COMPATIBLE MODELS - Voltage Rectifier Regulator 1997 1998 1999 2000 2001 for BMW F650 1997 1998 1999 for BMW F650ST. REPLACE NUMBERS - 61-31-2-346-432 61-31-2-346-550 61312346432 61312346550. WHY REPLACE - Defective regulator rectifier lead to performance dadation of vehicle's electrical equipment,so replacing the new rectifier is crucial for vehicle maintenance and avoid some dangerous situations.
