Wilier Adlar - GRX 1x11 - Contact - 28 Zoll - Diamant

fahrrad-xxl:2125912 · source URL · confidence 0.83

Eligibility

Can win a band.

Size decisions

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
L	L	—	unknown	unsupported	yes	€2.299,99	—
M	M	—	unknown	unsupported	yes	€2.299,99	—
S	S	—	unknown	unsupported	yes	€2.299,99	—

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

—

unknown

unsupported

yes

€2.299,99

—

unknown

unsupported

yes

€2.299,99

—

unknown

unsupported

yes

€2.299,99

—

mapping	unsupported
reason	Wilier publishes no defensible conventional equivalence for its letter sizes. No authoritative source could be obtained: wilier.com and its technical PDFs answer 403 to us, so nothing manufacturer-published could be read. Retailers list letters only. Refused for absence of evidence rather than because of contrary evidence — if the source becomes reachable this is worth revisiting.

mapping

unsupported

reason

Wilier publishes no defensible conventional equivalence for its letter sizes. No authoritative source could be obtained: wilier.com and its technical PDFs answer 403 to us, so nothing manufacturer-published could be read. Retailers list letters only. Refused for absence of evidence rather than because of contrary evidence — if the source becomes reachable this is worth revisiting.

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

Identity

Canonical configuration: Wilier | Adlar | GRX | 2025
Confidence: medium

brand exact (Wilier)
model normalized to "adlar"
groupset family exact (GRX)
model year exact (2025)
3 listings across 1 retailer
downgraded to medium: listings disagree on speeds: 11 vs 12
conflict: speeds: 11 vs 12

retailer	price	sizes in stock
Fahrrad XXL	€2.199,99	L, XS	debug
Fahrrad XXL	€2.299,99	L, M, S	debug
Fahrrad XXL	€2.999,99	XL	debug

retailer

price

sizes in stock

Fahrrad XXL

€2.199,99

L, XS

debug

Fahrrad XXL

€2.299,99

L, M, S

debug

Fahrrad XXL

€2.999,99

debug

Provenance — why we believe each fact

field source evidence

brand retailer:fahrrad-xxl / parse Wilier

model retailer:fahrrad-xxl / derived Wilier Adlar - GRX 1x11 - Contact - 28 Zoll - Diamant

modelYear retailer:fahrrad-xxl / parse Saison: 2025

category retailer:fahrrad-xxl / parse GRX

frameMaterial retailer:fahrrad-xxl / parse Carbon

groupsetFamily retailer:fahrrad-xxl / dictionary Shimano GRXST-RX600 || Shimano GRX RD-RX812

electronicShifting retailer:fahrrad-xxl / derived Shimano GRXST-RX600 || Shimano GRX RD-RX812

speeds retailer:fahrrad-xxl / parse 11 - Gänge

brakes retailer:fahrrad-xxl / parse hydraulische Scheibenbremse

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

fork retailer:fahrrad-xxl / dictionary Adlar - Carbon Monocoque Nhu-Mod

dropperPost retailer:fahrrad-xxl / derived seatpost row "Ritchey Comp 2-Bolt Aluminium" names no dropper, in a 31-field spec table

