The BMW X3 (E83) facelift, specifically the 3.0d variant with the Steptronic automatic transmission, was produced from 2006 to 2010. This model represented a significant update to the original E83 X3, launched in 2003, and aimed to refine the compact luxury SUV’s appeal. Positioned as a mid-range offering within the X3 lineup, the 3.0d Steptronic bridged the gap between the entry-level 2.0d models and the performance-oriented xDrive 3.0si. It was primarily marketed towards European and other international markets where diesel engines were favored for their fuel efficiency and torque, though a limited number were available in the US as grey market imports.
Technical Specifications
| Brand | BMW |
| Model | X3 |
| Generation | X3 (E83, facelift 2006) |
| Type (Engine) | 3.0d (218 Hp) Steptronic |
| Start of production | 2006 |
| End of production | 2010 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 11.2 l/100 km (21 US mpg, 25.2 UK mpg, 8.9 km/l) |
| Fuel consumption (extra urban) | 7.1 l/100 km (33.1 US mpg, 39.8 UK mpg, 14.1 km/l) |
| Fuel consumption (combined) | 8.6 l/100 km (27.4 US mpg, 32.8 UK mpg, 11.6 km/l) |
| CO2 emissions | 229 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.7 sec |
| Acceleration 0 – 62 mph | 7.7 sec |
| Acceleration 0 – 60 mph | 7.3 sec |
| Maximum speed | 220 km/h (136.7 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 8.3 kg/Hp, 120.4 Hp/tonne |
| Weight-to-torque ratio | 3.6 kg/Nm, 276.2 Nm/tonne |
| Power | 218 Hp @ 4000 rpm |
| Power per litre | 72.8 Hp/l |
| Torque | 500 Nm @ 1750-2750 rpm (368.78 lb.-ft. @ 1750-2750 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M57D30 |
| 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 | 17:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 7.5 l (7.93 US qt | 6.6 UK qt) |
| Coolant | 10.4 l (10.99 US qt | 9.15 UK qt) |
| Kerb Weight | 1810 kg (3990.37 lbs.) |
| Max. weight | 2355 kg (5191.89 lbs.) |
| Max load | 545 kg (1201.52 lbs.) |
| Trunk (boot) space – minimum | 480 l (16.95 cu. ft.) |
| Trunk (boot) space – maximum | 1560 l (55.09 cu. ft.) |
| Fuel tank capacity | 67 l (17.7 US gal | 14.74 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4569 mm (179.88 in.) |
| Width | 1853 mm (72.95 in.) |
| Width including mirrors | 1987 mm (78.23 in.) |
| Height | 1674 mm (65.91 in.) |
| Wheelbase | 2795 mm (110.04 in.) |
| Front track | 1524 mm (60 in.) |
| Rear (Back) track | 1542 mm (60.71 in.) |
| Front overhang | 821 mm (32.32 in.) |
| Rear overhang | 953 mm (37.52 in.) |
| Ride height (ground clearance) | 201 mm (7.91 in.) |
| Drag coefficient (Cd) | 0.35 |
| Minimum turning circle (turning diameter) | 11.7 m (38.39 ft.) |
| Approach angle | 23.9° |
| Departure angle | 21.8° |
| Ramp-over (brakeover) angle | 17.2° |
| Wading depth | 500 mm (19.69 in.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, automatic transmission |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 235/55 R17 |
| Wheel rims size | 8.0J x 17 |
Powertrain & Engine Architecture
The heart of the X3 3.0d Steptronic is the M57D30, a 3.0-liter inline-six diesel engine. This engine, a mainstay in BMW’s model range during the early 2000s, is renowned for its robust construction and strong torque output. The M57D30 utilizes a common rail direct injection system, delivering fuel at extremely high pressure for optimized combustion. A variable geometry turbocharger (VGT) with an intercooler further enhances performance by increasing air intake and reducing intake temperatures. The engine features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, contributing to its efficient operation. The Steptronic automatic transmission is a 6-speed unit, known for its smooth shifts and adaptive learning capabilities. It allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles or the gear selector.
Driving Characteristics
The X3 3.0d Steptronic offered a compelling blend of performance and efficiency. The 500 Nm (368 lb-ft) of torque, available from a low 1750 rpm, provided strong acceleration and effortless cruising. While not as sporty as the gasoline-powered X3 variants, the 3.0d delivered a 0-60 mph time of around 7.3 seconds. The Steptronic transmission, while smooth, could sometimes feel slightly hesitant during quick downshifts compared to a manual gearbox. The all-wheel-drive system (xDrive) provided excellent traction in various weather conditions, enhancing stability and control. The gear ratios were tuned for a balance between fuel economy and responsiveness, prioritizing mid-range power over outright top-end speed.
Equipment & Trim Levels
The X3 3.0d Steptronic typically came equipped with a generous array of standard features. These included automatic climate control, power windows and locks, a multi-function steering wheel, and a premium audio system. Interior upholstery was usually a combination of cloth and leatherette, with full leather options available as an upgrade. Common optional extras included a sunroof, navigation system, heated seats, and parking sensors. The facelifted E83 models also benefited from revised interior trim and updated infotainment systems.
Chassis & Braking
The X3 E83 featured a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable yet controlled ride. The 3.0d variant, due to its higher weight, often came with slightly stiffer springs and dampers compared to the lower-powered models. Braking duties were handled by disc brakes on all four wheels, equipped with ABS (Anti-lock Braking System) and Electronic Brake-force Distribution (EBD). The braking system provided ample stopping power for everyday driving and emergency situations.
Market Reception & Comparison
The X3 3.0d Steptronic was generally well-received by automotive critics. It was praised for its refined engine, comfortable ride, and practical interior. However, some reviewers noted that the Steptronic transmission wasn’t as engaging as a manual gearbox. Compared to the X3 2.0d, the 3.0d offered significantly more power and torque, making it a more enjoyable driving experience. In contrast to the X3 3.0si, the diesel variant provided superior fuel economy and lower running costs. The 3.0d was often seen as a sensible choice for buyers who prioritized practicality and efficiency without sacrificing luxury.
Legacy
The M57D30 engine, found in the X3 3.0d, has proven to be remarkably durable and reliable when properly maintained. While diesel engines can be susceptible to issues with the fuel injection system and turbocharger, the M57D30 is generally considered a robust unit. Today, well-maintained examples of the X3 3.0d Steptronic can still be found on the used car market, offering a relatively affordable entry point into the BMW SUV experience. Its combination of performance, efficiency, and practicality continues to appeal to buyers seeking a capable and comfortable compact SUV.
