Excelsior-Henderson 1386 Super X (1999-2000) The Excelsior-Henderson 1386 Super X Battery (1999-2000) cross-references to the below. Sealed AGM battery. Rugged maintenance-free design. Shipped pre-charged and ready to install.. . . Sealed AGM battery. Rugged maintenance-free design. Shipped pre-charged and ready to install. 16 12 18 270 6.875 3.4375 6.125 1 Year SLA |-||||||+| Power Max Yes http://site.apexbattery.com/logos/excelsior-henderson.jpg New P