beltDrive retailer:fahrrad-xxl / parse CN-HG6

lighting retailer:fahrrad-xxl / parse ohne Beleuchtung

wheelSize retailer:fahrrad-xxl / parse 28

powerMeter retailer:fahrrad-xxl / derived absent from a 31-field spec table

availability retailer:fahrrad-xxl / derived 3 of 3 sizes shippable

field	source	evidence
brand	`retailer:fahrrad-xxl` / parse	Wilier
model	`retailer:fahrrad-xxl` / derived	Wilier Adlar - GRX 1x11 - Contact - 28 Zoll - Diamant
modelYear	`retailer:fahrrad-xxl` / parse	Saison: 2025
category	`retailer:fahrrad-xxl` / parse	GRX
frameMaterial	`retailer:fahrrad-xxl` / parse	Carbon
groupsetFamily	`retailer:fahrrad-xxl` / dictionary	Shimano GRXST-RX600 \|\| Shimano GRX RD-RX812
electronicShifting	`retailer:fahrrad-xxl` / derived	Shimano GRXST-RX600 \|\| Shimano GRX RD-RX812
speeds	`retailer:fahrrad-xxl` / parse	11 - Gänge
brakes	`retailer:fahrrad-xxl` / parse	hydraulische Scheibenbremse
suspension	`retailer:fahrrad-xxl` / derived	no suspension fork and no rear shock on a drop-bar listing
fork	`retailer:fahrrad-xxl` / dictionary	Adlar - Carbon Monocoque Nhu-Mod
dropperPost	`retailer:fahrrad-xxl` / derived	seatpost row "Ritchey Comp 2-Bolt Aluminium" names no dropper, in a 31-field spec table
beltDrive	`retailer:fahrrad-xxl` / parse	CN-HG6
lighting	`retailer:fahrrad-xxl` / parse	ohne Beleuchtung
wheelSize	`retailer:fahrrad-xxl` / parse	28
powerMeter	`retailer:fahrrad-xxl` / derived	absent from a 31-field spec table
availability	`retailer:fahrrad-xxl` / derived	3 of 3 sizes shippable

Warnings

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

Score breakdown

{
  "frameScore": 26,
  "drivetrainScore": 20,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 51,
  "notes": [
    "Shimano GRX = 20.",
    "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 gravel.",
    "Weight not published: no weight adjustment either way."
  ],
  "marketPrice": 2660,
  "valueScore": 1.157,
  "savingsVsMarket": 360.0100000000002
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "Wheelset material and specific wheel model are not stated (only tyre: \"Vittoria Terreno Dry 700X47C Tubeless Ready\"). No complete-bike weight is given (only \"Zulässiges Gewicht inkl. Fahrer und Zuladung: 110 kg\").",
  "raw": {
    "frameMaterial": {
      "value": "carbon",
      "evidence": "Rahmenmaterial: Carbon",
      "confidence": 0.9
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Shimano GRX",
      "confidence": 0.9
    },
    "groupsetFamily": {
      "value": "GRX",
      "evidence": "Shimano GRX",
      "confidence": 0.9
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "11-Gang Kettenschaltung",
      "confidence": 0.9
    },
    "speeds": {
      "value": "11",
      "evidence": "11-Gang Kettenschaltung",
      "confidence": 0.9
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Schaltwerk: Shimano GRX RD-RX812\nSchalthebel: Shimano GRXST-RX600\nKurbelgarnitur: Shimano GRX FC-RX600-1 40 Zähne",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "hydraulische Scheibenbremse",
      "confidence": 0.9
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.3
    },
    "notes": "Wheelset material and specific wheel model are not stated (only tyre: \"Vittoria Terreno Dry 700X47C Tubeless Ready\"). No complete-bike weight is given (only \"Zulässiges Gewicht inkl. Fahrer und Zuladung: 110 kg\")."
  }
}

Normalized record

{
  "id": "fahrrad-xxl:2125912",
  "retailer": "fahrrad-xxl",
  "retailerProductId": "2125912",
  "productUrl": "https://www.fahrrad-xxl.de/wilier-adlar-grx-1x11-contact-m000108307",
  "brand": "Wilier",
  "model": "Adlar",
  "modelYear": 2025,
  "category": "gravel",
  "categoryBasis": "stated",
  "sourceCategory": "gravel",
  "price": 2299.99,
  "originalPrice": 3100,
  "currency": "EUR",
  "discountPercent": 26,
  "frameMaterial": "carbon",
  "frameModel": "Adlar - Carbon Monocoque Nhu-Mod",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "GRX",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 11,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "GRX",
    "rearDerailleur": "GRX",
    "crank": "GRX"
  },
  "groupsetTierSpread": 0,
  "crank": "Shimano GRX FC-RX600-1 40 Zähne",
  "cassette": "Shimano CS-M8000-11 11-42 Zähne",
  "brakes": "hydraulic-disc",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": false,
  "wheelSize": "28",
  "wheelset": "Thru Axle 12X125 mm | Thru Axle 12X171 mm",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Vittoria Terreno Dry 700X47C Tubeless Ready",
  "weightKg": null,
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "L",
      "size": "L",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    },
    {
      "rawSize": "S",
      "size": "S",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    }
  ],
  "seller": null,
  "availability": "in-stock",
  "gtins": [],
  "imageUrl": "https://cdn.fahrrad-xxl.de/media/pimg/817/thumbs/5308852_23414741.webp",
  "rawTitle": "Wilier Adlar - GRX 1x11 - Contact - 28 Zoll - Diamant",
  "fetchedAt": "2026-09-19T06:12:18.020Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ]
}

