BMW 440i 2017-present

BMW 440i 2017-present Body Specifications

Detailed technical specifications and documentation for the body system of the 2017-Present BMW 440i, including structural design, materials, dimensions, and aerodynamics.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the body specifications for the 2017-Present BMW 440i, including key features, measurements, and technical details

How to Use

Use the search function to locate specific body specifications by entering keywords such as 'dimensions', 'materials', or 'aerodynamics'.

Navigate through the body documentation sections using the table of contents or by scrolling through the document. Each section is clearly labeled for easy access.

Key Specifications

Length

4638 mm (182.6 in)

Curb Weight

1610 kg (3549 lbs)

Drag Coefficient

0.29

Torsional Rigidity

24,000 Nm/degree

Wheelbase

2810 mm (110.6 in)

Available Specifications

Exterior Dimensions

Detailed measurements and specifications of the exterior body dimensions, including length, width, height, and wheelbase.

Overall Dimensions

Length: 4638 mm (182.6 in)
Width: 1825 mm (71.9 in)
Height: 1389 mm (54.7 in)
Wheelbase: 2810 mm (110.6 in)
Track width (front/rear): 1545 mm / 1593 mm (60.8 in / 62.7 in)

Ground Clearance and Weight

Ground clearance: 140 mm (5.5 in)
Curb weight: 1610 kg (3549 lbs)
Gross vehicle weight: 2040 kg (4497 lbs)
Weight distribution (front/rear): 52% / 48%

Note: Weight distribution is optimized for balanced handling and performance.

Body Materials and Construction

Information on the materials used in the body construction, including lightweight components and structural integrity.

Material Composition

High-strength steel used in the chassis
Aluminum used in the hood, doors, and front fenders
Carbon fiber reinforced plastic (CFRP) in select structural components
Magnesium alloy in the instrument panel support

Structural Design

Torsional rigidity: 24,000 Nm/degree
Drag coefficient (Cd): 0.29
Aerodynamic lift reduction through underbody panels
Laser-welded seams for increased strength

Note: The drag coefficient contributes to improved fuel efficiency and reduced wind noise.

Aerodynamics and Cooling

Details on the aerodynamic features and cooling systems integrated into the body design.

Aerodynamic Features

Active Air Stream kidney grille for optimized airflow
Air curtains integrated into the front bumper
Rear spoiler with integrated brake light
Flush-mounted door handles for reduced drag

Cooling System Integration

Dual-zone cooling system with front-mounted radiators
Air ducts for brake cooling
Engine oil cooler integrated into the front bumper
Transmission cooler located behind the front grille

Note: The cooling system is designed to maintain optimal operating temperatures under high-performance conditions.

Exterior Features and Lighting

Overview of the exterior features, including lighting systems, mirrors, and other design elements.

Lighting Systems

LED headlights with adaptive cornering function
LED daytime running lights
LED taillights with dynamic turn signals
Automatic headlight leveling system

Exterior Design Elements

Power-folding side mirrors with heating and auto-dimming
Rain-sensing windshield wipers
Dual exhaust system with chrome tips
Optional M Sport package with aerodynamic enhancements

Note: The M Sport package includes a more aggressive front bumper and rear diffuser.

Search Specifications

Search by specification name, value, or description

Component Specifications

Dimensions

Overall Length: 182.7 in

Overall Width: 71.9 in

Overall Height: 54.2 in

Wheelbase: 110.6 in

Track Width Front: 60.6 in

Track Width Rear: 61.9 in

Ground Clearance: 5.1 in

Weight

Curb Weight: 3627 lbs

Gross Vehicle Weight: 4620 lbs

Payload Capacity: 993 lbs

Front Axle Weight: 1984 lbs

Rear Axle Weight: 1643 lbs

Body Materials

Roof: Aluminum

Hood: Aluminum

Doors: Steel with aluminum reinforcement

Trunk Lid: Aluminum

Fenders: Plastic composite

Aerodynamics

Drag Coefficient: 0.29 Cd

Frontal Area: 23.5 sq ft

Lift Coefficient Front: 0.12

Lift Coefficient Rear: 0.08

Exterior Lighting

Headlights: Type: LED
Part Number: 63117365478
Luminous Flux: 1200 lumens
Beam Range: 500 ft

