BMW M8 2019-present Brakes Specifications
BMW M8 2019-present

BMW M8 2019-present Brakes Specifications

Explore the detailed brake specifications of the 2019-Present BMW M8, including rotor sizes, caliper types, and advanced braking technologies. Perfect for owners, technicians, and enthusiasts.

Updated

2019-Present BMW M8 Brake Specifications Specifications

This document provides a comprehensive overview of the brake specifications for the 2019-Present BMW M8. It includes detailed technical information, key features, and performance metrics. Use this guide to understand the braking system's components, capabilities, and maintenance requirements. Navigate through the sections to find specific details or refer to the quick reference for key specifications.

How to Use

To search for specific information, use the search functionality by typing keywords related to the brake system, such as 'rotor size,' 'caliper type,' or 'pad material.' This will help you quickly locate relevant details within the document.

Navigate through the document by exploring the sections listed in the table of contents. Each section provides in-depth information on a specific aspect of the braking system, with subsections offering detailed technical specifications.

Key Specifications

Front Brake Rotor Diameter

15.75 in (400 mm)

Rear Brake Rotor Diameter

15.00 in (380 mm)

Front Caliper Piston Count

6-piston

Rear Caliper Piston Count

1-piston

Recommended Brake Fluid

BMW DOT 4

Available Specifications

Brake System Overview

This section provides a general overview of the BMW M8's braking system, including its key components and design features. It highlights the system's performance capabilities and technological advancements.

Front Brake System
  • 6-piston fixed aluminum calipers
  • Ventilated, cross-drilled brake discs
  • Disc diameter: 15.75 inches (400 mm)
  • Disc thickness: 1.38 inches (35 mm)
  • Two-piece rotor design for reduced weight
Rear Brake System
  • Single-piston floating calipers
  • Ventilated, cross-drilled brake discs
  • Disc diameter: 15.00 inches (380 mm)
  • Disc thickness: 1.18 inches (30 mm)
  • Optimized for heat dissipation and even wear

Brake Components and Materials

This section details the materials and components used in the BMW M8's braking system, emphasizing their quality, durability, and performance characteristics.

Brake Calipers
  • Aluminum construction for lightweight strength
  • Fixed caliper design for consistent braking performance
  • Piston count: 6 (front), 1 (rear)
  • Coated for corrosion resistance
  • Precision-engineered for minimal brake fade
Brake Rotors
  • Two-piece rotor design for reduced unsprung mass
  • Cross-drilled for improved heat dissipation
  • Ventilated for enhanced cooling efficiency
  • Made from high-carbon cast iron
  • Anti-corrosion coating on hub area

Braking Performance and Technology

This section highlights the advanced technologies and performance metrics of the BMW M8's braking system, including its capabilities under various driving conditions.

Braking Performance
  • 0-60 mph braking distance: Approximately 110 feet
  • High-speed braking stability
  • Minimal fade under repeated heavy use
  • Optimized pedal feel and response
  • Advanced ABS (Anti-lock Braking System) integration
Advanced Braking Technologies
  • Dynamic Brake Control (DBC)
  • Automatic Brake Drying in wet conditions
  • Fade Compensation for consistent performance
  • Integrated with Dynamic Stability Control (DSC)
  • Optional carbon-ceramic brake package available

Maintenance and Service

This section provides guidelines for the maintenance and service of the BMW M8's braking system, including recommended intervals and procedures.

Brake Pad Replacement
  • Recommended replacement interval: Every 12,000 - 15,000 miles
  • High-performance brake pads with low dust generation
  • Use of premium materials for extended lifespan
  • Factory calibration required after replacement
  • Optional high-performance pad upgrades available
Brake Fluid and Inspection
  • Recommended brake fluid: BMW High-Performance DOT 4
  • Fluid replacement interval: Every 2 years or 30,000 miles
  • Regular inspection of brake lines and hoses
  • Check for wear on brake components
  • Professional servicing recommended

Brakes Specifications

Overview

Type
Fixed-caliper high-performance braking system
Configuration
6-piston front calipers, 4-piston rear calipers
Platform
BMW 8 Series (G15)
Material
Iron ventilated discs
Location
Front and rear axles with fixed calipers

