The BMW 5 Series Touring (G31) 540i xDrive Steptronic, produced from 2017 to 2020, represents a compelling blend of performance and practicality within the fifth generation (G31) of BMW’s iconic 5 Series wagon. Positioned as a mid-to-high range offering, the 540i catered to buyers seeking a more spirited driving experience than the four-cylinder models, while offering a more accessible price point than the range-topping M550i. This variant combined BMW’s renowned inline-six engine with their xDrive all-wheel-drive system and a sophisticated eight-speed Steptronic automatic transmission, creating a versatile vehicle suitable for both daily commuting and long-distance travel. The G31 generation marked a significant step forward in terms of technology, comfort, and driving dynamics for BMW’s touring models.
Technical Specifications
| Brand | BMW |
| Model | 5 Series |
| Generation | 5 Series Touring (G31) |
| Type | 540i (340 Hp) xDrive Steptronic |
| Start of production | 2017 |
| End of production | 2020 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 9.5-9.9 l/100 km (24.8 – 23.8 US mpg) |
| Fuel consumption (extra urban) | 6.1-6.5 l/100 km (38.6 – 36.2 US mpg) |
| Fuel consumption (combined) | 7.3-7.7 l/100 km (32.2 – 30.5 US mpg) |
| CO2 emissions | 167-177 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 5.1 sec |
| Acceleration 0 – 62 mph | 5.1 sec |
| Acceleration 0 – 60 mph | 4.8 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 5.2 kg/Hp |
| Weight-to-torque ratio | 3.9 kg/Nm |
| Power | 340 Hp @ 5500-6500 rpm |
| Torque | 450 Nm @ 1380-5200 rpm (331.9 lb.-ft. @ 1380-5200 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B58B30C |
| Engine displacement | 2998 cm3 (182.95 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 82 mm (3.23 in.) |
| Piston Stroke | 94.6 mm (3.72 in.) |
| Compression ratio | 11:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-power turbo, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant capacity | 11.3 l (11.94 US qt | 9.94 UK qt) |
| Kerb Weight | 1765 kg (3891.16 lbs.) |
| Max. weight | 2495 kg (5500.53 lbs.) |
| Max load | 730 kg (1609.37 lbs.) |
| Trunk (boot) space – minimum | 570 l (20.13 cu. ft.) |
| Trunk (boot) space – maximum | 1700 l (60.03 cu. ft.) |
| Fuel tank capacity | 68 l (17.96 US gal | 14.96 UK gal) |
| Max. roof load | 100 kg (220.46 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 | 90 kg (198.42 lbs.) |
| Length | 4942 mm (194.57 in.) |
| Width | 1868 mm (73.54 in.) |
| Width including mirrors | 2126 mm (83.7 in.) |
| Height | 1464-1498 mm (57.64 – 58.98 in.) |
| Wheelbase | 2975 mm (117.13 in.) |
| Front track | 1605 mm (63.19 in.) |
| Rear track | 1630 mm (64.17 in.) |
| Front overhang | 862 mm (33.94 in.) |
| Rear overhang | 1105 mm (43.5 in.) |
| Ride height (ground clearance) | 140 mm (5.51 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle | 12.22 m (40.09 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 8 |
| Gearbox type | automatic transmission Steptronic |
| Front suspension | Double wishbone |
| 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 | 225/55 R17; 245/45 R18; 275/40 R18; 245/40 R19; 275/35 R19; 245/35 R20; 275/30 R20 |
| Wheel rims size | 7.5J x 17; 8J x 18; 9J x 18; 8J x 19; 9J x 19; 8J x 20; 9J x 20 |
Powertrain & Engine Architecture
At the heart of the 540i xDrive lies BMW’s B58B30C 3.0-liter inline-six engine. This engine is a member of BMW’s modular engine family, known for its smooth power delivery and efficiency. The B58 utilizes a single twin-scroll turbocharger, direct fuel injection, and Double-VANOS variable valve timing on both intake and exhaust camshafts. This combination results in a broad torque curve and a responsive throttle. The engine produces 340 horsepower at 5,500-6,500 rpm and 450 Nm (331.9 lb-ft) of torque between 1,380 and 5,200 rpm. The engine’s longitudinal mounting and rear-wheel-bias xDrive all-wheel-drive system contribute to balanced handling. The eight-speed Steptronic automatic transmission is a crucial component, offering quick and smooth shifts. It features adaptive shift programs that adjust to the driver’s style and road conditions.
Driving Characteristics
The 540i xDrive Steptronic delivers a refined and engaging driving experience. The combination of the potent inline-six and the eight-speed automatic results in brisk acceleration – 0 to 60 mph in approximately 4.8 seconds. While not as overtly sporty as the M550i, the 540i provides ample power for overtaking and highway cruising. The xDrive system provides excellent traction in all weather conditions, enhancing stability and confidence. The automatic transmission’s gear ratios are well-chosen, providing strong acceleration in lower gears and comfortable cruising at higher speeds. Compared to the 530i, the 540i offers a noticeable increase in power and torque, resulting in a more effortless driving experience. The 540i also feels more planted and stable than the lighter, rear-wheel-drive 530i.
Equipment & Trim Levels
The 540i xDrive typically came well-equipped as standard. Common features included leather upholstery, power-adjustable front seats with memory function, a premium sound system, a navigation system, and a suite of driver-assistance features such as lane departure warning and automatic emergency braking. Optional extras included a head-up display, adaptive cruise control, ventilated front seats, and a panoramic sunroof. Interior trim options ranged from fine wood veneers to aluminum accents. The dashboard layout is modern and driver-focused, with a large central infotainment screen controlled by BMW’s iDrive system.
Chassis & Braking
The G31 5 Series utilizes a sophisticated chassis design. The front suspension features a double-wishbone setup, while the rear employs an independent multi-link suspension. This configuration provides a comfortable ride while maintaining precise handling. The 540i xDrive is equipped with ventilated disc brakes on all four wheels, providing ample stopping power. The electronic stability control system (DSC) works in conjunction with the xDrive system to enhance stability and prevent skidding. Steering is via a variable-assist electric power steering system, offering a balance of feel and ease of use.
Market Reception & Comparison
The 540i xDrive was generally well-received by automotive critics. It was praised for its powerful engine, refined ride, and advanced technology. Reviewers noted that the 540i offered a compelling alternative to its German rivals, such as the Audi A6 Avant and Mercedes-Benz E-Class Estate. Fuel economy was considered reasonable for a vehicle of its size and performance, with combined figures ranging from 30.5 to 32.2 US mpg. Reliability reports have been generally positive, although some owners have reported minor issues with the infotainment system. Compared to the 530i, the 540i commanded a higher price but offered a significant performance upgrade.
Legacy
The BMW 5 Series Touring (G31) 540i xDrive Steptronic has established itself as a desirable used car. The B58 engine is known for its durability and relatively low maintenance costs. The xDrive system provides added peace of mind in inclement weather. While not a high-volume model, the 540i xDrive appeals to buyers who prioritize performance, luxury, and practicality in a wagon format. Its blend of attributes ensures its continued appeal in the used car market for years to come.
