BMW 750i 2015-present

BMW 750i 2015-present ZF 8HP Transmission Specifications

Comprehensive technical specifications for the ZF-8HP automatic transmission system used in the 2015-Present BMW 750i. This document covers gear ratios, torque capacity, fluid requirements, shift logic, and diagnostic protocols specific to this model.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the ZF-8HP transmission specifications for the 2015-Present BMW 750i, including key features, measurements, and technical details.

How to Use

Use the search function to locate 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: 'Transmission Design', 'Performance Specifications', 'Maintenance Requirements', and 'Technical Features'.

Key Specifications

Gear Count

8-speed

Torque Capacity

750 Nm (553 lb-ft)

Fluid Capacity

9.5 liters (10 quarts)

Shift Time

<200 milliseconds

Weight

87 kg (192 lbs)

Available Specifications

Transmission Design

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

Architecture and Layout

8-speed automatic transmission with planetary gear sets
Compact and lightweight design for improved efficiency
Integrated torque converter with lock-up clutch
Electronically controlled hydraulic system for precise shifting

Key Components

Four planetary gear sets for optimal gear ratio spread
Five multi-plate clutches for smooth gear transitions
High-strength aluminum housing for durability
Integrated mechatronic module for electronic control

Note: The mechatronic module combines the transmission control unit (TCU) and hydraulic valves into a single unit.

Performance Specifications

Technical specifications and performance metrics of the ZF-8HP transmission.

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

Torque Capacity

Maximum torque capacity: 750 Nm (553 lb-ft)
Designed for high-performance applications
Optimized for BMW's TwinPower Turbo engines
Supports dynamic driving modes (Sport, Comfort, Eco Pro)

Note: The torque capacity ensures compatibility with the BMW 750i's 4.4L V8 engine.

Maintenance Requirements

Guidelines and specifications for maintaining the ZF-8HP transmission.

Fluid Specifications

Transmission fluid type: ZF Lifeguard 8
Fluid capacity: 9.5 liters (10 quarts)
Recommended fluid change interval: 100,000 km (62,000 miles)
Fluid temperature operating range: -40°C to 150°C (-40°F to 302°F)

Service Intervals

Inspect transmission fluid level every 30,000 km (18,600 miles)
Replace transmission filter during fluid changes
Check for leaks and wear during routine maintenance
Reset adaptation values after fluid replacement

Note: Use only ZF-approved fluids and components for optimal performance.

Technical Features

Advanced technical features and innovations of the ZF-8HP transmission.

Shift Logic and Adaptability

Adaptive shift strategy for personalized driving experience
Predictive gear selection based on navigation data
Quick shift times of less than 200 milliseconds
Supports start-stop functionality for improved fuel efficiency

Integration with Vehicle Systems

Seamless integration with BMW's xDrive all-wheel-drive system
Compatible with hybrid and plug-in hybrid powertrains
Supports BMW's Driving Dynamics Control system
Enables coasting function in Eco Pro mode

Note: The transmission's adaptability enhances both performance and efficiency.

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: 24108648809

Compatibility: 2015-Present BMW 750i

Weight: 94 kg (207 lbs)

Performance Specifications

Maximum Torque: 750 Nm (553 lb-ft)

Maximum input Speed: 7000 rpm

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

Shift Response Time: 200 ms

Fluid Specifications

Fluid Type: ZF Lifeguard 8

Fluid Capacity: 9.5 liters (10 quarts)

Fluid Change interval: 60,000 miles or 60 months

Fluid Temperature Range: -40°C to 150°C (-40°F to 302°F)

Operational Parameters

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

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

Maximum Allowable Pressure: 20 bar (290 psi)

Idle Speed: 600-700 rpm

Maintenance Specifications

Filter Part Number: 24117580125

Filter Change interval: 60,000 miles or 60 months

Sealant Type: Loctite 574

Torque Specifications: Pan Bolts: 10 Nm (7.4 lb-ft)
Fill Plug: 40 Nm (29.5 lb-ft)
Drain Plug: 40 Nm (29.5 lb-ft)

