BMW M5 2018-present

BMW M5 2018-present ZF 8HP Transmission Specifications

Detailed technical specifications for the ZF 8HP automatic transmission system used in the 2018 to present BMW M5. This document covers gear ratios, torque capacity, fluid requirements, electronic control systems, and maintenance procedures specific to this high-performance transmission.

Updated Oct 4, 2023

Overview Specifications

Comprehensive description of the ZF-8HP transmission specifications for the 2018-Present BMW M5, including key features, measurements, and technical details.

How to Use

Use the search bar to find specific ZF-8HP transmission specifications by entering keywords such as 'torque capacity', 'gear ratios', or 'fluid capacity'.

Navigate through the documentation sections using the table of contents or by scrolling through the major sections listed below.

Key Specifications

Transmission Type

8-speed automatic

Torque Capacity

750 Nm (553 lb-ft)

Fluid Capacity

9.5 liters (10.0 quarts)

Weight

86 kg (189.6 lbs)

Shift Time

200 milliseconds

Available Specifications

Transmission Design and Architecture

Detailed overview of the ZF-8HP transmission's design, architecture, and key components.

Transmission Layout

8-speed automatic transmission with planetary gear sets
Compact and lightweight design, weighing approximately 86 kg (189.6 lbs)
Longitudinal mounting for rear-wheel-drive and all-wheel-drive configurations
Integrated torque converter with lock-up clutch

Gear Ratios

1st gear: 5.000:1
2nd gear: 3.200:1
3rd gear: 2.143:1
4th gear: 1.720:1
5th gear: 1.314:1
6th gear: 1.000:1
7th gear: 0.822:1
8th gear: 0.640:1
Reverse gear: 4.866:1

Note: Gear ratios optimized for performance and fuel efficiency.

Performance Specifications

Technical details on the ZF-8HP transmission's performance capabilities and limits.

Torque Capacity

Maximum torque capacity: 750 Nm (553 lb-ft)
Designed to handle the high torque output of the BMW M5's 4.4L V8 engine
Enhanced clutch materials for improved durability under high loads

Shift Times

Shift times as low as 200 milliseconds in Sport and Manual modes
Adaptive shift programming for smooth and precise gear changes
Supports launch control functionality for optimal acceleration

Note: Shift times may vary based on driving mode and conditions.

Fluid and Maintenance Specifications

Information on transmission fluid requirements and maintenance intervals.

Fluid Capacity

Total fluid capacity: 9.5 liters (10.0 quarts)
Recommended fluid: ZF Lifeguard 8 transmission fluid
Fluid change interval: Every 80,000 km (50,000 miles) or as per BMW's maintenance schedule

Maintenance Features

Sealed transmission design with no dipstick for fluid level checks
Fluid level checked via diagnostic tool and fill plug
Integrated temperature management system for optimal fluid performance

Note: Use only manufacturer-approved fluids to maintain warranty and performance.

Electronics and Control Systems

Details on the electronic control systems and integration with the BMW M5.

Transmission Control Module (TCM)

Integrated TCM with adaptive learning capabilities
Supports BMW's Driving Dynamics Control system
Compatible with BMW's iDrive system for seamless integration

Driving Modes

Supports Eco Pro, Comfort, Sport, and Sport+ driving modes
Adaptive shift mapping based on driving style and road conditions
Manual mode with paddle shifters for driver-controlled gear changes

Note: Driving modes can be customized via the iDrive system.

Search Specifications

Search by specification name, value, or description

Transmission Specifications

General information

Transmission Type: 8-speed automatic

Manufacturer: ZF Friedrichshafen AG

Model: 8HP75

Part Number: 8HP75X

Application: 2018-Present BMW M5 (F90)

Weight: 94 kg (207 lbs)

Fluid Type: ZF LifeguardFluid 8

Fluid Capacity: 9.5 liters (10 quarts)

Performance Specifications

Maximum Torque: 750 Nm (553 lb-ft)

Maximum input Speed: 7000 rpm

Gear Ratios: 1st: 4.714
2nd: 3.143
3rd: 2.106
4th: 1.667
5th: 1.285
6th: 1.000
7th: 0.839
8th: 0.667
Reverse: 3.317

Shift Response Time: 100 ms

Dimensions

Length: 720 mm (28.35 in)

Width: 550 mm (21.65 in)

Height: 380 mm (14.96 in)

input Shaft Diameter: 30 mm (1.18 in)

Output Shaft Diameter: 32 mm (1.26 in)

Operational Parameters

Maximum Operating Temperature: 120°C (248°F)

