2011 Bmw 328I Specs​ – Your Comprehensive Guide To Performance

ByRobert Lozano

Understanding the key 2011 BMW 328i specs is essential for any owner, DIY mechanic, or prospective buyer. This guide cuts through the noise, providing clear, actionable insights into what makes this E90/E92/E93 generation 3 Series tick. From engine details to common maintenance points, we’ll equip you with the knowledge to keep your Ultimate Driving Machine running smoothly.

Are you the proud owner of a 2011 BMW 328i, or perhaps considering adding one to your garage? Whether you’re a seasoned BMW enthusiast or new to the brand, knowing the ins and outs of your vehicle’s specifications is paramount. It’s not just about bragging rights; it’s about smart maintenance, understanding performance limits, and making informed decisions.

This article dives deep into the core 2011 BMW 328i specs, offering a practical, no-nonsense look at its engine, transmission, performance figures, and vital dimensions. We’ll also cover essential maintenance tips and common issues to help you save time and money, ensuring your ride stays reliable on every journey.

Get ready to uncover the detailed specifications that define the 2011 BMW 328i, transforming you from a casual driver into a knowledgeable custodian of this German engineering marvel.

Engine Essentials: The N52B30 Heartbeat

At the core of the 2011 BMW 328i is the renowned N52B30 inline-six engine. This naturally aspirated 3.0-liter powerplant is a testament to BMW’s commitment to smooth power delivery and robust design. Understanding its characteristics is the first step in appreciating your vehicle.

Power and Torque Figures

The N52 engine in the 2011 328i delivers a balanced blend of power and efficiency. Here’s what you need to know:

  • Horsepower: Expect around 230 hp (171 kW) at 6,500 rpm. This provides plenty of punch for daily driving and highway cruising.
  • Torque: It produces approximately 200 lb-ft (271 Nm) of torque at 2,750 rpm. The broad torque curve ensures responsive acceleration from low RPMs.
  • Displacement: The “30” in N52B30 signifies its 3.0-liter (2,996 cc) displacement.

These figures contribute to a driving experience that is both engaging and refined, a hallmark of BMW engineering.

Fuel Requirements and Efficiency

To ensure optimal performance and longevity, the 2011 BMW 328i requires specific fuel. Always refer to your owner’s manual for the exact octane rating.

  • Fuel Type: Premium unleaded gasoline (91 octane or higher) is typically recommended. Using lower octane fuel can lead to reduced performance and potential engine knock over time.
  • Fuel Economy: EPA estimates vary slightly between automatic and manual transmissions, and body styles (sedan, coupe, convertible). Generally, you can expect around 18-20 MPG in the city and 28-30 MPG on the highway. Your actual mileage will depend on driving conditions and habits.

Regular use of the correct fuel is a simple yet crucial maintenance step for any N52 engine.

Transmission Options and Drivetrain

The 2011 BMW 328i offered drivers a choice between a traditional manual gearbox and a smooth automatic transmission, catering to different driving preferences. Both options send power to the rear wheels, upholding BMW’s classic rear-wheel-drive dynamics.

Automatic Transmission: ZF 6HP

Most 2011 328i models were equipped with the ZF 6HP 6-speed automatic transmission. This unit is known for its smooth shifts and reliability when properly maintained.

  • Fluid Changes: While often marketed as “lifetime” fluid, many experts recommend a transmission fluid and filter service around 60,000-80,000 miles. This is a critical preventive measure.
  • Driving Modes: It often includes Sport and Manual shift modes, allowing drivers more control over gear selection.

Understanding your transmission’s service needs is key to its long-term health. Don’t neglect it!

Manual Transmission: Getrag GS6-17BG

For those who prefer a more engaging driving experience, a 6-speed manual transmission was available. This unit offers precise shifts and a direct connection to the engine.

  • Clutch Life: The lifespan of the clutch depends heavily on driving style. Aggressive driving or heavy city traffic can shorten its life.
  • Transmission Fluid: Manual transmission fluid also benefits from periodic checks and changes, though less frequently than automatics.
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No matter your choice, knowing the `2011 bmw 328i specs` for its drivetrain helps you appreciate its engineering and plan for necessary upkeep.

