BMW 850i 2018-present

BMW 850i 2018-present Body Specifications

Detailed technical specifications and documentation for the body system of the 2018-Present BMW 850i, including structural components, exterior dimensions, materials, and aerodynamics.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the body specifications for the 2018-Present BMW 850i, including key features, measurements, and technical details. This section covers the vehicle's exterior dimensions, materials, aerodynamics, and structural design.

How to Use

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

Navigate through the body documentation sections using the table of contents. Each section is organized by major topics, with subsections providing detailed technical information.

Key Specifications

Length

4851 mm (190.98 in)

Curb Weight

1895 kg (4178 lbs)

Drag Coefficient

0.29

Wheelbase

2822 mm (111.1 in)

Ground Clearance

120 mm (4.72 in)

Available Specifications

Exterior Dimensions

This section provides detailed measurements of the BMW 850i's exterior, including length, width, height, and wheelbase.

Overall Dimensions

Length: 4851 mm (190.98 in)
Width: 1902 mm (74.88 in)
Height: 1346 mm (53.0 in)
Wheelbase: 2822 mm (111.1 in)
Track width (front/rear): 1620 mm / 1660 mm (63.78 in / 65.35 in)

Ground Clearance and Weight

Ground clearance: 120 mm (4.72 in)
Curb weight: 1895 kg (4178 lbs)
Gross vehicle weight: 2380 kg (5247 lbs)
Weight distribution (front/rear): 52% / 48%

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

Body Materials and Construction

This section details the materials used in the construction of the BMW 850i's body, including lightweight components and structural reinforcements.

Material Composition

Aluminum-intensive body structure
High-strength steel used in key areas
Carbon fiber reinforced polymer (CFRP) roof panel
Magnesium alloy for select components
Thermoplastic exterior panels

Structural Design

Multi-material construction for weight reduction
Reinforced A-pillars and B-pillars for crash safety
Integrated rollover protection system
Laser-welded seams for increased rigidity

Note: The use of CFRP and aluminum reduces weight while maintaining structural integrity.

Aerodynamics

This section covers the aerodynamic features of the BMW 850i, including drag coefficient and active aerodynamic components.

Drag Coefficient

Drag coefficient (Cd): 0.29
Optimized underbody airflow management
Active air flaps in the front grille
Aerodynamically shaped exterior mirrors

Active Aerodynamics

Adaptive rear spoiler with automatic deployment
Air curtains integrated into the front bumper
Rear diffuser for improved downforce
Active cooling vents for brake and engine temperature management

Note: The adaptive rear spoiler adjusts based on speed and driving conditions.

Exterior Features

This section highlights the exterior design elements and functional features of the BMW 850i.

Lighting and Glass

Full LED adaptive headlights with laserlight option
LED taillights with dynamic turn signals
Acoustic glass for reduced noise
Heated windshield and side mirrors

Design Elements

Iconic BMW kidney grille with active air flaps
Frameless doors for a sleek appearance
Dual exhaust system with chrome tips
20-inch alloy wheels as standard

Note: The frameless doors enhance the coupe's sporty and elegant design.

