The BMW 5 Series F10 528i Steptronic, produced from 2010 to 2011, represented a key offering in BMW’s mid-size luxury sedan lineup. Positioned as a balance between performance and efficiency, the 528i utilized a naturally aspirated inline-six engine paired with BMW’s eight-speed Steptronic automatic transmission. This variant aimed to provide a refined driving experience for customers seeking a comfortable and capable executive sedan without the higher price tag and sportier focus of the 535i or 550i models. It was a significant model within the F10 generation, which ran from 2010-2017, and built upon the success of previous 5 Series iterations.
Technical Specifications
| Brand | BMW |
| Model | 5 Series |
| Generation | 5 Series Sedan (F10) |
| Type (Engine) | 528i (258 Hp) Steptronic |
| Start of production | 2010 |
| End of production | 2011 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 10.4 l/100 km (22.6 US mpg) |
| Fuel consumption (extra urban) | 6 l/100 km (39.2 US mpg) |
| Fuel consumption (combined) | 7.6 l/100 km (30.9 US mpg) |
| CO2 emissions | 178 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 6.7 sec |
| Acceleration 0 – 62 mph | 6.7 sec |
| Acceleration 0 – 60 mph | 6.4 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 6.4 kg/Hp |
| Weight-to-torque ratio | 5.3 kg/Nm |
| Power | 258 Hp @ 6600 rpm |
| Torque | 310 Nm @ 2600-5000 rpm (228.64 lb.-ft. @ 2600-5000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N53B30A |
| Engine displacement | 2996 cm3 (182.83 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 85 mm (3.35 in.) |
| Piston Stroke | 88 mm (3.46 in.) |
| Compression ratio | 12:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant capacity | 9 l (9.51 US qt | 7.92 UK qt) |
| Kerb Weight | 1655 kg (3648.65 lbs.) |
| Max. weight | 2265 kg (4993.47 lbs.) |
| Max load | 610 kg (1344.82 lbs.) |
| Trunk (boot) space – minimum | 520 l (18.36 cu. ft.) |
| Fuel tank capacity | 70 l (18.49 US gal | 15.4 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 | 4899 mm (192.87 in.) |
| Width | 1860 mm (73.23 in.) |
| Height | 1464 mm (57.64 in.) |
| Wheelbase | 2968 mm (116.85 in.) |
| Front track | 1600 mm (62.99 in.) |
| Rear (Back) track | 1627 mm (64.06 in.) |
| Ride height (ground clearance) | 141 mm (5.55 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.95 m (39.21 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission Steptronic |
| Front suspension | Double wishbone |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/55 R17 97W |
| Wheel rims size | 8J x 17 |
Powertrain & Engine Architecture
The heart of the 528i was the N53B30A 3.0-liter inline-six engine. This engine was a naturally aspirated powerplant featuring direct fuel injection, a double-VANOS variable valve timing system, and a magnesium alloy engine block. The direct injection system allowed for precise fuel delivery, improving both efficiency and performance. The double-VANOS system optimized valve timing for enhanced torque across the rev range. The N53 engine was known for its smooth power delivery and relatively high-revving nature. Paired with this engine was the ZF 8HP80 eight-speed automatic transmission, marketed by BMW as “Steptronic.” This transmission offered smooth, quick shifts and contributed to the car’s overall efficiency. The transmission featured a torque converter lock-up clutch that engaged in most gears, minimizing slippage and improving fuel economy.
Driving Characteristics
The 528i Steptronic offered a comfortable and refined driving experience. While not as overtly sporty as the 535i, the 258 horsepower and 228 lb-ft of torque provided adequate acceleration for everyday driving and highway cruising. The eight-speed automatic transmission was well-tuned, providing seamless gear changes and keeping the engine in its optimal power band. Acceleration from 0-60 mph took approximately 6.4 seconds. Compared to the manual transmission version of the 528i, the Steptronic offered slightly slower acceleration due to the inherent losses in the torque converter. However, the automatic provided a more relaxed and convenient driving experience, particularly in urban traffic. The gear ratios were optimized for both fuel efficiency and responsiveness, with a relatively tall final drive ratio contributing to good highway fuel economy.
Equipment & Trim Levels
The 528i typically came standard with a generous array of features, including leatherette upholstery, power-adjustable front seats, automatic climate control, a BMW iDrive infotainment system with a 6.5-inch display, and a premium sound system. Optional extras included leather upholstery, a sunroof, navigation system, active steering, and various driver assistance systems like parking sensors and adaptive cruise control. Trim levels were relatively simple, with most options being added individually. The interior design was typical of BMW at the time, emphasizing a driver-focused layout with high-quality materials and a clean, modern aesthetic.
Chassis & Braking
The F10 528i utilized a double-wishbone front suspension and an independent multi-link rear suspension, providing a comfortable ride and good handling characteristics. The suspension was tuned to prioritize comfort over outright sportiness, but still offered a secure and planted feel in corners. Brakes consisted of ventilated discs at the front and solid discs at the rear. Anti-lock brakes (ABS) and electronic stability control (ESC) were standard features, enhancing safety and driver control. The steering was a rack-and-pinion system with electric power assistance, providing precise and responsive steering feel.
Market Reception & Comparison
The 528i Steptronic was generally well-received by automotive critics. It was praised for its comfortable ride, refined interior, and efficient engine. However, some reviewers noted that it lacked the outright performance of its more powerful siblings, the 535i and 550i. Compared to the 535i, which featured a turbocharged inline-six engine, the 528i offered less horsepower and torque, resulting in slower acceleration. However, the 528i was more fuel-efficient and generally less expensive to maintain. The 528i also offered a more balanced driving experience than the diesel-powered 525d, which prioritized fuel economy over performance.
Legacy
The N53 engine, while generally reliable, is known to be susceptible to carbon buildup on the intake valves, requiring periodic cleaning to maintain optimal performance. The ZF 8HP80 transmission is considered one of the most robust and reliable automatic transmissions ever produced, and is still used in many modern vehicles. Today, the F10 528i Steptronic represents a relatively affordable entry point into BMW ownership. Well-maintained examples can still provide years of reliable service, offering a comfortable and refined driving experience. The car’s combination of luxury, performance, and efficiency continues to appeal to a wide range of buyers in the used car market.
