This Original Equipment Manufacturer part is the same part that was made & installed by the car manufacturer at the factory where the car was produced.
On various models thru 1984, the brand of pressure plate must match the brand of release bearing: AP or Borg & Beck pressure plates must use release bearing #672122 and F&S or Sachs pressure plates must use release bearing #3549881.
This Original Equipment Manufacturer part is the same part that was made & installed by the car manufacturer at the factory where the car was produced.