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Trek Rail+ 8 Gen 5 - 2026

mount7:b5d41ec7bf3803ddf125c21273df0eb2 · source URL · confidence 0.83 · GTIN 0197216100416, 0197216100423, 0197216100430, 0197216100447 +4

Eligibility

Cannot win: e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)

Size decisions

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

Identity

Canonical configuration: Trek | Rail+ 8 Gen 5 29 | XT | 2026
Confidence: medium

• brand exact (Trek)
• model normalized to "rail 8 gen 5 29"
• groupset family exact (XT)
• model year 2026 on 4 of 6 listings, unstated on the rest
• GTIN match (0197216100416, 0197216100423, 0197216100430, +5 more)
• 6 listings across 5 retailers
• downgraded to medium: listings disagree on suspension: front vs full
• conflict: suspension: front vs full

Provenance — why we believe each fact

Warnings

• info wheel-material-unknown — Wheel material could not be established.
• info mixed-groupset — Not a uniform groupset: {"rearDerailleur":"XT","cassette":"Deore"}. Ranked on the shifting level, with a penalty.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 22,
  "wheelScore": 5,
  "extrasScore": 3,
  "suspensionScore": 7,
  "weightAdjustment": 0,
  "equipmentValue": 48,
  "notes": [
    "Shimano XT = 23.",
    "Mixed groupset -1: cassette is Deore, 26 tier below XT.",
    "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 mtb-hardtail.",
    "Weight not published: no weight adjustment either way.",
    "Fork \"mid\" +7 (160 mm travel, which is not scored).",
    "Brake series \"basic\" +0.",
    "Dropper post +3."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The drivetrain components are from different Shimano families: XT derailleur, Deore cassette, and SLX chain. The wheelset is named as Bontrager Line Comp 30, but the source does not state its material or provide enough tier information. No complete-bike weight or power meter is stated.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmen: Alpha Platinum Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltwerk: Shimano XT M8100, 12-fach",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "XT",
      "evidence": "Schaltwerk: Shimano XT M8100, 12-fach",
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "speeds": {
      "value": "12",
      "evidence": "Schaltwerk: Shimano XT M8100, 12-fach",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kassette: Shimano Deore M6100, Übersetzung: 10-51",
      "confidence": 1
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "System: Hydraulische Scheibenbremse",
      "confidence": 1
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "The drivetrain components are from different Shimano families: XT derailleur, Deore cassette, and SLX chain. The wheelset is named as Bontrager Line Comp 30, but the source does not state its material or provide enough tier information. No complete-bike weight or power meter is stated."
  }
}

