System Specifications

AUTOMATIC TRANSMISSION FLUID

5R55S Transmission Motorcraft MERCON V ATF
Ford P/N XT-5-QM
Ford Specification MERCON V

6R60 Transmission Motorcraft MERCON SP ATF
Ford P/N XT-6QSP
Ford Specification MERCON SP

NOTE: Ensure the correct automatic transmission fluid is used. MERCON, MERCON V and MERCON SP are not interchangeable. DO NOT mix MERCON, MERCON V and MERCON SP. Use of dual usage fluids in an automatic transmission application requiring MERCON SP may cause transmission damage. Use of a transmission fluid other than the recommended fluid may cause transmission damage.