BMW M3 F80 / M4 F82 Transmission Manual Gearbox GS6-45BZ — 23007858800 (18,000 km Mileage)
The BMW M3 F80 M4 F82 Transmission Manual Gearbox GS6-45BZ 23007858800 is an original BMW 6-speed manual transmission designed for high-performance M vehicles. Engineered specifically for the BMW M3 F80 and BMW M4 F82, this gearbox delivers precise shifting performance, durability, and the engaging driving experience expected from BMW M models.
This unit comes with only 18,000 km verified mileage, making it an excellent option for vehicle restoration, transmission replacement, or performance repair projects requiring a low-mileage OEM drivetrain component. Built to BMW M Division specifications, the GS6-45BZ transmission is designed to handle the high torque output of the S55 engine while maintaining smooth gear engagement and long-term reliability.
The gearbox is supplied as a complete manual transmission assembly, allowing direct replacement using factory mounting points. It maintains full compatibility with original drivetrain systems, clutch assemblies, and electronic vehicle configurations when installed according to OEM standards.
Specifications
- Product Name: BMW GS6-45BZ Manual Transmission
- Part Number: 23007858800
- Vehicle Models: BMW M3 F80 / BMW M4 F82
- Transmission Type: 6-Speed Manual Gearbox
- Mileage: 18,000 km (verified)
- Drivetrain: Rear-Wheel Drive (RWD)
- Engine Compatibility: BMW S55 engine platform
- Condition: Low-mileage used, very good condition
- Installation: Direct OEM replacement
- Application: Transmission replacement, performance restoration, drivetrain repair
Compatibility
- BMW M3 F80 (2014–2018)
- BMW M4 F82 Coupe (2014–2020)
- Compatible with factory manual transmission configurations
- Suitable for OEM replacement or professional performance builds













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