This is a new Buick upper control arm & ball joint assembly.
Sometimes referred to an A-Arm.
Choose left or right side from the drop down menu above.
Fits:
Buick Centurion 1971-1976
Buick Century 1973-1976
Buick Electra 1971-1976
Buick Estate Wagon - 1971-1976
Buick LeSabre 1971-1976
Buick Riviera 1971-1976
Buick Regal 1973-1976