DB Electrical AFD0113 New Alternator For Ford Expedition 4.6L 4.6 5.4L 5.4 03 04 2003 2004, Lincoln Navigator 5.4L 5.4 03 04 2003 2004 334-2531 2L7U-10300-AA 2L7U-10300-BA 2L7U-10300-BB 2L7Z-10346-AA 100% New aftermarket alternator built to meet OEM specifications 1-year warranty protects you after your purchase Factory direct pricing with no middleman markup delivers exceptional value Fits: Ford Expedition 4.6L 5.4L 2003-04, Lincoln Navigator 5.4L 2003-04 Specs: Alternator, 12V, CW, 110A, Pulley Class S6, 6-Groove Pulley 54mm OD