← Review table (city) · shopper page
liquid-life:10595973857589 · source URL · confidence 0.83
Cannot win: availability is out-of-stock; no size confirmed in stock
| retailer label | alpha | comparable cm | match | mapping | in stock | variant price | evidence |
|---|---|---|---|---|---|---|---|
| XL | XL | — | unknown | unsupported | no | €599 | — |
| L | L | — | unknown | unsupported | no | €599 | — |
| M | M | — | unknown | unsupported | no | €599 | — |
| S | S | — | unknown | unsupported | no | €599 | — |
| XS | XS | — | unknown | unsupported | no | €599 | — |
| mapping | unsupported |
|---|---|
| reason | Trek publishes no defensible conventional equivalence for its letter sizes. Trek states it 'recently transitioned Trek road bike sizing from numerical sizing to alpha sizing' and now publishes height and inseam only. The centimetre figures retailers print beside Trek letters are per-model seat-tube lengths, not size names: the same 'M' appears as 47.6 cm on a Madone and 50 cm on a Domane, and 'S' also appears as 47.6 cm. The only cm-to-letter statement Trek makes is partial — the Madone Gen 8 FAQ says 'Sizes 52cm and 54cm have been combined into one size (M) and size 62cm has been replaced with a new XL frame' — which accounts for two of eight old sizes and leaves 58 cm and 60 cm unresolved between L and XL. Any complete mapping would have to be invented, so Trek keeps its letters and its retailer-printed centimetres are discarded rather than read as conventional sizes. |
A shopper asking for: 54 → nothing compatible · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible
Only listing of this configuration — nothing to merge.
| field | source | evidence |
|---|---|---|
| brand | retailer:liquid-life / parse | Trek |
| model | retailer:liquid-life / derived | Trek FX 1 Gen 4 Dark Star 2027 |
| modelYear | retailer:liquid-life / parse | Trek FX 1 Gen 4 Dark Star 2027 |
| category | retailer:liquid-life / derived | retailer taxonomy |
| frameMaterial | retailer:liquid-life / parse | Aluminium |
| groupsetFamily | retailer:liquid-life / dictionary | Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel |
| electronicShifting | retailer:liquid-life / derived | Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel |
| speeds | retailer:liquid-life / parse | 8fach |
| brakes | retailer:liquid-life / parse | Mechanische Scheibenbremse |
| suspension | retailer:liquid-life / derived | no suspension fork and no rear shock on a drop-bar listing |
| fork | retailer:liquid-life / dictionary | FX steel, flat-mount disc, rack mounts, 410mm axle-to-crown, ThruSkew 5mm QR |
| dropperPost | retailer:liquid-life / derived | seatpost row "Bontrager aus Aluminium, 27,2 mm, 12 mm Versatz, 400 mm Läng" names no dropper, in a 17-field spec table |
| beltDrive | retailer:liquid-life / parse | KMC |
| wheelSize | retailer:liquid-life / parse | 28 |
| powerMeter | retailer:liquid-life / derived | absent from a 17-field spec table |
| availability | retailer:liquid-life / derived | all variants sold out |
info wheel-material-unknown — Wheel material could not be established.{
"frameScore": 11,
"drivetrainScore": 4,
"wheelScore": 5,
"extrasScore": 1,
"suspensionScore": 0,
"weightAdjustment": 0,
"equipmentValue": 21,
"notes": [
"Shimano Acera = 9.",
"8-speed -5.",
"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 \"mechanical-disc\" +1.",
"Weight not published: no weight adjustment either way."