Dimensions

Front Rotor Diameter
15.75 in (400 mm)
Rear Rotor Diameter
14.96 in (380 mm)
Front Rotor Thickness
1.10 in (28 mm)
Rear Rotor Thickness
0.87 in (22 mm)
Front Caliper Piston Diameter
1.72 in (44 mm)
Rear Caliper Piston Diameter
1.38 in (35 mm)
Front Brake Pad Area
45.7 in2 (295 cm2)
Rear Brake Pad Area
23.8 in2 (154 cm2)
Brake System Weight
375 lbs (170 kg)

Materials

Rotors
Iron, two-piece ventilated design
Calipers
Aluminum alloy
Brake Pads
High-performance friction material
Brake Lines
Steel-braided, DOT-approved
Brake Fluid
DOT 4 specification

Features

High Performance
  • M Compound Brake technology
  • High thermal stability under heavy use
  • Resistant to fade during spirited driving
  • Consistent pedal feel and feedback
  • Optimized for track performance
Cooling
  • Ventilated brake discs with internal cooling vanes
  • Air inlets to direct cooling air to brakes
  • Ducts to maximize airflow through calipers
  • Efficient heat dissipation system
Control
  • Electronic Brakeforce Distribution (EBD)
  • Anti-lock Braking System (ABS)
  • Dynamic Stability Control (DSC) integration
  • Automatic Brake Drying in wet conditions
Assistance
  • Auto Hold function for hill starts
  • Emergency Brake Assist
  • Active Brake Assist
  • Brake Pre-tensioning in emergency stops

Safety Features

Anti Lock Braking
Advanced ABS with wheel speed sensors
Cornering Stability
  • Cornering Brake Control (CBC)
  • Dynamic Brake Control (DBC)
Emergency Functions
  • Automatic Emergency Braking
  • Post-crash braking system
  • Brake Assist

Comfort Features

Noise Reduction
  • Acoustic insulation of brake components
  • Optimized brake pad materials for reduced noise
  • NVH (Noise, Vibration, Harshness) reduction measures
Pedal Feel
  • Progressive brake pedal response
  • Firm pedal feedback for precise control
  • Adjustable brake pedal feel through driving modes
Convenience
  • Hill Start Assist
  • Auto Hold function
  • Traffic Jam Assistant with low-speed braking

Accessories

Wear Sensors
Brake pad wear sensors with dashboard warning
Performance Upgrades
  • Carbon-ceramic brake rotor option
  • High-performance brake fluid upgrade
  • Lightweight brake components package
Maintenance Accessories
  • Brake cleaning kit
  • Brake fluid test strips
  • Brake pad wear gauge tool

Maintenance

Service interval
12,500 miles or 12 months
Service Items
  • Inspect brake pads and rotors
  • Check brake fluid level and condition
  • Inspect brake lines and hoses
  • Test brake system functionality
  • Clean brake calipers and apply lubricant
Maintenance Notes
  • Use only BMW-approved brake fluid
  • Replace brake pads when wear sensor triggers
  • Avoid using brake fluid that has been open for more than 2 years
  • Always torque brake system components to specification

Warranty

Basic
Miles: 50,000 miles
Years: 4 years
Coverage: All brake components excluding wear items
Maintenance
Miles: 36,000 miles
Years: 3 years
Coverage: Brake fluid changes and inspections
Corrosion
Miles: Unlimited miles
Years: 12 years
Coverage: Perforation of brake rotors and drums
Roadside Assistance
Miles: Unlimited miles
Years: 4 years
Coverage: Brake system related services

Production Details

Manufacturer
BMW Group
Manufacturing Process
  • Precision casting of brake calipers
  • High-strength steel rotor production
  • Advanced machining for brake components
  • Quality control testing of all brake systems
Quality Control
Testing: Dynamometer testing for performance, Endurance testing for durability, Leak testing of hydraulic components
Certifications: ISO 9001:2015, IATF 16949:2016, EMC compliance
Sustainability Practices
  • Recycling of brake materials
  • Energy-efficient manufacturing processes
  • Reduction of waste in production
Production Metrics
Annual Volume: More than 10,000 units annually
R And D investment: $50 million in annual R&D
Supplier Partnerships: Global network of Tier 1 suppliers