Parsed specification table

{
  "Zulässiges Gewicht inkl. Fahrer und Zuladung": "110 kg",
  "Schaltung": "11-Gang Kettenschaltung",
  "Schaltwerk": "Shimano GRX RD-RX812",
  "Schalthebel": "Shimano GRXST-RX600",
  "Kurbelgarnitur": "Shimano GRX FC-RX600-1 40 Zähne",
  "Kette": "Shimano GRX CN-HG601-11 114 Glieder",
  "Kassette": "Shimano CS-M8000-11 11-42 Zähne",
  "Bremsen vorne": "Shimano GRX BR-RX400, hydraulische Scheibenbremse",
  "Bremsscheibe": "Shimano Center Lock SM-RT70 160 mm;160 mm / 160 mm",
  "Bremsen hinten": "Shimano GRX BR-RX400, hydraulische Scheibenbremse",
  "Gabel": "Adlar - Carbon Monocoque Nhu-Mod",
  "Rahmen": "Adlar - Carbon Monocoque Nhu-Mod",
  "Rahmenform": "Diamant",
  "Lenker": "Ritchey Comp Corralitos",
  "Vorbau": "Wilier Stemma S",
  "Steuersatz": "Wilier Custom Bearings Superslim + Ritchey Cartridge",
  "Sattel": "Wilier Saddle Road Titan Rail M 245-144",
  "Sattelstütze": "Ritchey Comp 2-Bolt Aluminium",
  "Nabe vorne": "Thru Axle 12X125 mm",
  "Nabe hinten": "Thru Axle 12X171 mm",
  "Reifen (vorne)": "Vittoria Terreno Dry 700X47C Tubeless Ready",
  "Reifen (hinten)": "Vittoria Terreno Dry 700X47C Tubeless Ready",
  "Tretlager": "Miche BB Pressfit 86.5X41",
  "Beleuchtung": "ohne Beleuchtung",
  "Gänge": "11 - Gänge",
  "Geschlecht": "Herren",
  "Marke": "Wilier",
  "Radgröße": "28 Zoll",
  "Rahmenmaterial": "Carbon",
  "Saison": "2025",
  "Schaltart": "Kettenschaltung"
}

