FordPartsGiant.com offers the wholesale prices for genuine 2012 Ford Focus parts. Parts like Rear Brake Discs and Calipers are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.0L DI TIVCT Petrol, Electric Motor. Transmission: 1-Speed Transmission, 5-Speed Manual Transmission - MTX75, 6-Speed Automatic Transmission DPS6.