The BMW X6 (E71) 30d xDrive Steptronic, produced from 2010 to 2012, represents a unique offering within the first generation of BMW’s Sports Activity Coupe (SAC). Positioned as a mid-range variant, it aimed to blend the practicality of an SUV with the driving dynamics expected of a BMW, while offering a more fuel-efficient diesel option compared to the higher-performance gasoline models. This particular configuration – the 3.0-liter inline-six diesel paired with the eight-speed Steptronic automatic transmission and BMW’s xDrive all-wheel-drive system – was a significant player in the European market, offering a balance of performance, economy, and all-weather capability. In the US market, the X6 was primarily offered with gasoline engines, making the 30d a relatively rare import.
Technical Specifications
| Brand | BMW |
| Model | X6 |
| Generation | X6 (E71) |
| Type (Engine) | 30d (245 Hp) xDrive Steptronic |
| Start of production | 2010 |
| End of production | 2012 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 4 |
| Doors | 5 |
| Fuel consumption (urban) | 8.7 l/100 km (27 US mpg, 32.5 UK mpg, 11.5 km/l) |
| Fuel consumption (extra urban) | 6.7 l/100 km (35.1 US mpg, 42.2 UK mpg, 14.9 km/l) |
| Fuel consumption (combined) | 7.4 l/100 km (31.8 US mpg, 38.2 UK mpg, 13.5 km/l) |
| CO2 emissions | 195 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.5 sec |
| Acceleration 0 – 62 mph | 7.5 sec |
| Acceleration 0 – 60 mph | 7.1 sec |
| Maximum speed | 210 km/h (130.49 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 8.5 kg/Hp, 118.1 Hp/tonne |
| Weight-to-torque ratio | 3.8 kg/Nm, 260.2 Nm/tonne |
| Power | 245 Hp @ 4000 rpm |
| Torque | 540 Nm @ 1750-3000 rpm (398.28 lb.-ft. @ 1750-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N57D30 |
| Engine displacement | 2993 cm3 (182.64 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 16.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 6.7 l (7.08 US qt | 5.9 UK qt) |
| Coolant | 10.4 l (10.99 US qt | 9.15 UK qt) |
| Kerb Weight | 2075 kg (4574.59 lbs.) |
| Max. weight | 2675 kg (5897.37 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 570 l (20.13 cu. ft.) |
| Trunk (boot) space – maximum | 1450 l (51.21 cu. ft.) |
| Fuel tank capacity | 85 l (22.45 US gal | 18.7 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 2700 kg (5952.48 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 120 kg (264.55 lbs.) |
| Length | 4877 mm (192.01 in.) |
| Width | 1983 mm (78.07 in.) |
| Height | 1690 mm (66.54 in.) |
| Wheelbase | 2933 mm (115.47 in.) |
| Front track | 1644 mm (64.72 in.) |
| Rear (Back) track | 1706 mm (67.17 in.) |
| Ride height (ground clearance) | 212 mm (8.35 in.) |
| Drag coefficient (Cd) | 0.33 |
| Minimum turning circle (turning diameter) | 12.8 m (41.99 ft.) |
| Approach angle | 25.1° |
| Departure angle | 25.5° |
| Ramp-over (brakeover) angle | 19.1° |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 8 gears, automatic transmission Steptronic |
| 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 |
| Tires size | 255/50 R19 |
| Wheel rims size | 9J x 19 |
Powertrain & Engine Architecture
The heart of the X6 30d is the BMW N57D30, a 3.0-liter inline-six diesel engine. This engine is a member of the N57 family, known for its robust construction and advanced technology. It features common-rail direct injection, a variable geometry turbocharger (VGT), and an intercooler to maximize power and efficiency. The N57D30 produces 245 horsepower at 4000 rpm and a substantial 540 Nm (398 lb-ft) of torque between 1750 and 3000 rpm. This broad torque curve is a hallmark of diesel engines and contributes to the X6 30d’s effortless cruising ability. The engine also incorporates BMW’s EfficientDynamics technologies, including brake energy regeneration and on-demand auxiliary systems, to further reduce fuel consumption. Paired with the engine is the ZF 8HP80 eight-speed automatic transmission, marketed by BMW as “Steptronic.” This transmission is renowned for its smooth shifts, quick response, and efficiency. It offers both fully automatic operation and manual gear selection via steering wheel-mounted paddles or the gear selector.
Driving Characteristics
The X6 30d xDrive Steptronic delivers a refined and capable driving experience. The abundant low-end torque from the N57D30 engine provides strong acceleration from a standstill and makes overtaking easy. While not as overtly sporty as the gasoline-powered X6 variants, the 30d offers ample power for everyday driving and long-distance cruising. The eight-speed automatic transmission contributes to a relaxed driving experience, keeping engine speeds low at highway speeds. The xDrive all-wheel-drive system provides excellent traction in all weather conditions, enhancing stability and confidence. Compared to the X6 35i (gasoline), the 30d prioritizes fuel economy and torque over outright horsepower. The 30d feels less eager to rev, but its superior torque makes it more effortless in many real-world driving situations. Compared to the X6 30d with a manual transmission, the Steptronic automatic offers greater convenience and smoothness, although some enthusiasts may prefer the more engaging feel of a manual gearbox.
Equipment & Trim Levels
The X6 30d xDrive Steptronic typically came well-equipped, reflecting its position as a premium SUV. Standard features included leather upholstery, automatic climate control, a multi-function steering wheel, a BMW Professional radio system, and parking sensors. Optional extras were plentiful, including a navigation system, a premium sound system, heated seats, panoramic sunroof, and adaptive suspension. Trim levels varied depending on the market, but generally offered packages that bundled together popular options. Interior upholstery options included various leather colors and finishes, and dashboard trim could be specified in wood, aluminum, or other materials.
Chassis & Braking
The X6 (E71) features an independent multi-link suspension at both the front and rear axles, providing a comfortable ride and precise handling. The suspension is tuned to balance comfort and control, offering a good compromise between sporty handling and everyday usability. The X6 30d is equipped with ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) and electronic stability control (ESC) are standard features, enhancing safety and stability. The weight distribution is carefully managed to optimize handling and minimize body roll.
Market Reception & Comparison
The BMW X6 30d xDrive Steptronic was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and spacious interior. However, some critics noted that the X6’s styling was polarizing and that its high price tag made it a luxury item. Compared to other SUVs in its class, the X6 30d offered a unique combination of performance, economy, and luxury. Its fuel economy was significantly better than that of the gasoline-powered X6 variants, making it a more practical choice for drivers who cover long distances. Its reliability was generally good, although some owners reported issues with the diesel particulate filter (DPF) and turbocharger.
Legacy
The BMW X6 (E71) 30d xDrive Steptronic remains a desirable used car today, particularly for those seeking a blend of luxury, performance, and fuel efficiency. The N57D30 engine is known for its durability, but regular maintenance is essential to ensure its longevity. Common issues include DPF clogging, turbocharger failure, and injector problems. Despite these potential issues, the X6 30d remains a capable and comfortable SUV that offers a unique driving experience. Its distinctive styling and premium features continue to appeal to buyers looking for a statement vehicle.
