ZF 8HP Gearbox

Overview

The ZF 8HP Gearbox is a ZF 8HP automatic transmission — the world's benchmark diesel automatic gearbox, used across BMW, Land Rover, Jaguar, Rolls-Royce, and Bentley platforms in OEM applications. The ZF 8HP is the preferred conversion gearbox for high-torque diesel swap builds, offering 8 closely-spaced ratios, high torque capacity, and broad aftermarket controller support.

Key Features

• 8-speed automatic transmission with optimised ratio spread for diesel torque curves
• Engineered for high-torque diesel applications — suitable for BMW M57, M67, and similar diesel engines
• Compatible with ZF 8HP aftermarket controller systems for standalone conversion use
• Available in multiple torque ratings (ZF 8HP45, 8HP70, 8HP90) — confirm specification for your build

Compatibility

Suitable for conversion builds using the ZF 8HP transmission. Compatible with BMW M57 via conversion adapter plate. Target platforms include: ZF 8HP conversion platforms. Confirm ZF 8HP generation, bellhousing specification, and torque rating for your build.

What's Included

• 1 × ZF 8HP gearbox assembly
• Confirm oil fill and ancillary components with FastMotion

Technical Specifications

• Type: ZF 8HP automatic transmission (8-speed)
• Ratios: 1st 4.71 — 8th 0.69 (standard ZF 8HP ratio set — confirm for specific generation)
• Torque ratings: 8HP45 (450 Nm), 8HP70 (700 Nm), 8HP90 (900 Nm) — verify for your engine output

Applications

BMW M57 diesel engine swap builds targeting automatic transmission capability. G-Class, Patrol Y61, and Land Cruiser ZF 8HP conversion projects. Any diesel conversion build targeting the ZF 8HP as the output gearbox.

Installation Notes

ZF 8HP installation requires an M57-to-ZF adapter plate, a compatible flex plate or flywheel, and a ZF 8HP standalone controller system. Confirm oil type (ZF Lifeguard 8) and initial fill volume. Contact FastMotion for build-specific installation guidance.

Related FastMotion Systems

• ZF 8HP Transmission Hub
• ZF 8HP 8-Speed Gearboxes