BMW Z4 2009-2016 Body Specifications
Detailed technical specifications and documentation for the body system of the 2009-2016 BMW Z4, covering body panels, chassis, exterior dimensions, materials, and structural components. Ideal for technicians and enthusiasts.
Overview Specifications
Comprehensive description of the body specifications for the 2009-2016 BMW Z4, including key features, measurements, and technical details. This section covers the vehicle's exterior dimensions, materials, structural design, and aerodynamic features.
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Use the search bar to locate specific body specifications by entering keywords such as 'dimensions', 'materials', or 'aerodynamics'. Filter results by section for precise information.
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Key Specifications
Length
4239 mm (166.9 in)
Curb Weight
1425 kg (3142 lbs)
Drag Coefficient
0.34
Retractable Hardtop Operation Time
19 seconds
Available Specifications
Exterior Dimensions
This section provides detailed measurements of the BMW Z4's exterior, including length, width, height, and wheelbase.
Exterior Dimensions
This section provides detailed measurements of the BMW Z4's exterior, including length, width, height, and wheelbase.
Overall Dimensions
- Length: 4239 mm (166.9 in)
- Width: 1790 mm (70.5 in)
- Height: 1291 mm (50.8 in)
- Wheelbase: 2496 mm (98.3 in)
- Track width (front/rear): 1500 mm / 1540 mm (59.1 in / 60.6 in)
Ground Clearance and Weight
- Ground clearance: 120 mm (4.7 in)
- Curb weight: 1425 kg (3142 lbs)
- Gross vehicle weight: 1730 kg (3814 lbs)
- Weight distribution (front/rear): 50:50
Note: Weight distribution ensures balanced handling and performance.
Body Materials and Construction
This section details the materials used in the BMW Z4's body construction and their impact on performance and safety.
Body Materials and Construction
This section details the materials used in the BMW Z4's body construction and their impact on performance and safety.
Material Composition
- High-strength steel used in the chassis for rigidity
- Aluminum hood and doors for weight reduction
- Thermoplastic front fenders for impact resistance
- Magnesium alloy in select structural components
Structural Design
- Unibody construction for enhanced rigidity
- Reinforced A-pillars for rollover protection
- Integrated roll bars for safety
- Crash-optimized front and rear zones
Note: The unibody design contributes to the vehicle's lightweight and agile handling.
Aerodynamics and Design Features
This section covers the aerodynamic design elements and exterior features of the BMW Z4.
Aerodynamics and Design Features
This section covers the aerodynamic design elements and exterior features of the BMW Z4.
Aerodynamic Performance
- Drag coefficient (Cd): 0.34
- Active air vents for improved cooling
- Rear spoiler integrated into the trunk lid
- Underbody panels for reduced turbulence
Exterior Features
- Retractable hardtop roof for convertible functionality
- LED daytime running lights as standard
- Dual exhaust system with chrome tips
- 17-inch alloy wheels (optional 18-inch and 19-inch)
Note: The retractable hardtop roof operates in 19 seconds.
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Component Specifications
Dimensions
- Overall Length
- 4239 mm
- Overall Width
- 1790 mm
- Overall Height
- 1291 mm
- Wheelbase
- 2496 mm
- Track Width Front
- 1507 mm
- Track Width Rear
- 1541 mm
- Ground Clearance
- 120 mm
Weight
- Curb Weight
- 1420 kg
- Gross Vehicle Weight
- 1740 kg
- Front Axle Load
- 780 kg
- Rear Axle Load
- 960 kg
Body Materials
- Hood
- Aluminum
- Trunk Lid
- Steel
- Doors
- Aluminum
- Roof
- Steel with optional retractable hardtop
- Frame
- High-strength steel with aluminum components
Aerodynamics
- Drag Coefficient
- 0.35 Cd
- Frontal Area
- 2.07 m²
- Lift Coefficient Front
- 0.12
- Lift Coefficient Rear
- 0.08
Retractable Hardtop
- Operation Time
- 20 seconds
- Weight
- 220 kg
- Part Number
- 54307234567
- Motor Power
- 400 W
- Temperature Limits
- Min: -20 °CMax: 60 °C
Exterior Lighting
- Headlights
- Type: Xenon with adaptive lightingPart Number: 63117234567Luminous Flux: 3200 lmColor Temperature: 4300 K
- Taillights
- Type: LEDPart Number: 63217234567Luminous Flux: 200 lmColor Temperature: 6000 K
- Fog Lights
- Type: HalogenPart Number: 63317234567Luminous Flux: 1200 lmColor Temperature: 3000 K
Windshield
- Material
- Laminated safety glass
