The Alpina B6 xDrive Gran Coupé is an all wheel drive saloon (sedan) motor car with a front placed engine, sold by BMW.
It is part of BMW's F12 series.
Its 8 cylinder, double overhead camshaft turbocharged engine has 4 valves per cylinder and a volume of 4.4 litres. It produces power and torque figures of 600 bhp (608 PS/447 kW) at 6000 rpm and 800 Nm (590 lbft/81.6 kgm) at 3500-4500 rpm respectively.
The engine delivers its power through to the wheels via an 8 speed automatic gearbox.
The stated weight at the kerb is 2168 kg.
Maximum speed quoted is 209 km/h (130 mph), official fuel consumption figures are 16/25/19 US MPG EPA city/highway/combined.
Full specs
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Applicable to the USA domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2969 mm | 116.9 inches | |
| Track/tread (front) | 1595 mm | 62.8 inches | |
| Track/tread (rear) | 1623 mm | 63.9 inches | |
| Length | 5006 mm | 197.1 inches | |
| Width | 1895 mm | 74.6 inches | |
| Height | 1397 mm | 55 inches | |
| Ground clearance | 109 mm | 4.3 inches | |
| length:wheelbase ratio | 1.69 | ||
| Kerb weight | 2168 kg | 4780 lb | |
| Weight distribution | 53.1% front | ||
| fuel tank capacity | 70.1 litres | 15.4 [18.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.34 | ||
| Frontal area | 2.20 m² | ||
| CdA | 0.75 | ||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | N63B4401 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 4.4 litre 4395 cc (268.199 cu in) |
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| Bore × Stroke | 89 × 88.3 mm
3.5 × 3.48 in |
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| Bore/stroke ratio | 1.01 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 32 valves in total |
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| maximum power output (SAE net) |
608 PS (600 bhp) (447 kW) at 6000 rpm |
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| maximum torque (SAE net) |
800 Nm (590 ft·lb) (81.6 kgm) at 3500-4500 rpm |
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| Specific output (SAE net) |
101.8 kW/litre 138.4 ps/litre 136.5 bhp/litre 2.24 bhp/cu in |
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| Specific torque (SAE net) |
182.03 Nm/litre
2.2 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 2287.4 kPa (331.8 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 549.38 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 3.6 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 209 km/h (130 mph) | ||
| Power-to-weight ratio | Higher is better 280.6 PS/tonne (1000 kg) 0.28 PS/kg 206.37 kW/tonne (1000 kg) 0.21 kW/kg 276.75 bhp/tonne (1000 kg) 0.28 bhp/kg 0.12 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.85 kg/kW 8.09 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 16/25/19 US MPG EPA city/highway/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 14.7/9.4/12.4 l/100km city/highway/combined | ||
| km/litre | 6.8/10.6/8.1 km/l city/highway/combined | ||
| UK MPG | 19.2/30.0/22.8 UK MPG city/highway/combined | ||
| US MPG | 16.0/25.0/19.0 US MPG city/highway/combined | ||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | all wheel drive | ||
| Torque split | |||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 8½J x 20 | ||
| Wheel size rear | 10J x 20 | ||
| Tyres front | 255/35 ZR 20 97Y | ||
| Tyres rear | 295/30 ZR 20 101Y | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 8 speed automatic | ||
| Top gear ratio | 0.67 | ||
| Final drive ratio | 2.81 | ||
| general | |||
| Carfolio.com ID | 539154 | ||
| Production total | |||
| Model code | |||
| Model family | F12 | ||
| RAC rating | 39.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2018 BMW Alpina B6 xDrive Gran Coupé added 2018-01-11. Last modified 2020-03-16. |
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