The Rolls-Royce Dawn is a convertible/cabriolet with 2 doors and a front mounted engine which transmits the power to the rear wheels.
Its 6.6 litre engine is a turbocharged, double overhead camshaft, 12 cylinder unit that has an output of 563 bhp (571 PS/420 kW) of power at 5250 rpm, and maximum torque of 780 N·m (575 lb·ft/79.5 kgm) at 1500 rpm.
The engine delivers its power through to the wheels by means of an 8 speed automatic gearbox.
Claimed kerb weight is 2560 kg.
It is said to be able to achieve a maxiumum speed of 250 km/h which is 155 mph, official fuel consumption figures are 21.4/9.8/14.2 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 330.0 g/km.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 3112 | 122.5 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 5285 | 208.1 | |
| Largeur | 1947 | 76.7 | |
| Hauteur | 1502 | 59.1 | |
| Garde au sol | |||
| 1.7 | |||
| Poids avec pleins | 2560 kg | 5644 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| turbocharged petrol | |||
| Constructeur du moteur | Rolls-Royce | ||
| Type moteur | |||
| Cylinders | V 12 in 60° vee | ||
| Cylindrée | 6.6 litre 6592 cc (402.269 cu in) |
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| Alésage × Course | 89 × 88.3 mm
3.5 × 3.48 in |
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| Rapport alésage / course | 1.01 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 48 Total vannes |
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| Puissance maximale | 571 PS (563 bhp) (420 kW) à 5250 tr/mn |
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| Couple maximale | 780 Nm (575 ft·lb) (79.5 kgm) à 1500 tr/mn |
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| Specific output | 63.7 kW/litre 86.6 ps/litre 85.4 bhp/litre 1.4 bhp/cu in |
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118.33 Nm/litre
1.43 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 10:1 | ||
| Carburant | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1486.9 kPa (215.7 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 549.33 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 4.9 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 222.98 PS/tonne (1000 kg) 0.22 PS/kg 164 kW/tonne (1000 kg) 0.16 kW/kg 219.92 bhp/tonne (1000 kg) 0.22 bhp/kg 0.1 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.1 kg/kW 10.19 lb/bhp |
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| Consommation | |||
| Consommation | 21.4/9.8/14.2 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 21.4/9.8/14.2 l/100km urban/extra-urban/combined | ||
| km/litre | 4.7/10.2/7.0 km/l urban/extra-urban/combined | ||
| UK MPG | 13.2/28.8/19.9 UK MPG urban/extra-urban/combined | ||
| US MPG | 11.0/24.0/16.6 US MPG urban/extra-urban/combined | ||
| Emissions de CO₂ | 330.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | M | ||
| CO2 Effizienz (DE) | G | ||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | |||
| Suspension AR | |||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 8 speed automatic | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 491172 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 58.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2015 Rolls-Royce Dawn added 2016-06-25. Last modified 2020-03-16. |
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