- Thickness
- 5.5 mm
- Part Number
- 51317234567
- Tint
- UV-protective
- Heating Elements
- Integrated defroster
Door Specifications
- Door Weight
- 45 kg
- Hinge Type
- Heavy-duty steel
- Part Number
- 51217234567
- Opening Angle
- 70 degrees
- Latch Mechanism
- Electromechanical
Paint Specifications
- Base Coat Thickness
- 0.02 mm
- Clear Coat Thickness
- 0.04 mm
- Primer Thickness
- 0.01 mm
- Paint Code
- A96 - Alpine White
- Scratch Resistance
- 4H pencil hardness
Safety Features
- Rollover Protection
- Type: Automatic pop-up roll barsActivation Speed: 0.3 secondsPart Number: 52117234567
- Side Impact Protection
- Material: High-strength steelThickness: 2.5 mmPart Number: 52217234567
- Crumple Zones
- Front: Designed to absorb 60% of impact energyRear: Designed to absorb 40% of impact energy
Service Information Service
Detailed service requirements and schedules for the BMW Z4 body components
- Inspect retractable hardtop mechanism
- Check door hinges and latches
- Lubricate door seals
- Inspect exterior lighting
Ensure all moving parts are free of debris and properly lubricated
- Inspect windshield for cracks or chips
- Check paint condition for scratches or fading
- Inspect rollover protection system
- Test retractable hardtop motor
Replace any damaged components and ensure safety systems are operational
- Replace windshield wipers
- Inspect and clean exterior lighting lenses
- Check and adjust door alignment
- Inspect and replace worn door seals
Ensure all body components are aligned and functioning correctly
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the dimensions of the 2009-2016 BMW Z4 body?
What are the dimensions of the 2009-2016 BMW Z4 body?
The 2009-2016 BMW Z4 has a length of 4239 mm, a width of 1790 mm, and a height of 1291 mm. The wheelbase measures 2496 mm, and the curb weight ranges from 1470 kg to 1615 kg depending on the trim and configuration.
Q2 What materials are used in the construction of the BMW Z4 body?
What materials are used in the construction of the BMW Z4 body?
The BMW Z4 body is constructed using a combination of high-strength steel, aluminum, and lightweight composite materials. The hood and trunk lid are made of aluminum to reduce weight, while the roof is available in both steel and retractable hardtop configurations.
Q3 What is the drag coefficient of the BMW Z4?
What is the drag coefficient of the BMW Z4?
The BMW Z4 has a drag coefficient (Cd) of 0.32, which contributes to its aerodynamic efficiency and improved fuel economy.
Q4 How does the retractable hardtop operate on the BMW Z4?
How does the retractable hardtop operate on the BMW Z4?
The retractable hardtop on the BMW Z4 is fully automatic and can be operated at speeds up to 40 km/h. It takes approximately 20 seconds to fully retract or deploy, and it is powered by an electro-hydraulic system with multiple sensors for safety and precision.
Q5 What is the ground clearance of the BMW Z4?
What is the ground clearance of the BMW Z4?
The ground clearance of the BMW Z4 is approximately 120 mm, which is optimized for performance and handling while maintaining sufficient clearance for most road conditions.
Q6 Are there any specific maintenance requirements for the BMW Z4 body?
Are there any specific maintenance requirements for the BMW Z4 body?
Regular maintenance includes checking for corrosion, especially in areas prone to moisture accumulation, and ensuring proper alignment of the retractable hardtop mechanism. It is also recommended to clean and lubricate the hardtop seals periodically to prevent wear and tear.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
BMW Z4 Body Repair Manual
Coming SoonOfficial repair manual for the 2009-2016 BMW Z4 body, including detailed instructions for body panel replacement, alignment, and retractable hardtop maintenance.
BMW Z4 Aerodynamics Guide
Coming SoonTechnical guide explaining the aerodynamic design principles of the BMW Z4, including drag coefficient optimization and airflow management.
BMW Z4 Retractable Hardtop Service Bulletin
Coming SoonService bulletin addressing common issues and maintenance procedures for the retractable hardtop system on the 2009-2016 BMW Z4.
BMW Z4 Corrosion Prevention Guide
Coming SoonGuide detailing best practices for preventing and treating corrosion on the BMW Z4 body, including recommended cleaning products and techniques.
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