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Component Specifications

Dimensions

Overall Length: 4851 mm

Overall Width: 1902 mm

Overall Height: 1346 mm

Wheelbase: 2822 mm

Track Width Front: 1611 mm

Track Width Rear: 1620 mm

Ground Clearance: 120 mm

Weight

Curb Weight: 1895 kg

Gross Vehicle Weight: 2380 kg

Payload Capacity: 485 kg

Weight Distribution Front: 52%

Weight Distribution Rear: 48%

Exterior

Body Material: Aluminum and high-strength steel

Drag Coefficient: 0.30 Cd

Headlight Type: Adaptive LED

Headlight Part Number: 63117458871

Taillight Type: LED

Taillight Part Number: 63217458872

Sunroof Type: Panoramic glass roof

Sunroof Part Number: 54107458873

interior

Seating Capacity: 4

Upholstery Material: Vernasca leather

Dashboard Material: Sensatec synthetic leather

Headliner Material: Alcantara

Cargo Volume: 420 liters

Cargo Volume With Seats Folded: 1200 liters

Doors

Number Of Doors: 2

Door Material: Aluminum

Door Hinge Type: Heavy-duty ball bearing

Door Hinge Part Number: 51217458874

Door Seal Type: Rubber with acoustic insulation

Door Seal Part Number: 51717458875

Windows

Front Window Material: Laminated safety glass

Rear Window Material: Tempered safety glass

Window Motor Type: Electric with anti-pinch

Window Motor Part Number: 51327458876

Window Regulator Type: Cable-driven

Window Regulator Part Number: 51337458877

Safety

Airbag Count: 6

Airbag Type: Dual-stage front, side, and curtain

Airbag Part Number: 65717458878

Seatbelt Type: 3-point with pretensioners

Seatbelt Part Number: 72117458879

Crash Sensor Type: Multi-impact

Crash Sensor Part Number: 65727458880

Aerodynamics

Front Air Dam Type: Active air flaps

Rear Spoiler Type: Active rear spoiler

Spoiler Part Number: 51627458881

Underbody Paneling: Full underbody cover

Drag Reduction System: Active grille shutters

Paint

Paint Type: Metallic or non-metallic

Paint Thickness: 120-150 microns

Clearcoat Thickness: 40-50 microns

Paint Code Example: A96 - Mineral White Metallic

Paint Application Method: Electrostatic spray

Maintenance

Body Wash interval: Every 2 weeks

Wax Application interval: Every 3 months

Paint Correction Interval: As needed

Rust Protection interval: Every 12 months

Sealant Application interval: Every 6 months

Service Information Service

Detailed service requirements and schedules for the body components

5000

Inspect exterior body for damage
Check door seals and hinges
Lubricate door hinges and locks

Ensure all body panels are free from corrosion

15000

Inspect and clean sunroof tracks
Check window regulator operation
Inspect and clean exterior lights

Replace any worn or damaged seals

30000

Inspect and repair paint chips
Check and adjust active aerodynamics
Inspect and clean underbody paneling

Perform rust protection treatment if necessary

Frequently Asked Questions

Find answers to common questions about torque specifications

What are the exterior dimensions of the 2018-Present BMW 850i?

The 2018-Present BMW 850i has an overall length of 192.1 inches, a width of 74.9 inches (excluding mirrors), and a height of 53.5 inches. The wheelbase measures 111.1 inches, providing a stable and spacious platform.

What materials are used in the construction of the BMW 850i body?

The BMW 850i body utilizes a combination of high-strength steel, aluminum, and carbon fiber-reinforced plastic (CFRP) to optimize weight distribution, rigidity, and crash safety. The roof is optionally available in carbon fiber for reduced weight and improved handling.

What is the drag coefficient of the BMW 850i?

The BMW 850i has a drag coefficient (Cd) of 0.29, achieved through aerodynamic design elements such as active air flaps, a flat underbody, and optimized airflow management.

What is the curb weight of the BMW 850i?

The curb weight of the BMW 850i varies by configuration but typically ranges between 4,478 lbs (2,031 kg) and 4,630 lbs (2,100 kg), depending on optional equipment and materials used.

Does the BMW 850i feature adaptive suspension for improved handling?

Yes, the BMW 850i is equipped with Adaptive M Suspension as standard, which includes electronically controlled dampers that adjust to driving conditions, enhancing both comfort and performance.

What is the ground clearance of the BMW 850i?

The BMW 850i has a ground clearance of approximately 5.1 inches (130 mm), which is optimized for performance and aerodynamics while maintaining practicality for everyday driving.

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 850i Body Structure Technical Guide

Coming Soon

Detailed technical guide on the body structure, materials, and design principles of the BMW 850i.

Aerodynamics and Performance Optimization

Coming Soon

Learn about the aerodynamic features and performance enhancements of the BMW 850i body.

Carbon Fiber Roof Installation Manual

Coming Soon

Step-by-step guide for installing and maintaining the optional carbon fiber roof on the BMW 850i.

Adaptive M Suspension Technical Overview

Coming Soon

Comprehensive overview of the Adaptive M Suspension system and its integration with the BMW 850i body.

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