Understanding the Core 2011 BMW 328i Specs

Beyond the engine and transmission, a holistic view of the 2011 BMW 328i specs includes its dimensions, chassis, and performance figures. These elements define its road presence and handling characteristics.

Key Performance Metrics

The 328i might not be an M-car, but it still delivers respectable performance for a luxury sport sedan.

  • 0-60 mph (0-97 km/h): Typically achieved in the low 6-second range (around 6.1-6.4 seconds, depending on transmission and body style).
  • Top Speed: Electronically limited to 130 mph (209 km/h) or 155 mph (250 km/h) with the optional Sport Package.

These figures highlight the 328i’s capability as a capable daily driver with a sporty edge.

Dimensions and Weight (E90 Sedan Example)

The E90 generation (2006-2011) 3 Series is known for its balanced proportions. Here are general dimensions for the sedan:

  • Length: Approximately 178.2 inches (4527 mm)
  • Width: Approximately 70.2 inches (1782 mm) (without mirrors)
  • Height: Approximately 55.9 inches (1420 mm)
  • Wheelbase: Approximately 108.7 inches (2760 mm)
  • Curb Weight: Around 3,300-3,600 lbs (1,497-1,633 kg), varying with body style and options.

These dimensions contribute to the car’s agile handling and stable road manners. The relatively compact size makes it a joy to navigate city streets and twisty roads alike.

Chassis and Suspension Design

BMW’s reputation for handling is built on its chassis design. The 2011 328i features:

  • Front Suspension: MacPherson strut with an aluminum lower control arm.
  • Rear Suspension: Multi-link design, providing excellent ride comfort and handling precision.
  • Drivetrain: Rear-Wheel Drive (RWD) is standard, offering that classic BMW feel. xDrive All-Wheel Drive was an option.

This setup, combined with near 50/50 weight distribution, ensures a responsive and enjoyable driving experience.

Common Maintenance Points and DIY Tips

Owning a BMW means committing to proper maintenance. While the 2011 328i is generally reliable, certain components require attention. Regular DIY checks can save you from costly repairs down the road.

Engine Maintenance Hotspots

The N52 engine has a few known areas that often require attention:

  1. Valve Cover Gasket (VCG): Leaks are common as the plastic valve cover and gasket age. Look for oil seepage around the valve cover. A replacement typically involves removing the ignition coils and spark plugs.
  2. Oil Filter Housing Gasket (OFHG): Another common oil leak source, often dripping onto the serpentine belt. Address this promptly to prevent belt contamination and potential failure.
  3. Electric Water Pump and Thermostat: These are known wear items, usually failing between 60,000 and 100,000 miles. Symptoms include overheating or a check engine light. Replacing both at once is often recommended.
  4. VANOS Solenoids: These can get clogged, leading to rough idle, reduced power, or a check engine light. Cleaning or replacing them is a relatively straightforward DIY task.

Always use quality replacement parts and torque specifications. Don’t forget to check your oil level regularly using the iDrive system, as there’s no physical dipstick on the N52.

Brake System and Fluid Checks

Brakes are critical for safety and performance. Regular inspection is a must.

  • Pad and Rotor Wear: Visually inspect brake pads and rotors every oil change. Look for uneven wear, deep grooves, or squealing.
  • Brake Fluid: BMW recommends flushing brake fluid every two years. This is crucial for maintaining braking performance and preventing corrosion within the system. Use a DOT4 fluid that meets BMW specifications.

When bleeding brakes, always start with the wheel furthest from the master cylinder. If you’re unsure, a professional mechanic can perform this service safely.

Cooling System Vigilance

The cooling system is vital for engine health, especially on a performance vehicle. Never ignore an overheating warning light.

  • Coolant Level: Check the coolant reservoir level when the engine is cold. The float indicator should be at the “MAX” mark.
  • Hoses and Radiator: Inspect hoses for cracks or bulges, and the radiator for leaks or damage.
  • Coolant Type: Use only BMW-approved coolant or a compatible high-quality European formula. Mixing coolant types can cause serious issues.

