| Vehicle form | Tractor unit for semi-trailer (BC)Registered | Tractor unit for semi-trailer (BC)Registered |
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| Axle configuration | 4×2Declared | 4×2Declared |
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| Registered new | 2017–2022Registeredcentral 90% of records | 2023–2025Registeredcentral 90% of records |
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| Engine power | 250–251 kWDeclaredmedian 250 kW, across 36 declared configurations | 251 kWDeclared |
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| Engine displacement | 10.8 litresDeclared | 10.8 litresDeclared |
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| Gearbox | automatedDeclared | automatedDeclared |
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| Emission class | EURO VI C, EURO VI D, EURO VI ERegistered | EURO VI ERegistered |
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| Gross vehicle weight | 19,700–20,500 kgRegisteredmedian 20,500 kg, across 16 type-approval versions and 2 records without one | 20,500 kgRegistered |
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| Kerb weight | 6,809–12,433 kgRegisteredmedian 7,127 kg, over 108 registrations | 6,959–7,345 kgRegisteredmedian 7,171 kg, over 30 registrations |
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| Wheelbase | 3,600–3,800 mmRegisteredmedian 3,600 mm, over 108 registrations | 3,600–3,800 mmRegisteredmedian 3,600 mm, over 30 registrations |
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| Overall length | 5,720–5,970 mmRegisteredmedian 5,720 mm, over 108 registrations | 5,880–6,320 mmRegisteredmedian 5,880 mm, over 30 registrations |
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| Overall height | Not recorded | 3,500 mmRegistered |
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| Declared fuel, long haul | 32.5 l/100 km Declaredmedian; 31.1–34 l/100 km across 3 declared configurations | 27.5 l/100 km Declaredmedian; 27.5–29 l/100 km across 3 declared configurations |
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| CO₂ per tonne-km | 44.02 g Declaredmedian; 42.16–46.14 g | 37.35 g Declaredmedian; 37.34–39.37 g |
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