2013-2015 BMW 3 Series Touring (F31) 335i (306 Hp) Steptronic

The BMW 3 Series Touring (F31) 335i Steptronic, produced from 2013 to 2015, represents a compelling blend of performance and practicality within the sixth generation (F30) of BMW’s iconic 3 Series. As a station wagon (estate) variant, the 335i Touring aimed to deliver the driving experience synonymous with the 3 Series, but with the added versatility of increased cargo space. This model occupied a premium position in the F31 lineup, offering a significant step up in power and performance compared to the base 320i and 328i models, while remaining a more accessible option than the range-topping M3 Touring (which wouldn’t arrive until a later generation). It was primarily marketed towards buyers in Europe and other regions where the station wagon body style is highly favored, offering a sophisticated and sporty alternative to traditional sedans.

Technical Specifications

Brand BMW
Model 3 Series
Generation 3 Series Touring (F31)
Type (Engine) 335i (306 Hp) Steptronic
Start of production 2013
End of production 2015
Powertrain Architecture Internal Combustion engine
Body type Station wagon (estate)
Seats 5
Doors 5
Fuel consumption (economy) – urban 10.7 l/100 km (22 US mpg, 26.4 UK mpg, 9.3 km/l)
Fuel consumption (economy) – extra urban 5.8 l/100 km (40.6 US mpg, 48.7 UK mpg, 17.2 km/l)
Fuel consumption (economy) – combined 7.6 l/100 km (30.9 US mpg, 37.2 UK mpg, 13.2 km/l)
CO2 emissions 177 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 5.2 sec
Acceleration 0 – 62 mph 5.2 sec
Acceleration 0 – 60 mph 4.9 sec
Maximum speed 250 km/h (155.34 mph)
Emission standard Euro 5
Weight-to-power ratio 5.2 kg/Hp, 193.1 Hp/tonne
Weight-to-torque ratio 4 kg/Nm, 252.4 Nm/tonne
Power 306 Hp @ 5800-6000 rpm
Power per litre 102.7 Hp/l
Torque 400 Nm @ 1200-5000 rpm (295.02 lb.-ft. @ 1200-5000 rpm)
Engine layout Front, Longitudinal
Engine Model/Code N55B30A
Engine displacement 2979 cm3 (181.79 cu. in.)
Number of cylinders 6
Engine configuration Inline
Cylinder Bore 84 mm (3.31 in.)
Piston Stroke 89.6 mm (3.53 in.)
Compression ratio 10.2:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Twin-power turbo, Intercooler
Engine oil capacity 6.5 l (6.87 US qt | 5.72 UK qt)
Coolant 6.7 l (7.08 US qt | 5.9 UK qt)
Kerb Weight 1585 kg (3494.33 lbs.)
Max. weight 2135 kg (4706.87 lbs.)
Max load 550 kg (1212.54 lbs.)
Trunk (boot) space – minimum 495 l (17.48 cu. ft.)
Trunk (boot) space – maximum 1500 l (52.97 cu. ft.)
Fuel tank capacity 60 l (15.85 US gal | 13.2 UK gal)
Max. roof load 75 kg (165.35 lbs.)
Permitted trailer load with brakes (12%) 1700 kg (3747.86 lbs.)
Permitted trailer load without brakes 750 kg (1653.47 lbs.)
Permitted towbar download 75 kg (165.35 lbs.)
Length 4624 mm (182.05 in.)
Width 1811 mm (71.3 in.)
Height 1429 mm (56.26 in.)
Wheelbase 2810 mm (110.63 in.)
Front track 1531 mm (60.28 in.)
Rear (Back) track 1572 mm (61.89 in.)
Ride height (ground clearance) 140 mm (5.51 in.)
Drag coefficient (Cd) 0.32
Minimum turning circle (turning diameter) 11.3 m (37.07 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 8 gears, automatic transmission Steptronic
Front suspension Independent coil spring
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 225/50 R17 94W
Wheel rims size 7.5J x 17

Powertrain & Engine Architecture

At the heart of the 335i Touring lies the N55B30A, a 3.0-liter inline-six cylinder engine. This engine is a hallmark of BMW’s engineering prowess, featuring direct fuel injection, a twin-scroll turbocharger, and variable valve timing (VANOS) and valve lift (Valvetronic) systems. These technologies work in concert to deliver a broad torque curve and impressive power output. The N55 engine is known for its responsiveness and relatively smooth power delivery. The “B30A” designation indicates a displacement of 3.0 liters. The engine produces 306 horsepower at 5800-6000 rpm and 400 Nm (295 lb-ft) of torque between 1200 and 5000 rpm. This power is channeled through an eight-speed Steptronic automatic transmission, which offers both fully automatic operation and manual gear selection via steering wheel-mounted paddles. The Steptronic transmission is renowned for its quick and smooth shifts, contributing to the overall driving experience.

Driving Characteristics

The 335i Touring with the Steptronic transmission provides a refined and engaging driving experience. While not as overtly sporty as a manual transmission-equipped 335i, the automatic offers seamless gear changes and allows the driver to focus on steering and braking. The eight-speed gearbox’s close ratios help keep the engine in its optimal power band, resulting in brisk acceleration. The 0-60 mph sprint takes approximately 4.9 seconds, and the car feels confident and composed at highway speeds. Compared to the 328i, the 335i offers a noticeable increase in power and torque, resulting in more effortless overtaking and a more dynamic feel. The increased weight of the wagon body style is mitigated by the powerful engine and well-tuned suspension.

Equipment & Trim Levels

The 335i Touring typically came well-equipped as standard. Common features included leather upholstery, power-adjustable front seats with memory function, a premium sound system, dual-zone automatic climate control, and BMW’s iDrive infotainment system with a central display screen. Optional extras included a sunroof, navigation system, adaptive cruise control, and a head-up display. Interior trim options ranged from wood veneers to aluminum accents, allowing buyers to personalize the cabin to their preferences. The standard exterior styling included sporty bumpers, side skirts, and alloy wheels.

Chassis & Braking

The F31 335i Touring utilizes a sophisticated chassis design featuring an independent suspension at all four corners. The front suspension employs coil springs and struts, while the rear utilizes a multi-link setup. This configuration provides a good balance between ride comfort and handling precision. The car is equipped with ventilated disc brakes at the front and solid disc brakes at the rear, providing ample stopping power. Anti-lock braking system (ABS), dynamic stability control (DSC), and traction control are standard safety features.

Market Reception & Comparison

The 335i Touring was generally well-received by automotive critics. It was praised for its powerful engine, refined ride, and practical wagon body style. Some reviewers noted that the automatic transmission, while smooth, didn’t quite match the engagement of a manual gearbox. Compared to the 328i, the 335i offered a significant performance upgrade, but at a higher price point. Fuel economy was respectable for a performance wagon, averaging around 30.9 US mpg in combined driving. Reliability was generally good, although some owners reported occasional issues with the turbocharger and fuel injectors.

Legacy

The F31 335i Touring remains a desirable used car today, particularly for those seeking a blend of performance, practicality, and BMW’s renowned driving dynamics. The N55 engine is considered a robust and reliable powerplant, although regular maintenance is essential. The Steptronic transmission is also generally reliable, but it’s important to check for smooth shifting and proper operation. Values for well-maintained examples have remained relatively stable, reflecting the car’s enduring appeal and the continued demand for premium performance wagons.

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