Taillights: Type: LED
Part Number: 63217365479
Luminous Flux: 800 lumens

Fog Lights: Type: Halogen
Part Number: 63317365480
Luminous Flux: 600 lumens

Windows

Front Windshield: Thickness: 5.5 mm
Material: Laminated glass
Tint: 70% VLT

Side Windows: Thickness: 4.0 mm
Material: Tempered glass
Tint: 35% VLT

Rear Windshield: Thickness: 5.5 mm
Material: Laminated glass
Tint: 70% VLT

Mirrors

Side Mirrors: Type: Electrochromic
Part Number: 51167365481
Adjustment: Power-adjustable
Heating: Yes

Rearview Mirror: Type: Electrochromic
Part Number: 51167365482
Dimming: Automatic

Doors

Front Doors: Hinge Type: Multi-link
Opening Angle: 70 degrees
Weight: 45 lbs

Rear Doors: Hinge Type: Multi-link
Opening Angle: 65 degrees
Weight: 40 lbs

Trunk

Capacity: 17 cu ft

Opening Width: 42.5 in

Opening Height: 28.3 in

Lid Material: Aluminum

Hinge Type: Gas strut

Safety Features

Airbags: Front: Dual-stage
Side: Thorax and head
Knee: Driver-side
Curtain: Full-length

Crumple Zones: Front: High-strength steel
Rear: High-strength steel

Seatbelt Pretensioners: Front: Yes
Rear: Yes

Service Information Service

Detailed service requirements and schedules

10000

Inspect and replace engine oil and filter
Check and top off all fluid levels
Inspect brake system components
Check tire pressure and condition

Follow BMW's recommended service schedule for optimal performance.

30000

Replace cabin air filter
Inspect and replace air filter element
Check and adjust valve clearance
Inspect suspension components

Additional checks may be required based on driving conditions.

60000

Replace spark plugs
Inspect and replace drive belts
Check and replace brake fluid
Inspect exhaust system

Ensure all components are within manufacturer specifications.

Frequently Asked Questions

Find answers to common questions about torque specifications

What are the exterior dimensions of the 2017-Present BMW 440i?

The 2017-Present BMW 440i has an overall length of 182.7 inches, a width of 71.9 inches (excluding mirrors), and a height of 55.8 inches. The wheelbase measures 110.6 inches, and the track width is 60.7 inches (front) and 62.3 inches (rear).

What materials are used in the body construction of the BMW 440i?

The BMW 440i features a lightweight yet rigid body structure made from high-strength steel, aluminum, and magnesium. The hood, doors, and front fenders are constructed from aluminum to reduce weight and improve performance.

What is the drag coefficient of the BMW 440i?

The BMW 440i has a drag coefficient (Cd) of 0.29, which contributes to its aerodynamic efficiency and fuel economy.

What is the curb weight of the BMW 440i?

The curb weight of the BMW 440i varies by configuration but typically ranges from 3,625 lbs (1,644 kg) for the Coupe to 3,780 lbs (1,715 kg) for the Gran Coupe.

Does the BMW 440i feature any advanced body technologies?

Yes, the BMW 440i includes advanced body technologies such as laser-welded seams, structural adhesive bonding, and a multi-phase hot-stamping process for critical safety areas, enhancing rigidity and crash safety.

What is the ground clearance of the BMW 440i?

The BMW 440i has a ground clearance of approximately 5.1 inches (130 mm), which is optimized for a balance between sporty handling and everyday usability.

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 440i Body Repair Manual

Coming Soon

Official repair manual for the BMW 440i body, covering structural repairs, panel replacement, and alignment procedures.

Aerodynamics and Design Overview

Coming Soon

Technical overview of the aerodynamic design principles and materials used in the BMW 440i body.

Crash Safety and Structural Integrity

Coming Soon

Detailed guide on the crash safety features and structural integrity of the BMW 440i body, including crash test ratings and safety technologies.

Genuine BMW Body Parts Catalog

Coming Soon

Catalog of genuine BMW body parts for the 440i, including part numbers, specifications, and installation guidelines.

About the Author

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