluminium'; wheelTier left null because the Bontrager Connection wheel model is not assigned a tier in the allowed vocabulary from the source text. Weight and power meter are not stated."
  }
}

Normalized record

{
  "id": "mount7:cd6a4ba9603cf7d5b5020ce2dbf19882",
  "retailer": "mount7",
  "retailerProductId": "cd6a4ba9603cf7d5b5020ce2dbf19882",
  "productUrl": "https://www.mount7.com/diamant-mahon-style-plus-stepover-2026.html",
  "brand": "Diamant",
  "model": "Mahon Style Plus Stepover",
  "modelYear": 2026,
  "category": "city",
  "categoryBasis": "route",
  "sourceCategory": "city",
  "price": 1399,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "Alpha Smooth Aluminium, Zugführung: intern, Bremsaufnahme: Post Mount Scheibenaufnahme, Ausfallenden: austauschbar, Belt Split: Ja, Schlossaufnahme: Ja",
  "frameTier": null,
  "groupsetBrand": null,
  "groupsetFamily": null,
  "groupsetGeneration": null,
  "electronicShifting": null,
  "speeds": null,
  "mixedGroupset": true,
  "groupsetComponents": null,
  "groupsetTierSpread": 0,
  "crank": "Gates CDN S150, Kettenblatt: 50 Zähne",
  "cassette": "Gates CDC CenterTrack, Übersetzung: 24",
  "brakes": "hydraulic-disc",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": true,
  "hubDynamo": null,
  "rack": null,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": null,
  "wheelSize": null,
  "wheelset": "Bontrager Connection, Material: Aluminium, Typ: Hohlkammerfelge, Lochzahl: 32-Loch, Innenweite: 20 mm, Ventil: Presta-Ventil",
  "wheelMaterial": "aluminium",
  "wheelTier": "unknown",
  "tyres": "Bontrager Girona Comp, Pannenschutz: Sub Tread, Reflexstreifen: Ja, Material: recycelte Materialien, Größe: 42-622",
  "weightKg": null,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "XL",
      "size": "XL",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "L",
      "size": "L",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "XXL",
      "size": "XXL",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": true,
      "deliveryNote": "Lieferbar, Lieferzeit ca. 14-18 Werktage"
    }
  ],
  "seller": null,
  "availability": "out-of-stock",
  "gtins": [
    "0197216152743",
    "0197216152750",
    "0197216152767",
    "0197216152774",
    "0197216152781",
    "0197216152798",
    "0197216152804",
    "0197216152811"
  ],
  "imageUrl": "https://www.mount7.com/out/pictures/ys_generated/320_255_75/out/pictures/master/product/1/MahonStylePlusSO-25-49638-B-Primary.jpg",
  "rawTitle": "Diamant Mahon Style Plus Stepover - 2026",
  "fetchedAt": "2026-09-19T06:07:50.367Z",
  "normalizationConfidence": 0.7,
  "warnings": [
    {
      "code": "groupset-unknown",
      "message": "Groupset could not be established.",
      "severity": "high"
    },
    {
      "code": "mixed-groupset",
      "message": "Not a uniform groupset: {}. Ranked on the shifting level, with a penalty.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Rahmen": "Alpha Smooth Aluminium, Zugführung: intern, Bremsaufnahme: Post Mount Scheibenaufnahme, Ausfallenden: austauschbar, Belt Split: Ja, Schlossaufnahme: Ja",
  "Gabel": "Aluminium, Achse: 100x5mm ThruSkew, Bremsaufnahme: Scheibenbremsaufnahme, Zubehör: Ösen",
  "Antriebssystem": "Gates Belt-Drive-System",
  "Kurbel": "Gates CDN S150, Kettenblatt: 50 Zähne",
  "Kassette": "Gates CDC CenterTrack, Übersetzung: 24",
  "Schalthebel": "Shimano",
  "Hydraulische Scheibenbremsen": "Shimano MT200, System: hydraulisch, Position: vorne, hinten",
  "Reifen": "Bontrager Girona Comp, Pannenschutz: Sub Tread, Reflexstreifen: Ja, Material: recycelte Materialien, Größe: 42-622",
  "Felgen": "Bontrager Connection, Material: Aluminium, Typ: Hohlkammerfelge, Lochzahl: 32-Loch, Innenweite: 20 mm, Ventil: Presta-Ventil",
  "Lenker": "Aluminium-Lowriser, Klemmung: 31,8 mm, Rise: 25 mm, Krümmung: 11 Grad, Breite: 690 mm",
  "Griffe": "Herrmans Clik, Eigenschaften: ergonomisch, mit Klemmung",
  "Steuersatz": "Integrierter FSA-Steuersatz, Lager: gedichtetes Patronenlager, Maße: 1 1/8\" oben, 1,5\" unten",
  "Sattel": "Selle Royal Vivo Moderate Ergo",
  "Sattelstütze": "Bontrager Aluminium, Durchmesser: 31.6 mm",
  "Farbe": "Bronzit Metallic | Mitternachtsblau Metallic",
  "Pedale": "Bontrager City Pedale",
  "Ständer": "Pletscher Comp Flex 40",
  "Schutzblech": "SKS Kunststoff hinten"
}