],
"marketPrice": 646,
"valueScore": 1.078,
"savingsVsMarket": 47
}
{
"requested": [
"wheelMaterial",
"wheelTier",
"weightKg"
],
"applied": [],
"rejected": [],
"notes": "Wheel rims/wheelset material and wheelset model are not specified. Only tyres are named (\"Bontrager H2 Comp, Drahtwulstkern, 30 TPI, 700 x 35 mm\"), which does not establish wheelMaterial or wheelTier. No complete-bike weight given.",
"raw": {
"frameMaterial": {
"value": "aluminium",
"evidence": "Rahmen: Alpha Gold Aluminium, interne Zugführung, Gepäckträger- und Schutzblechösen, Post Mount-Scheibenbremsaufnahme, Seitenständeraufnahme 135 x 5 mm Schnellspannachse",
"confidence": 0.9
},
"groupsetBrand": {
"value": "Shimano",
"evidence": "Schaltwerk: Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel",
"confidence": 0.9
},
"groupsetFamily": {
"value": "Acera",
"evidence": "Schaltwerk: Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel",
"confidence": 0.9
},
"electronicShifting": {
"value": null,
"evidence": null,
"confidence": 0.3
},
"speeds": {
"value": "8",
"evidence": "Kassette: Shimano, 8fach, 12-32 Z.",
"confidence": 0.9
},
"mixedGroupset": {
"value": "true",
"evidence": "Schaltwerk: Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel\nSchalthebel: Shimano\nKette: KMC Z8.3\nKurbel: Geschmiedetes Aluminium, 46/30, 170 mm Kurbelarmlänge",
"confidence": 0.8
},
"wheelMaterial": {
"value": null,
"evidence": null,
"confidence": 0.3
},
"wheelTier": {
"value": null,
"evidence": null,
"confidence": 0.3
},
"brakes": {
"value": "mechanical-disc",
"evidence": "Mechanische Scheibenbremse Tektro MD-U310 // Mechanische Scheibenbremse Tektro MD-U310",
"confidence": 0.9
},
"weightKg": {
"value": null,
"evidence": null,
"confidence": 0.3
},
"powerMeter": {
"value": null,
"evidence": null,
"confidence": 0.3
},
"notes": "Wheel rims/wheelset material and wheelset model are not specified. Only tyres are named (\"Bontrager H2 Comp, Drahtwulstkern, 30 TPI, 700 x 35 mm\"), which does not establish wheelMaterial or wheelTier. No complete-bike weight given."
}
}
{
"id": "liquid-life:10595973857589",
"retailer": "liquid-life",
"retailerProductId": "10595973857589",
"productUrl": "https://www.liquid-life.de/products/trek-fx-1-gen-4-dark-star-2027",
"brand": "Trek",
"model": "FX 1 Gen 4 Dark Star",
"modelYear": 2027,
"category": "city",
"categoryBasis": "route",
"sourceCategory": "city",
"price": 599,
"originalPrice": null,
"currency": "EUR",
"discountPercent": null,
"frameMaterial": "aluminium",
"frameModel": "Alpha Gold Aluminium, interne Zugführung, Gepäckträger- und Schutzblechösen, Post Mount-Scheibenbremsaufnahme, Seitenständeraufnahme 135 x 5 mm Schnellspannachs",
"frameTier": null,
"groupsetBrand": "Shimano",
"groupsetFamily": "Acera",
"groupsetGeneration": null,
"electronicShifting": false,
"speeds": 8,
"mixedGroupset": false,
"groupsetComponents": {
"rearDerailleur": "Acera"
},
"groupsetTierSpread": 0,
"crank": "Geschmiedetes Aluminium, 46/30, 170 mm Kurbelarmlänge",
"cassette": "Shimano, 8fach, 12-32 Z.",
"brakes": "mechanical-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": null,
"wheelSize": "28",
"wheelset": null,
"wheelMaterial": "unknown",
"wheelTier": "unknown",
"tyres": "Bontrager H2 Comp, Drahtwulstkern, 30 TPI, 700 x 35 mm",
"weightKg": null,
"powerMeter": false,
"powerMeterKind": null,
"availableSizes": [
{
"rawSize": "XL",
"size": "XL",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "L",
"size": "L",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "M",
"size": "M",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "S",
"size": "S",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "XS",
"size": "XS",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
}
],
"seller": null,
"availability": "out-of-stock",
"gtins": [],
"imageUrl": "https://cdn.shopify.com/s/files/1/0783/9134/5461/files/650626.webp?v=1783929685",
"rawTitle": "Trek FX 1 Gen 4 Dark Star 2027",
"fetchedAt": "2026-09-19T05:53:50.355Z",
"normalizationConfidence": 0.83,
"warnings": [
{
"code": "wheel-material-unknown",