Normalized record

{
  "id": "mount7:b5d41ec7bf3803ddf125c21273df0eb2",
  "retailer": "mount7",
  "retailerProductId": "b5d41ec7bf3803ddf125c21273df0eb2",
  "productUrl": "https://www.mount7.com/trek-rail-8-gen-5-2027.html",
  "brand": "Trek",
  "model": "Rail+ 8 Gen 5",
  "modelYear": 2026,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 4149,
  "originalPrice": 5499,
  "currency": "EUR",
  "discountPercent": 25,
  "frameMaterial": "aluminium",
  "frameModel": "Alpha Platinum Aluminium, Konstruktion: Removable Integrated Battery (RIB 2.0), konisches Steuerrohr, interne Control Freak Zugführung, Motor Armor, Boost148, 1",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "XT",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 12,
  "mixedGroupset": true,
  "groupsetComponents": {
    "rearDerailleur": "XT",
    "cassette": "Deore"
  },
  "groupsetTierSpread": 26,
  "crank": null,
  "cassette": "Shimano Deore M6100, Übersetzung: 10-51",
  "brakes": "hydraulic-disc",
  "brakePistons": null,
  "brakeTier": "basic",
  "suspension": "full",
  "fork": {
    "make": "RockShox",
    "line": "ZEB",
    "tier": "mid",
    "travelMm": 160
  },
  "rearShock": {
    "make": "RockShox",
    "line": "Super Deluxe",
    "tier": "upper"
  },
  "dropperPost": true,
  "beltDrive": null,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": null,
  "wheelSize": null,
  "wheelset": "Bontrager Line Comp 30, Radgröße: Mullet (größeabhängig), Größe S: 27.5 Zoll (vorne & hinten), Größe M, L, XL: Mullet (29 Zoll vorne, 27.5 Z",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Bontrager Brevard Pro XR, Breite: 2.5 Zoll, Eigenschaften: Tubeless-Ready, Dual-Mischung, Aramidwulstkern, 60 TPI",
  "weightKg": null,
  "ebike": {
    "motor": {
      "text": "Bosch Performance Line CX (BDU384Y), Nenndauerleistung: 250 Watt, Drehmoment: 120 Nm, Max. Unterstützungsgeschwindigkeit: 25 km/h",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 120,
      "torqueSource": "retailer",
      "ratedPowerW": 250,
      "peakPowerW": null
    },
    "battery": {
      "text": "Bosch PowerTube, Smart System, Kapazität: 800 Wh",
      "capacityWh": 800,
      "count": 1,
      "integration": "integrated",
      "removable": true
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch System-Controller BRC3100, Smart System",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-mtb",
    "eDisciplineBasis": "leaf",
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": null,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "L",
      "size": "L",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "XL",
      "size": "XL",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "S",
      "size": "S",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "seller": null,
  "availability": "in-stock",
  "gtins": [
    "0197216100416",
    "0197216100423",
    "0197216100430",
    "0197216100447",
    "0197216100454",
    "0197216100461",
    "0197216100478",
    "0197216100485"
  ],
  "imageUrl": "https://www.mount7.com/out/pictures/ys_generated/320_255_75/out/pictures/master/product/1/Rail8-25-48474-B-Primary.jpg",
  "rawTitle": "Trek Rail+ 8 Gen 5 - 2026",
  "fetchedAt": "2026-09-26T07:42:20.434Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    },
    {
      "code": "mixed-groupset",
      "message": "Not a uniform groupset: {\"rearDerailleur\":\"XT\",\"cassette\":\"Deore\"}. Ranked on the shifting level, with a penalty.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "speedClass",
      "frameShape"
    ],
    "applied": [
      "speedClass"
    ],
    "rejected": [
      {
        "field": "motorModel",
        "reason": "evidence does not name bosch-performance-line-cx-bdu384y",
        "value": "bosch-performance-line-cx-bdu384y",
        "evidence": "Motor: Bosch Performance Line CX (BDU384Y)"
      }
    ],
    "notes": "Die Rahmenform ist im Quelltext nicht angegeben.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Dank des Bosch Performance Line CX Motors erlebst du exakt diese souveräne Unterstützung",
        "confidence": 1
      },
      "motorModel": {
        "value": "bosch-performance-line-cx-bdu384y",
        "evidence": "Motor: Bosch Performance Line CX (BDU384Y)",
        "confidence": 1
      },
      "batteryWh": {
        "value": "800",
        "evidence": "Akku: Bosch PowerTube, Smart System, Kapazität: 800 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Max. Unterstützungsgeschwindigkeit: 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": "integrated",
        "evidence": "der integrierte 800 Wh Bosch PowerTube",
        "confidence": 1
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "notes": "Die Rahmenform ist im Quelltext nicht angegeben."
    }
  }
}

