BMW E39 Transmission Mount for ZF 8HP45, 8HP50 & 8HP70

Installing a modern ZF 8HP automatic transmission in your BMW E39? The KCPerformance transmission mounting kit provides a mounting solution for fitting a ZF 8HP45, 8HP50 or 8HP70 gearbox into the BMW E39 chassis.

Designed for BMW E39 models equipped with M5X-series engines, including the M50, M52, M52TU and M54, this kit allows you to securely mount your 8HP transmission during a gearbox conversion.

Available Mounting Options

Depending on your project, you can order the chassis mounting bracket separately or choose a complete mounting kit with the appropriate gearbox bracket and rubber mounts.

• Chassis Mount Only: Includes the BMW E39 chassis mounting bracket without the gearbox-specific mounting bracket or rubber mounts. Ideal if you already have a suitable gearbox mount or are building a custom setup.
• 8HP45 Complete Mounting Kit: Includes the E39 chassis bracket, gearbox mounting bracket for the ZF 8HP45 and rubber mounts.
• 8HP50 Complete Mounting Kit: Includes the E39 chassis bracket, gearbox mounting bracket for the ZF 8HP50 and rubber mounts.
• 8HP70 Complete Mounting Kit: Includes the E39 chassis bracket, gearbox mounting bracket for the ZF 8HP70 and rubber mounts.

Important: Please select the correct transmission variant when ordering. The gearbox mounting bracket differs depending on whether you are using an 8HP45, 8HP50 or 8HP70 transmission.

Vehicle & Transmission Compatibility

• Chassis: BMW 5 Series E39
• Engine family: BMW M5X (M50, M52, M52TU and M54)
• Supported transmissions: ZF 8HP45, 8HP50 and 8HP70
• Application: ZF 8HP automatic transmission conversion

Product Features

• Designed for BMW E39 ZF 8HP gearbox conversions
• Available for ZF 8HP45, 8HP50 and 8HP70 transmissions
• Choose between a chassis bracket only or a complete mounting kit
• Gearbox-specific mounting brackets for the different 8HP variants
• Rubber mounts included with complete mounting kits
• Durable steel construction
• Supplied in raw, unfinished steel

Important Installation Information

This product is intended for custom ZF 8HP transmission conversions. Additional modifications or components may be required depending on your engine, transmission variant and overall drivetrain configuration.

Pre-production version: This product is currently supplied as a pre-production part. Minor design improvements or adjustments may be introduced in future production batches.

Not sure which mounting option you need for your BMW E39 8HP swap? Contact KCPerformance before ordering, and we'll help you select the correct configuration for your project.