The BMW M6 Gran Coupe (F06M) with the 4.4-liter V8 engine producing 560 horsepower was a high-performance variant of the 6-Series Gran Coupe, manufactured between 2012 and 2014. Positioned as the flagship performance model within the 6-Series range, it offered a blend of luxury, grand touring capability, and track-focused performance. The F06M represented BMW’s commitment to delivering a powerful and sophisticated four-door coupe experience, competing with vehicles like the Porsche Panamera and Audi RS7. It was built on the F06 chassis, sharing its platform with the standard 6-Series Gran Coupe but distinguished by significant mechanical upgrades and aggressive styling cues.
Technical Specifications
| Brand | BMW |
| Model | M6 |
| Generation | M6 Gran Coupe (F06M) |
| Type (Engine) | 4.4 V8 (560 Hp) |
| Start of production | 2012 |
| End of production | 2014 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (economy) – urban | 14 l/100 km (16.8 US mpg, 20.2 UK mpg, 7.1 km/l) |
| Fuel consumption (economy) – extra urban | 7.6 l/100 km (30.9 US mpg, 37.2 UK mpg, 13.2 km/l) |
| Fuel consumption (economy) – combined | 9.9 l/100 km (23.8 US mpg, 28.5 UK mpg, 10.1 km/l) |
| CO2 emissions | 232 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.2 sec |
| Acceleration 0 – 62 mph | 4.2 sec |
| Acceleration 0 – 60 mph | 4 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 3.3 kg/Hp, 298.7 Hp/tonne |
| Weight-to-torque ratio | 2.8 kg/Nm, 362.7 Nm/tonne |
| Power | 560 Hp @ 6000-7000 rpm |
| Power per litre | 127.4 Hp/l |
| Torque | 680 Nm @ 1500-5750 rpm (501.54 lb.-ft. @ 1500-5750 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | S63B44B |
| Engine displacement | 4395 cm3 (268.2 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 89 mm (3.5 in.) |
| Piston Stroke | 88.3 mm (3.48 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-Turbo, Intercooler |
| Engine oil capacity | 8.4 l (8.88 US qt | 7.39 UK qt) |
| Coolant | 18.5 l (19.55 US qt | 16.28 UK qt) |
| Kerb Weight | 1875 kg (4133.67 lbs.) |
| Max. weight | 2410 kg (5313.14 lbs.) |
| Max load | 535 kg (1179.47 lbs.) |
| Trunk (boot) space – minimum | 460 l (16.24 cu. ft.) |
| Fuel tank capacity | 80 l (21.13 US gal | 17.6 UK gal) |
| Length | 5011 mm (197.28 in.) |
| Width | 1899 mm (74.76 in.) |
| Height | 1393 mm (54.84 in.) |
| Wheelbase | 2964 mm (116.69 in.) |
| Front track | 1631 mm (64.21 in.) |
| Rear (Back) track | 1612 mm (63.46 in.) |
| Ride height (ground clearance) | 107 mm (4.21 in.) |
| Drag coefficient (Cd) | 0.33 |
| Minimum turning circle (turning diameter) | 12.7 m (41.67 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 265/35 R20 102Y; 295/30 R20 104Y |
| Wheel rims size | 9.5J x 20; 10.5J x 20 |
Powertrain & Engine Architecture
At the heart of the M6 Gran Coupe was the S63B44B 4.4-liter twin-turbocharged V8 engine. This engine was a significant departure from naturally aspirated BMW engines of the past, embracing forced induction to deliver substantial power and torque. The engine featured direct fuel injection, ensuring precise fuel delivery and optimized combustion. Valvetrain employed double-VANOS (variable valve timing) and double-CAMCONO (variable valve lift) technology, enhancing both performance and efficiency. The twin turbochargers were positioned within the V of the engine, minimizing turbo lag and providing a broad, flat torque curve. The engine was paired with an 8-speed M Sport automatic transmission, specifically tuned for rapid and precise gear changes. This transmission featured paddle shifters, allowing the driver to manually control gear selection for a more engaging driving experience.
Driving Characteristics
The M6 Gran Coupe delivered a thrilling driving experience, characterized by its potent acceleration and precise handling. The 560 horsepower and 680 lb-ft of torque allowed for blistering acceleration, with 0-60 mph times consistently around 4 seconds. The 8-speed automatic transmission provided smooth and quick shifts, although some purists preferred the engagement of a manual gearbox. The suspension, tuned for performance, offered a firm but controlled ride, minimizing body roll during cornering. The rear-wheel-drive configuration contributed to a balanced and predictable handling characteristic. Compared to the standard 6-Series Gran Coupe, the M6 offered a significantly more aggressive and responsive driving experience, prioritizing performance over outright comfort.
Equipment & Trim Levels
The M6 Gran Coupe came standard with a comprehensive list of luxury and performance features. Interior appointments included premium leather upholstery, sport seats with adjustable bolstering, and carbon fiber trim. Standard technology included a high-resolution infotainment system with navigation, a premium sound system, and a suite of driver-assistance features such as adaptive cruise control and lane departure warning. Optional extras included upgraded leather options, a head-up display, and a rear-seat entertainment system. The M6 also featured unique exterior styling cues, including an aggressive front fascia, side skirts, a rear diffuser, and quad exhaust outlets.
Chassis & Braking
The chassis of the M6 Gran Coupe was reinforced compared to the standard 6-Series, enhancing rigidity and improving handling. The suspension featured adaptive dampers, allowing the driver to adjust the ride quality to suit their preferences. The braking system consisted of large, ventilated discs with multi-piston calipers, providing exceptional stopping power. The M6 also featured an electronic limited-slip differential, improving traction and stability during cornering. The standard tire size was 265/35R20 at the front and 295/30R20 at the rear, providing ample grip.
Market Reception & Comparison
The BMW M6 Gran Coupe was generally well-received by automotive critics, who praised its performance, handling, and luxurious interior. However, some critics noted its high price tag and relatively firm ride. Compared to other high-performance sedans, such as the Porsche Panamera and Audi RS7, the M6 offered a unique blend of style, performance, and practicality. Its fuel economy, while not exceptional, was reasonable for a vehicle of its performance caliber. Reliability was generally good, although the complex twin-turbocharged engine required diligent maintenance.
Legacy
The M6 Gran Coupe (F06M) remains a desirable vehicle in the used car market, appealing to enthusiasts seeking a high-performance luxury sedan. The S63B44B engine, while complex, has proven to be relatively durable when properly maintained. Regular oil changes and adherence to the manufacturer’s recommended service intervals are crucial for long-term reliability. The F06M represents a significant chapter in BMW’s M-car history, showcasing the brand’s ability to combine performance, luxury, and technology in a compelling package.