Parsed specification table

{
  "Motor": "Bosch Performance Line CX (BDU384Y), Nenndauerleistung: 250 Watt, Drehmoment: 120 Nm, Max. Unterstützungsgeschwindigkeit: 25 km/h",
  "Akku": "Bosch PowerTube, Smart System, Kapazität: 800 Wh",
  "Display": "Bosch System-Controller BRC3100, Smart System",
  "Rahmen": "Alpha Platinum Aluminium, Konstruktion: Removable Integrated Battery (RIB 2.0), konisches Steuerrohr, interne Control Freak Zugführung, Motor Armor, Boost148, 12-mm-Steckachse, Federweg gesamt: 160 mm",
  "Gabel": "RockShox ZEB Select, Federweg: 160 mm, Details: DebonAir Feder, Charger RC Dämpfer, konischer Gabelschaft, 44 mm Vorbiegung, Boost110, Maxle Stealth Achse",
  "Dämpfer": "RockShox Super Deluxe Select+ RT, Federweg: 160 mm",
  "Schaltwerk": "Shimano XT M8100, 12-fach",
  "Kassette": "Shimano Deore M6100, Übersetzung: 10-51",
  "Kette": "Shimano SLX M7100",
  "Bremsen": "SRAM DB 8, System: Hydraulische Scheibenbremse",
  "Laufräder": "Bontrager Line Comp 30, Radgröße: Mullet (größeabhängig), Größe S: 27.5 Zoll (vorne & hinten), Größe M, L, XL: Mullet (29 Zoll vorne, 27.5 Zoll hinten)",
  "Reifen": "Bontrager Brevard Pro XR, Breite: 2.5 Zoll, Eigenschaften: Tubeless-Ready, Dual-Mischung, Aramidwulstkern, 60 TPI",
  "Lenker": "Bontrager Line, Material: Aluminium, Breite: 780 mm, Details: 35 mm Klemmung, 27.5 mm Rise",
  "Griffe": "Bontrager XR Trail Comp, Nylonklemme",
  "Sattel": "Bontrager Verse P3, Stahlstreben",
  "Sattelstütze": "Bontrager Line Dropper, Durchmesser: 34.9 mm, Hub: Größe S: 150 mm | Größe M: 170 mm | Größe L, XL: 200 mm, Funktionen: Absenkbar, Lenkerfernbedienung, Interne Leitungsverlegung",
  "Verfügbare Farben": "Dark Star, Powersurge"
}

