Flywheel (Auto Trans) - 533i/535i (84-88), 633i/635i (84-5/87), 733i/735i (84-87) (German)
Part number 11221287081 is a Genuine BMW automatic transmission flywheel (flexplate) designed primarily for classic BMW models equipped with the M30 inline-six engine. It serves as a critical inertia device that keeps the engine spinning smoothly between cylinder ignitions and prevents drivetrain vibrations.
This part is engineered to fit specific vintage BMW chassis built in the late 1970s through the late 1980s, including:
- BMW 5 Series (E28): 533i, 535i, and M535i models (typically 1983 and newer).
- BMW 6 Series (E24): 633CSi and 635CSi coupes (production ranges spanning 1978–1988).
- BMW 7 Series (E23): 733i, 735i, and 745i luxury sedans (typically 1983 and newer).