S547 M/T Spring Key Kit M/T . Spring Key Kit ZF S547 Features and Benefits: Spring Key Kit ZF S547 Details: AAP UDA 4: 85 Application Summary: 1997 Ford F-250 Hd (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1996-1997 Ford F-150 (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1996 Ford F-250 (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1999-2002 Ford F-250 Super Duty (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1996-1997 Ford F-350 (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1999-2002 Ford F-350 Super Duty (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1999-2002 Ford F-450 Super Duty (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 2002 Ford F-550 Super Duty (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs) 1996-1997 Ford F-53 Motorhome Chassis (Transmission Code: S5-47 & Transmission Base Gear: 5 & Transmission Control Type: Manual / Note: S5-47 Synchronizer Key and Spring Kit, contains 3 keys and 3 springs)