Raw adapter output

{
  "retailer": "mount7",
  "retailerProductId": "cd6a4ba9603cf7d5b5020ce2dbf19882",
  "productUrl": "https://www.mount7.com/diamant-mahon-style-plus-stepover-2026.html",
  "extractionMethod": "json-ld",
  "sourceCategory": "city",
  "rawTitle": "Diamant Mahon Style Plus Stepover - 2026",
  "rawBrand": "Diamant",
  "price": 1399,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://www.mount7.com/out/pictures/ys_generated/320_255_75/out/pictures/master/product/1/MahonStylePlusSO-25-49638-B-Primary.jpg",
  "rawSpecifications": {
    "Rahmen": "Alpha Smooth Aluminium, Zugführung: intern, Bremsaufnahme: Post Mount Scheibenaufnahme, Ausfallenden: austauschbar, Belt Split: Ja, Schlossaufnahme: Ja",
    "Gabel": "Aluminium, Achse: 100x5mm ThruSkew, Bremsaufnahme: Scheibenbremsaufnahme, Zubehör: Ösen",
    "Antriebssystem": "Gates Belt-Drive-System",
    "Kurbel": "Gates CDN S150, Kettenblatt: 50 Zähne",
    "Kassette": "Gates CDC CenterTrack, Übersetzung: 24",
    "Schalthebel": "Shimano",
    "Hydraulische Scheibenbremsen": "Shimano MT200, System: hydraulisch, Position: vorne, hinten",
    "Reifen": "Bontrager Girona Comp, Pannenschutz: Sub Tread, Reflexstreifen: Ja, Material: recycelte Materialien, Größe: 42-622",
    "Felgen": "Bontrager Connection, Material: Aluminium, Typ: Hohlkammerfelge, Lochzahl: 32-Loch, Innenweite: 20 mm, Ventil: Presta-Ventil",
    "Lenker": "Aluminium-Lowriser, Klemmung: 31,8 mm, Rise: 25 mm, Krümmung: 11 Grad, Breite: 690 mm",
    "Griffe": "Herrmans Clik, Eigenschaften: ergonomisch, mit Klemmung",
    "Steuersatz": "Integrierter FSA-Steuersatz, Lager: gedichtetes Patronenlager, Maße: 1 1/8\" oben, 1,5\" unten",
    "Sattel": "Selle Royal Vivo Moderate Ergo",
    "Sattelstütze": "Bontrager Aluminium, Durchmesser: 31.6 mm",
    "Farbe": "Bronzit Metallic | Mitternachtsblau Metallic",
    "Pedale": "Bontrager City Pedale",
    "Ständer": "Pletscher Comp Flex 40",
    "Schutzblech": "SKS Kunststoff hinten"
  },
  "rawFeatures": [
    "Morgens, wenn die Stadt noch halb schläft, beschleunigst Du lässig an der Ampel und die Wege schrumpfen: Das ist das Versprechen des Diamant Mahon Style Plus Stepover - 2026, ein urbaner Sprintmeister, der Dich schnell, sauber und entspannt ans Ziel bringt.<br><br>Dieses Gefühl von unmittelbarer Vorwärtskraft entsteht durch den wartungsarmen Gates Belt Drive in Kombination mit der CDN S150 Kurbel und der CDC CenterTrack-Kassette. Das Ergebnis ist eine leise, reibungsarme Kraftübertragung ohne Ölflecken und ohne lästige Kettenpflege – Du genießt Schub und Effizienz, ohne Zeit in Service zu investieren. Ergänzt wird das von präzisen Shimano-Schalthebeln, die deine Gänge klar und zuverlässig anwählbar machen, damit Du immer die richtige Übersetzung parat hast.