If you suspect a cooling system issue, it’s best to pull over immediately and shut off the engine to prevent severe damage. Consider a professional diagnosis if you’re not comfortable troubleshooting.

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Buyer’s Guide: What to Look for in a Used 2011 BMW 328i

If you’re in the market for a used 2011 BMW 328i, knowing what to inspect can save you from future headaches. These cars offer great value, but deferred maintenance can be costly.

Pre-Purchase Inspection (PPI) is Non-Negotiable

This is arguably the most important step. Always get a professional Pre-Purchase Inspection (PPI) from a reputable independent BMW specialist. They will uncover issues that you might miss.

  • Comprehensive Check: A good PPI includes a full scan for fault codes, a thorough check of the engine, transmission, suspension, brakes, and a detailed visual inspection for leaks or damage.

Factor the cost of a PPI into your budget; it’s money well spent.

Key Areas to Examine

Even before a PPI, you can do your own initial checks:

  1. Service Records: Demand detailed service history. A well-maintained car with records is always a better bet. Look for evidence of regular oil changes, transmission fluid service (if applicable), and cooling system component replacements.
  2. Engine Bay: Look for oil leaks (especially around the valve cover, oil filter housing, and oil pan). Check the condition of belts and hoses.
  3. Suspension: Listen for clunks or squeaks over bumps during a test drive. Check for worn bushings or leaky shocks/struts.
  4. Interior Electronics: Test all buttons, switches, and the iDrive system (if equipped). Ensure windows, locks, and climate control work correctly.
  5. Tires: Check for even wear. Uneven wear can indicate alignment issues or worn suspension components.

A well-cared-for 2011 BMW 328i can be a fantastic car, but due diligence is crucial to avoid inheriting someone else’s problems.

Frequently Asked Questions About 2011 BMW 328i Specs

What is the engine code for the 2011 BMW 328i?

The 2011 BMW 328i uses the N52B30 engine, which is a naturally aspirated 3.0-liter inline-six cylinder engine. This engine is known for its smooth power delivery and reliability.

Does the 2011 BMW 328i have a timing belt or chain?

The 2011 BMW 328i, like most modern BMWs, uses a timing chain. Timing chains are designed to last the life of the engine and typically do not require replacement unless there’s an issue. This is a significant advantage over timing belts, which need periodic replacement.

What type of oil does a 2011 BMW 328i take?

The 2011 BMW 328i with the N52 engine requires a full synthetic oil that meets BMW’s LL-01 (Longlife-01) specification. Common viscosities include 5W-30 or 5W-40. Always refer to your owner’s manual or a reputable BMW parts guide for the exact recommended oil type and specifications.

What are common problems with the 2011 BMW 328i?

Common issues for the 2011 BMW 328i often include oil leaks from the valve cover gasket and oil filter housing gasket, failure of the electric water pump and thermostat, and occasional issues with VANOS solenoids. Regular maintenance and addressing these proactively can prevent more significant problems.

Is the 2011 BMW 328i a reliable car?

The 2011 BMW 328i, particularly with the N52 engine, is generally considered a reliable vehicle if properly maintained. Its naturally aspirated engine avoids some of the complexities of turbocharged counterparts. However, like any luxury European car, it requires consistent maintenance and attention to detail to remain reliable.

Final Thoughts: Empowering Your 2011 BMW 328i Ownership

By now, you should have a much clearer picture of the 2011 BMW 328i specs, from its powerful N52 engine to its robust chassis and common maintenance considerations. Understanding these details empowers you to make better decisions, whether you’re performing DIY maintenance, troubleshooting an issue, or simply enjoying the drive.

The 2011 328i remains a fantastic car, offering a blend of luxury, performance, and everyday usability that few vehicles can match. With a little care and attention to the specifics we’ve covered, your BMW will continue to deliver that “Ultimate Driving Machine” experience for years to come. Remember, proactive maintenance is your best friend when it comes to keeping any vehicle, especially a BMW, in top shape.

Stay informed, stay proactive, and most importantly, enjoy every mile on the road with confidence. Happy driving!

Robert Lozano
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