Adapter Kit for Mercedes-Benz M120 to BMW N54 GS6-53BZ 6-speed Manual Transmission

This adapter kit is engineered to connect a Mercedes-Benz M120 engine with a ZF manual transmission (ZF Friedrichshafen), specifically the GS6-53BZ 6-speed manual gearbox utilized in BMW vehicles. It is suitable for installation in models such as BMW E30, E36, E46, E34, E39, E90, E91, E92, E60, E61, E81, E82, E87, as well as Nissan S13, S14, S15, PS13, and Mazda RX-7/RX-8. This kit serves both amateur and professional motorsport contexts.

Key Features:

• Maximum Torque Capacity: 800Nm / 589.9 lb⋅ft
• Flywheel Diameter: 240mm / 9.45" (single disc configuration)
• Construction Materials: Aluminum and cast iron, both fully recyclable
• Replaceable Friction Surface: The worn cast iron surface is designed to be removable and replaceable
• Flywheel Balancing: All flywheels are inspected and balanced prior to dispatch
• Pilot Bearing: Provides support for the input shaft, reducing vibrations

Compatibility:

• Engine: Mercedes-Benz V12 M120
• Transmission: BMW ZF GS6-53BZ 6-speed manual, compatible across various BMW models

Technical Specifications:

• Spline Configuration: Female Spline Type 32.5x35-26N
• Gear Ratios:
  • 1st Gear: 4.055
  • 2nd Gear: 2.396
  • 3rd Gear: 1.582
  • 4th Gear: 1.192
  • 5th Gear: 1.000
  • 6th Gear: 0.872
  • Reverse: 3.677
• Recommended Clutch Pressure Plate: Sachs Performance 88 308 200 1243
• Clutch Disc Specifications: 240mm / 9.45", specifically matched to the gearbox
• Additional Components: Includes custom flywheel, clutch fork pivot pin, crankshaft bolts, gearbox adapter bolts

Installation Guidelines:

• This kit is developed for motorsport and track use and demands professional installation with specialized tools.
• The custom flywheel requires a ring gear/flywheel sourced from the automatic Mercedes-Benz M120, which is not included in the kit.

Certifications and Quality Assurance:

• Certified under ISO PN-EN ISO 9001:2015 standards
• Manufactured in the EU using certified materials
• Each component is marked with an individual production Seriesl number for traceability

This kit offers a robust and precision-engineered solution for engine and transmission conversions in racing, daily driving, and drifting scenarios.

This product is intended for racing use only. DriftParts is not liable for improper installation or misuse.