<br><br>Vertrauen on top: Der steife Alpha Smooth Aluminium-Rahmen mit interner Zugführung und Post-Mount-Bremsaufnahme sorgt für ein direktes Lenkgefühl und stabile Kurvenlage. In Kombination mit dem integrierten FSA-Steuersatz, der Aluminium-Gabel und den Bontrager Connection-Felgen bekommst Du ein souveränes Handling, das auf dem Weg zur Arbeit genauso überzeugt wie bei längeren Touren. Bremst Du, greifen die Shimano MT200 Hydraulik-Scheiben kraftvoll und dosierbar, sodass Du auch bei Nässe gelassen bleibst. Die Bontrager Girona Comp-Reifen bieten Pannenschutz, Reflexstreifen und nachhaltige Materialien – schnell rollend, zuverlässig und mit spürbarem Komfort.<br><br>Kleinigkeiten, die den Alltag leichter machen: ergonomische Herrmans-Clik-Griffe, der bequeme Selle Royal Vivo Moderate Ergo Sattel, eine praktische Schlossaufnahme, Schutzblech und stabiler Pletscher-Ständer. Alles ist auf Robustheit und Nutzwert programmiert, ohne auf Stil zu verzichten – wähle zwischen Bronzit Metallic oder Mitternachtsblau Metallic und fahre mit souveräner Eleganz.<br><br>Kurz gesagt: Das Mahon Style Plus Stepover - 2026 ist Dein urbaner Partner, wenn Du schnelle Beschleunigung, minimalen Wartungsaufwand und verlässliche Brems- und Fahreigenschaften suchst. Steig auf, spür die direkte Kraftübertragung und komm entspannter, sauberer und pünktlicher an – Dein Alltag wird schneller und gelassener."
  ],
  "rawSizes": [
    {
      "rawSize": "XL",
      "size": "XL",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "L",
      "size": "L",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "XXL",
      "size": "XXL",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": false,
      "stockCount": null,
      "price": 1399,
      "preorder": true,
      "deliveryNote": "Lieferbar, Lieferzeit ca. 14-18 Werktage"
    }
  ],
  "availabilityText": "sizes 4: 0 stocked, 1 order-only",
  "fetchedAt": "2026-09-19T06:07:50.367Z",
  "sourceMeta": {
    "skus": [
      "0197216152804",
      "0197216152767",
      "0197216152750",
      "0197216152774",
      "0197216152798",
      "0197216152811",
      "0197216152743",
      "0197216152781"
    ],
    "shopSkus": [
      "M7-28993:0004",
      "M7-28993:0003",
      "M7-28993:0006",
      "M7-28993:0005",
      "M7-28993:0000",
      "M7-28993:0001",
      "M7-28993:0007",
      "M7-28993:0002"
    ],
    "productGroupId": "cd6a4ba9603cf7d5b5020ce2dbf19882",
    "shopCategory": "Tourenräder",
    "variantCount": 8,
    "availabilities": [
      "https://schema.org/OutOfStock",
      "https://schema.org/OutOfStock",
      "https://schema.org/OutOfStock",
      "https://schema.org/OutOfStock",
      "https://schema.org/OutOfStock",
      "https://schema.org/OutOfStock",
      "https://schema.org/InStock",
      "https://schema.org/InStock"
    ],
    "listingStock": "Lieferbar"
  }
}

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