The BMW Clutch Alignment Tool is required to center your 1999-2003 E39 540i or M5 clutch disc with the pressure plate and pilot bearing during clutch installation.
Don't get stuck in the middle of a clutch job without this necessary tool.
BMW Fitments:
5 Series
E39 (97-03) > 540i
E39 (97-03) > M5 (00-03)