Raw adapter output

{
  "retailer": "mount7",
  "retailerProductId": "b5d41ec7bf3803ddf125c21273df0eb2",
  "productUrl": "https://www.mount7.com/trek-rail-8-gen-5-2027.html",
  "extractionMethod": "json-ld",
  "sourceCategory": "e-bike",
  "rawTitle": "Trek Rail+ 8 Gen 5 - 2026",
  "rawBrand": "Trek",
  "price": 4149,
  "originalPrice": 5499,
  "currency": "EUR",
  "imageUrl": "https://www.mount7.com/out/pictures/ys_generated/320_255_75/out/pictures/master/product/1/Rail8-25-48474-B-Primary.jpg",
  "rawSpecifications": {
    "Motor": "Bosch Performance Line CX (BDU384Y), Nenndauerleistung: 250 Watt, Drehmoment: 120 Nm, Max. Unterstützungsgeschwindigkeit: 25 km/h",
    "Akku": "Bosch PowerTube, Smart System, Kapazität: 800 Wh",
    "Display": "Bosch System-Controller BRC3100, Smart System",
    "Rahmen": "Alpha Platinum Aluminium, Konstruktion: Removable Integrated Battery (RIB 2.0), konisches Steuerrohr, interne Control Freak Zugführung, Motor Armor, Boost148, 12-mm-Steckachse, Federweg gesamt: 160 mm",
    "Gabel": "RockShox ZEB Select, Federweg: 160 mm, Details: DebonAir Feder, Charger RC Dämpfer, konischer Gabelschaft, 44 mm Vorbiegung, Boost110, Maxle Stealth Achse",
    "Dämpfer": "RockShox Super Deluxe Select+ RT, Federweg: 160 mm",
    "Schaltwerk": "Shimano XT M8100, 12-fach",
    "Kassette": "Shimano Deore M6100, Übersetzung: 10-51",
    "Kette": "Shimano SLX M7100",
    "Bremsen": "SRAM DB 8, System: Hydraulische Scheibenbremse",
    "Laufräder": "Bontrager Line Comp 30, Radgröße: Mullet (größeabhängig), Größe S: 27.5 Zoll (vorne & hinten), Größe M, L, XL: Mullet (29 Zoll vorne, 27.5 Zoll hinten)",
    "Reifen": "Bontrager Brevard Pro XR, Breite: 2.5 Zoll, Eigenschaften: Tubeless-Ready, Dual-Mischung, Aramidwulstkern, 60 TPI",
    "Lenker": "Bontrager Line, Material: Aluminium, Breite: 780 mm, Details: 35 mm Klemmung, 27.5 mm Rise",
    "Griffe": "Bontrager XR Trail Comp, Nylonklemme",
    "Sattel": "Bontrager Verse P3, Stahlstreben",
    "Sattelstütze": "Bontrager Line Dropper, Durchmesser: 34.9 mm, Hub: Größe S: 150 mm | Größe M: 170 mm | Größe L, XL: 200 mm, Funktionen: Absenkbar, Lenkerfernbedienung, Interne Leitungsverlegung",
    "Verfügbare Farben": "Dark Star, Powersurge"
  },
  "rawFeatures": [
    "Absolute Souveränität, wenn der Trail dir alles abverlangt. Du spürst beim Antritt sofort, wie sich jeder Pedaltritt in Vortrieb verwandelt und du die Kontrolle zurückgewinnst – nicht durch rohe Kraft, sondern durch gezielte, zuverlässige Unterstützung. Dank des Bosch Performance Line CX Motors erlebst du exakt diese souveräne Unterstützung: 250 W Dauerleistung und 120 Nm Drehmoment geben dir die Kraft für steile Rampen und beschleunigte Antritte, während der integrierte 800 Wh Bosch PowerTube dafür sorgt, dass lange Tage zur Routine werden. Die smarte Bedienung über den Bosch System-Controller BRC3100 lässt dich fokussiert fahren, nicht klicken.<br><br>Auf der Abfahrt merkst du sofort, dass das Rail+ 8 Gen 5 - 2026 mehr ist als ein Hilfsmotor auf Rädern: Es ist ein präzises Werkzeug für mutige Linienwahl. RockShox ZEB und RockShox Super Deluxe mit 160 mm Federweg schlucken Schläge, halten die Front stabil und geben dir die Freiheit, Tempo aufzubauen. Der robuste Alpha Platinum Aluminium-Rahmen mit interner Control-Freak-Zugführung und Motor Armor sorgt dafür, dass sich dein Bike auch im rauen Einsatz unverrückbar anfühlt. Bontrager Brevard Pro XR-Reifen sind tubeless-ready und bieten den Grip, der dir das Vertrauen gibt, präzise in die Kurven zu drücken, während die hydraulischen SRAM DB8-Bremsen Kontrolle liefern, wenn es wirklich zählt.<br><br>Fein abgestimmte Komponenten verwandeln rohe Kraft in echtes Fahrvergnügen: Die präzise Shimano XT M8100-12fach-Schaltung sorgt für knackige Gangwechsel unter Last und die Bontrager Line Dropper-Sattelstütze macht Positionswechsel on-the-fly zum Kinderspiel. Dank der abnehmbaren Batterie (RIB 2.0) und dem smarten System bleibst du flexibel – längere Runden, weniger Sorgen. Das Ergebnis? Ein Enduro-E‑MTB, das bergauf antreibt, bergab Vertrauen schenkt und dich immer schneller an die Grenzen bringt, die du gestern noch für unmöglich gehalten hast. Steig auf das Trek Rail+ 8 Gen 5 - 2026, gib Gas und erlebe, wie sich Dein Spiel auf dem Trail verändert."
  ],
  "rawSizes": [
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      "size": "L",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "XL",
      "size": "XL",
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      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "M",
      "size": "M",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    },
    {
      "rawSize": "S",
      "size": "S",
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 4149,
      "preorder": false,
      "deliveryNote": null
    }
  ],
  "availabilityText": "sizes 4: 4 stocked, 0 order-only",
  "fetchedAt": "2026-09-26T07:42:20.434Z",
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    "listingStock": "Auf Lager"
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