Diagnostic Specifications

Diagnostic Tool: BMW ISTA

Fault Codes

P0700 - Transmission Control System Malfunction
P0715 - Input/Turbine Speed Sensor Circuit Malfunction
P0720 - Output Speed Sensor Circuit Malfunction
P0730 - Incorrect Gear Ratio

Diagnostic interface: OBD-II

Self Diagnostic Capability: Yes

Safety information

High Temperature Warning: Avoid prolonged operation above 120°C (248°F)

Fluid Handling: Use gloves and eye protection when handling transmission fluid

Fire Hazard: Transmission fluid is flammable; keep away from open flames

Electronic Control

Control Module: EGS (Electronic Transmission Control)

Sensor Types

Input Speed Sensor
Output Speed Sensor
Temperature Sensor
Pressure Sensor

Communication Protocol: CAN-Bus

Mechanical Components

Clutch Packs: Number Of Clutches: 5
Material: Carbon fiber reinforced

Planetary Gearsets: Number Of Sets: 4
Material: High-strength steel

Torque Converter: Lockup Clutch: Yes
Stall Speed: 2200 rpm

Service intervals

Fluid Change: 60,000 miles or 60 months

Filter Change: 60,000 miles or 60 months

inspection: Every 30,000 miles or 24 months

Diagnostic Check: Every 12 months

Service Information Service

Detailed service requirements and schedules for the ZF 8HP transmission in the 2015-Present BMW 750i

30,000

Inspect transmission fluid level
Check for leaks
Inspect transmission mounts

Perform visual and functional checks

60,000

Replace transmission fluid
Replace transmission filter
Reset adaptation values

Use only ZF Lifeguard 8 fluid

120,000

120

Perform full diagnostic scan
Inspect and replace worn components
Check torque converter operation

Replace any components showing signs of wear or damage

Common Questions

Find answers to common questions about torque specifications

What is the torque capacity of the ZF 8HP transmission in the 2015-Present BMW 750i?

The ZF 8HP transmission in the 2015-Present BMW 750i has a torque capacity of up to 740 Nm (546 lb-ft). This allows it to handle the high torque output of the 4.4L V8 TwinPower Turbo engine efficiently.

How many gears does the ZF 8HP transmission have?

The ZF 8HP transmission is an 8-speed automatic transmission, providing a wide range of gear ratios for optimal performance and fuel efficiency. The gear ratios are as follows: 1st (4.714), 2nd (3.143), 3rd (2.106), 4th (1.667), 5th (1.285), 6th (1.000), 7th (0.839), and 8th (0.667).

What type of fluid is recommended for the ZF 8HP transmission in the BMW 750i?

The ZF 8HP transmission requires ZF Lifeguard 8 transmission fluid, which is specifically formulated for this transmission. The fluid capacity is approximately 9.5 liters (10 quarts) when performing a complete fluid change.

What is the service interval for the ZF 8HP transmission in the BMW 750i?

BMW recommends inspecting the transmission fluid and condition every 60,000 miles (96,000 km). However, a full transmission fluid and filter change is typically recommended every 100,000 miles (160,000 km) or sooner if the vehicle is subjected to severe driving conditions.

Can the ZF 8HP transmission be reprogrammed or updated?

Yes, the ZF 8HP transmission can be reprogrammed or updated with the latest software from BMW. This can improve shift quality, performance, and fuel efficiency. Reprogramming should be performed by a certified BMW technician using the appropriate diagnostic tools.

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

A detailed technical overview of the ZF 8HP transmission, including its design, features, and benefits.

BMW 750i Transmission Service Manual

Coming Soon

The official BMW service manual for the 750i, covering the ZF 8HP transmission maintenance and repair procedures.

ZF Lifeguard 8 Fluid Specifications

Coming Soon

Detailed specifications and usage guidelines for ZF Lifeguard 8 transmission fluid, recommended for the ZF 8HP transmission.

BMW Diagnostic Software Updates

Coming Soon

Information on the latest BMW diagnostic software updates for the ZF 8HP transmission, including reprogramming instructions.

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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.
Vehicle specifications and procedures may vary by model year, trim level, and region.
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