"message": "Wheel material could not be established.",
"severity": "info"
}
]
}
{
"Rahmen": "Alpha Gold Aluminium, interne Zugführung, Gepäckträger- und Schutzblechösen, Post Mount-Scheibenbremsaufnahme, Seitenständeraufnahme 135 x 5 mm Schnellspannachse",
"Gabel": "FX steel, flat-mount disc, rack mounts, 410mm axle-to-crown, ThruSkew 5mm QR",
"Reifen": "Bontrager H2 Comp, Drahtwulstkern, 30 TPI, 700 x 35 mm",
"Laufradgröße": "28\"",
"Schaltwerk": "Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel",
"Schalthebel": "Shimano",
"Kette": "KMC Z8.3",
"Kurbel": "Geschmiedetes Aluminium, 46/30, 170 mm Kurbelarmlänge",
"Kassette": "Shimano, 8fach, 12-32 Z.",
"Bremsen": "Mechanische Scheibenbremse Tektro MD-U310 // Mechanische Scheibenbremse Tektro MD-U310",
"Lenker": "Größe: XS, S, M, L - Bontrager Riser, Stahl, 25,4 mm, 30 mm Rise, 600 mm BreiteGröße: XL - Bontrager Riser, Stahl, 25,4 mm, 30 mm Rise, 620 mm Breite",
"Griffe": "Trek Ergonomic Comp, Schraubklemmung",
"Vorbau": "Bontrager, Aluminium, 25,4 mm Klemmdurchmesser, 10 Grad, 110 mm Länge",
"Sattel": "Bontrager Sport",
"Sattelstütze": "Bontrager aus Aluminium, 27,2 mm, 12 mm Versatz, 400 mm Länge",
"Pedale": "nicht im Lieferumfang enthalten",
"Disziplin": "Urbanbike"
}
{
"retailer": "liquid-life",
"retailerProductId": "10595973857589",
"productUrl": "https://www.liquid-life.de/products/trek-fx-1-gen-4-dark-star-2027",
"extractionMethod": "public-json-api",
"sourceCategory": "city",
"rawTitle": "Trek FX 1 Gen 4 Dark Star 2027",
"rawBrand": "Trek",
"price": 599,
"originalPrice": null,
"currency": "EUR",
"imageUrl": "https://cdn.shopify.com/s/files/1/0783/9134/5461/files/650626.webp?v=1783929685",
"rawSpecifications": {
"Rahmen": "Alpha Gold Aluminium, interne Zugführung, Gepäckträger- und Schutzblechösen, Post Mount-Scheibenbremsaufnahme, Seitenständeraufnahme 135 x 5 mm Schnellspannachse",
"Gabel": "FX steel, flat-mount disc, rack mounts, 410mm axle-to-crown, ThruSkew 5mm QR",
"Reifen": "Bontrager H2 Comp, Drahtwulstkern, 30 TPI, 700 x 35 mm",
"Laufradgröße": "28\"",
"Schaltwerk": "Shimano Acera M3020-8, max. 40 Z. an größtem Ritzel",
"Schalthebel": "Shimano",
"Kette": "KMC Z8.3",
"Kurbel": "Geschmiedetes Aluminium, 46/30, 170 mm Kurbelarmlänge",
"Kassette": "Shimano, 8fach, 12-32 Z.",
"Bremsen": "Mechanische Scheibenbremse Tektro MD-U310 // Mechanische Scheibenbremse Tektro MD-U310",
"Lenker": "Größe: XS, S, M, L - Bontrager Riser, Stahl, 25,4 mm, 30 mm Rise, 600 mm BreiteGröße: XL - Bontrager Riser, Stahl, 25,4 mm, 30 mm Rise, 620 mm Breite",
"Griffe": "Trek Ergonomic Comp, Schraubklemmung",
"Vorbau": "Bontrager, Aluminium, 25,4 mm Klemmdurchmesser, 10 Grad, 110 mm Länge",
"Sattel": "Bontrager Sport",
"Sattelstütze": "Bontrager aus Aluminium, 27,2 mm, 12 mm Versatz, 400 mm Länge",
"Pedale": "nicht im Lieferumfang enthalten",
"Disziplin": "Urbanbike"
},
"rawFeatures": [
"Trek FX 1 Gen 4 Dark Star 2027 | Urbanbike Das FX 1 ist ein vielseitiges und schnittiges Bike für den Alltag, zur sportlichen Betätigung und für den täglichen Weg zur Arbeit. Die 16-Gang-Schaltung von Shimano bietet eine große Übersetzungsbandbreite, während mechanische Scheibenbremsen für eine zuverlässige Bremskraft sorgen. Dank Befestigungsmöglichkeiten für Gepäckträger und Zubehör lässt es sich ganz einfach an deine täglichen Bedürfnisse anpassen."
],
"rawSizes": [
{
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"size": "XL",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
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"size": "L",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
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"size": "M",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "S",
"size": "S",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
},
{
"rawSize": "XS",
"size": "XS",
"sizeCm": null,
"inStock": false,
"stockCount": null,
"price": 599,
"preorder": false,
"deliveryNote": null
}
],
"availabilityText": "all variants sold out",
"fetchedAt": "2026-09-19T05:53:50.355Z",
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