D3ZZ-6501508-B This is the correct hanger for after 6-25-1972 Mercury Cougar or Ford Mustang and 1973 cars, with power disc front brakes, and with manual transmissions. If you have a manual transmission car with worn out clutch bushings this is a great replacement part for you as it will have been removed from an automatic transmission equipped car which means the clutch bushings will be in mint, unused condition. Ford master part number D3ZZ-6501508-B for power disc front brakes.