Service Information for brakes Service

Maintenance and service requirements specific to this component

12,500 miles
12 months
  • Inspect brake pads for wear
  • Measure rotor thickness
  • Check brake fluid level and condition
  • Inspect brake lines and hoses
  • Test ABS and DSC systems

Initial service interval - critical for maintaining brake performance

25,000 miles
24 months
  • Clean and lubricate brake caliper pins
  • Inspect brake pad wear sensors
  • Check brake rotor surface condition
  • Replace brake fluid if contaminated
  • Test brake system for leaks

Intermediate service - focus on preventive maintenance

50,000 miles
48 months
  • Replace brake pads if worn below minimum thickness
  • Resurface or replace brake rotors as needed
  • Replace brake fluid
  • Inspect and replace brake hoses if necessary
  • Perform full brake system bleed

Major service interval - ensure all components are within specification

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the technical specifications of the brakes on the 2019-Present BMW M8?

The 2019-Present BMW M8 features high-performance braking systems. The standard model includes 395mm front rotors and 380mm rear rotors with fixed calipers. The M8 Competition upgrades to 400mm front rotors and 380mm rear rotors with M Sport brakes. The system is compatible with BMW's M Carbon Ceramic Brake option, offering improved heat dissipation and reduced weight. The braking system is designed to work seamlessly with the vehicle's advanced driver assistance systems, including ABS, DSC, and M Dynamic Mode.

Q2

What are the maintenance requirements for the brakes on the 2019-Present BMW M8?

Regular maintenance for the BMW M8 brakes includes inspecting brake pads every 12,000 to 15,000 miles, replacing them when worn below 3mm, and checking rotor thickness. Brake fluid should be replaced every 2 years or as specified in the service manual. Additionally, the brake system should be inspected for leaks, damage, or corrosion during routine servicing. It is recommended to use BMW-approved brake components and follow the guidelines outlined in the BMW Service Manual for optimal performance and safety.

Q3

How do I install or replace the brakes on the 2019-Present BMW M8?

To replace the brakes on the 2019-Present BMW M8, start by safely lifting the vehicle and removing the wheels. Wear protective gloves and work in a well-ventilated area. Remove the caliper and hang it securely, then remove the old rotor and install the new one. Replace the brake pads by removing the old ones from the caliper and inserting the new ones. Reinstall the caliper and bleed the brake system to remove any air bubbles. Repeat for all wheels and test the brakes thoroughly before driving. Always refer to the BMW Service Manual for detailed instructions and safety precautions.

Q4

How do I troubleshoot common brake issues on the 2019-Present BMW M8?

If you experience brake issues such as spongy pedal feel, noise, or reduced stopping power, start by checking the brake fluid level and condition. Inspect the brake pads and rotors for wear or damage. Use a scan tool to check for any fault codes in the ABS or DSC systems. If the issue persists, inspect the brake lines for leaks or damage and ensure all connections are secure. For advanced diagnostics, consult a BMW-certified technician or refer to the BMW Service Manual for guidance.

Q5

How can I optimize the performance of the brakes on the 2019-Present BMW M8?

To optimize brake performance on the 2019-Present BMW M8, ensure proper bedding-in of new brake components by following the manufacturer's guidelines. Use high-performance brake pads and rotors designed for your driving conditions, such as track-specific or street-performance options. Regularly clean and inspect the brake components to remove debris and corrosion. Consider upgrading to M Carbon Ceramic Brakes for reduced weight and improved heat management. Always follow BMW's recommendations for brake maintenance and upgrades to maintain optimal performance and safety.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

2019-Present BMW M8 Brake Service Manual

Coming Soon

Comprehensive guide covering brake system maintenance, repair, and replacement procedures for the BMW M8.

BMW M8 Brake System Technical Bulletin

Coming Soon

Official technical updates and service bulletins for the BMW M8 brake system, including known issues and solutions.

BMW M8 Performance Brake Parts Catalog

Coming Soon

Detailed catalog of genuine and aftermarket brake components for the BMW M8, including M Sport and Carbon Ceramic options.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

ASE Master Certified Technician with over a decade of hands-on experience in automotive repair and diagnostics.

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