Raw adapter output

{
  "retailer": "fahrrad-xxl",
  "retailerProductId": "2125912",
  "productUrl": "https://www.fahrrad-xxl.de/wilier-adlar-grx-1x11-contact-m000108307",
  "extractionMethod": "json-ld",
  "sourceCategory": "gravel",
  "rawTitle": "Wilier Adlar - GRX 1x11 - Contact - 28 Zoll - Diamant",
  "rawBrand": "Wilier",
  "price": 2299.99,
  "originalPrice": 3100,
  "currency": "EUR",
  "imageUrl": "https://cdn.fahrrad-xxl.de/media/pimg/817/thumbs/5308852_23414741.webp",
  "rawSpecifications": {
    "Zulässiges Gewicht inkl. Fahrer und Zuladung": "110 kg",
    "Schaltung": "11-Gang Kettenschaltung",
    "Schaltwerk": "Shimano GRX RD-RX812",
    "Schalthebel": "Shimano GRXST-RX600",
    "Kurbelgarnitur": "Shimano GRX FC-RX600-1 40 Zähne",
    "Kette": "Shimano GRX CN-HG601-11 114 Glieder",
    "Kassette": "Shimano CS-M8000-11 11-42 Zähne",
    "Bremsen vorne": "Shimano GRX BR-RX400, hydraulische Scheibenbremse",
    "Bremsscheibe": "Shimano Center Lock SM-RT70 160 mm;160 mm / 160 mm",
    "Bremsen hinten": "Shimano GRX BR-RX400, hydraulische Scheibenbremse",
    "Gabel": "Adlar - Carbon Monocoque Nhu-Mod",
    "Rahmen": "Adlar - Carbon Monocoque Nhu-Mod",
    "Rahmenform": "Diamant",
    "Lenker": "Ritchey Comp Corralitos",
    "Vorbau": "Wilier Stemma S",
    "Steuersatz": "Wilier Custom Bearings Superslim + Ritchey Cartridge",
    "Sattel": "Wilier Saddle Road Titan Rail M 245-144",
    "Sattelstütze": "Ritchey Comp 2-Bolt Aluminium",
    "Nabe vorne": "Thru Axle 12X125 mm",
    "Nabe hinten": "Thru Axle 12X171 mm",
    "Reifen (vorne)": "Vittoria Terreno Dry 700X47C Tubeless Ready",
    "Reifen (hinten)": "Vittoria Terreno Dry 700X47C Tubeless Ready",
    "Tretlager": "Miche BB Pressfit 86.5X41",
    "Beleuchtung": "ohne Beleuchtung",
    "Gänge": "11 - Gänge",
    "Geschlecht": "Herren",
    "Marke": "Wilier",
    "Radgröße": "28 Zoll",
    "Rahmenmaterial": "Carbon",
    "Saison": "2025",
    "Schaltart": "Kettenschaltung"
  },
  "rawFeatures": [
    "Adlar - GRX 1x11 - Contact im Überblick Mit dem Adlar - GRX 1x11 - Contact erhältst du ein vielseitiges Gravel-Bike, das speziell für anspruchsvolle Touren auf Straße, Schotterwegen und leichtem Gelände konzipiert ist. Du kannst es ideal für Langstrecken, Bikepacking und Abenteuerfahrten nutzen, bei denen Zuverlässigkeit und Komfort gefragt sind. Das Modell aus der Mittelklasse bietet dir eine hochwertige Carbon-Monocoque-Rahmenkonstruktion in Diamantform und eine Radgröße von 28 Zoll, die für ein ausgewogenes Fahrverhalten sorgt. Die 11-Gang Kettenschaltung von Shimano GRX ermöglicht dir präzise und geschmeidige Gangwechsel unter verschiedensten Bedingungen. Die Highlights des Adlar - GRX 1x11 - Contact: Diese Komponenten machen das Gravel-Bike besonders leistungsstark und alltagstauglich: Schaltung: Die 11-Gang Kettenschaltung Shimano GRX sorgt für zuverlässige und präzise Schaltvorgänge, damit du auch auf wechselndem Terrain immer den passenden Gang findest. Schaltwerk: Das Shimano GRX RD-RX812 Schaltwerk ist speziell für Gravel-Bikes entwickelt und bietet hohe Robustheit sowie eine optimale Kettenführung, was die Fahrsicherheit erhöht. Bremse: Vorn und hinten sind hydraulische Scheibenbremsen Shimano GRX BR-RX400 verbaut, die dir eine kraftvolle und dosierbare Bremsleistung bei allen Witterungsbedingungen ermöglichen. Rahmen: Der Carbon Monocoque Nhu-Mod Rahmen kombiniert geringes Gewicht mit hoher Steifigkeit und sorgt für ein direktes Fahrgefühl ohne Komforteinbußen. Welche Reifen sind beim Adlar - GRX 1x11 - Contact verbaut? Das Bike ist mit Vittoria Terreno Dry 700x47C Tubeless Ready Reifen ausgestattet. Diese bieten dir guten Grip auf trockenen Schotterwegen und sind dank Tubeless-Technologie pannensicherer und komfortabler. Wie ist die Rahmenform des Adlar - GRX 1x11 - Contact gestaltet? Der Rahmen ist als Diamantform ausgeführt, was für eine klassische, sportliche Geometrie sorgt und eine ausgewogene Balance zwischen Stabilität und Agilität ermöglicht. Welche Vorteile bietet die Carbonrahmenkonstruktion? Der Carbon Monocoque Nhu-Mod Rahmen ist leicht und steif, was das Handling verbessert und gleichzeitig Vibrationen dämpft. So profitierst du von mehr Komfort auf langen Strecken und besserer Kraftübertragung."
  ],
  "rawSizes": [
    {
      "rawSize": "L",
      "size": "L",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    },
    {
      "rawSize": "S",
      "size": "S",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 2299.99
    }
  ],
  "availabilityText": "3 of 3 sizes shippable",
  "fetchedAt": "2026-09-19T06:12:18.020Z",
  "sourceMeta": {
    "articleNumber": "M000108307",
    "variantCount": 5,
    "skus": [
      "x7290817",
      "x7272010",
      "x7272009",
      "x7290815",
      "x7272008"
    ],
    "availabilities": [
      "https://schema.org/InStock",
      "https://schema.org/InStock",
      "https://schema.org/InStock",
      "https://schema.org/InStock",
      "https://schema.org/InStock"
    ]
  }
}

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