Minimum Operating Temperature: -40°C (-40°F)

Recommended Operating Temperature Range: 80°C to 110°C (176°F to 230°F)

Maximum Fluid Pressure: 20 bar (290 psi)

Electronic Control

Control Module: EGS (Electronic Transmission Control)

Communication Protocol: CAN bus

Sensors

Input speed sensor
Output speed sensor
Transmission fluid temperature sensor
Turbine speed sensor

Actuators

Solenoid valves
Shift actuators

Maintenance Specifications

Fluid Change interval: 60,000 miles or 48 months

Filter Change interval: 60,000 miles or 48 months

Torque Converter Drain Interval: 120,000 miles or 96 months

Seal inspection Interval: 30,000 miles or 24 months

Diagnostic Specifications

Fault Codes

P0700 - Transmission Control System Malfunction
P0715 - Input/Turbine Speed Sensor Circuit Malfunction
P0720 - Output Speed Sensor Circuit Malfunction
P0741 - Torque Converter Clutch Circuit Performance or Stuck Off

Diagnostic Tools

BMW ISTA (Integrated Service Technical Application)
OBD-II scanner

Diagnostic Procedures

Check for stored fault codes
Inspect wiring and connectors
Perform transmission adaptation reset

Safety information

Warning: Always use manufacturer-recommended transmission fluid to avoid damage

Precautions

Ensure the vehicle is on a level surface before checking fluid levels
Use proper lifting equipment when servicing the transmission
Avoid contact with hot transmission components

Related Components

Engine: S63B44T4 4.4L V8 TwinPower Turbo

Driveshaft: Carbon fiber reinforced driveshaft

Differential: M Sport Differential

Cooling System: Transmission oil cooler integrated with the engine cooling system

Tolerances

Gear Mesh Tolerance: 0.05 mm (0.002 in)

Shaft Runout Tolerance: 0.03 mm (0.0012 in)

Fluid Pressure Tolerance: +/- 0.5 bar (7.25 psi)

Service Information Service

Detailed service requirements and schedules for the ZF 8HP transmission in the 2018-Present BMW M5

30,000 miles

24 months

Inspect transmission fluid level
Check for leaks
Inspect transmission mounts

Perform visual inspection and address any leaks or damage immediately

60,000 miles

48 months

Replace transmission fluid
Replace transmission filter
Reset transmission adaptation values

Use only ZF LifeguardFluid 8 for fluid replacement

120,000 miles

96 months

Drain and refill torque converter
Inspect and replace seals if necessary
Perform full transmission diagnostic

Ensure all seals are in good condition to prevent leaks

Common Questions

Find answers to common questions about torque specifications

What is the torque capacity of the ZF 8HP transmission in the 2018-Present BMW M5?

The ZF 8HP transmission used in the 2018-Present BMW M5 has a torque capacity of up to 750 Nm (553 lb-ft), ensuring it can handle the high-performance demands of the vehicle.

How many gears does the ZF 8HP transmission have?

The ZF 8HP transmission is an 8-speed automatic transmission, providing smooth and efficient gear shifts across a wide range of driving conditions.

What is the shift time of the ZF 8HP transmission in the BMW M5?

The ZF 8HP transmission in the BMW M5 has a shift time of approximately 200 milliseconds, allowing for rapid and precise gear changes, especially in Sport and Manual modes.

Does the ZF 8HP transmission support manual shifting in the BMW M5?

Yes, the ZF 8HP transmission supports manual shifting through the use of paddle shifters located on the steering wheel, providing drivers with greater control over gear selection.

What type of fluid is recommended for the ZF 8HP transmission in the BMW M5?

The ZF 8HP transmission in the BMW M5 requires ZF Lifeguard 8 automatic transmission fluid (ATF), which is specifically formulated to ensure optimal performance and longevity of the transmission.

Factory Service Resources

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

ZF 8HP Transmission Technical Overview

Coming Soon

Detailed technical specifications and operational characteristics of the ZF 8HP transmission.

BMW M5 Service Manual - Transmission Section

Coming Soon

Official BMW service manual section dedicated to the ZF 8HP transmission, including maintenance and repair procedures.

ZF Lifeguard 8 ATF Product Information

Coming Soon

Information on the ZF Lifeguard 8 automatic transmission fluid recommended for the ZF 8HP transmission.

BMW M5 Owner's Manual - Transmission Features

Coming Soon

Owner's manual section explaining the features and operation of the ZF 8HP transmission in the BMW M5.

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Technical Information

All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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