Harley XL 883 Sportster 500cca Lightning Start 20ah High Performance Sealed AGM Motorcycle Battery replacement for year 1997, 1998, 1999, 2000, 2001, 2002, 2003 Factory Activated Sealed AGM Maintenance-Free, no acid water needed, never needs re-filling Included Harley terminal hardware for flush front or top mount. Ultra High Performance Starting Power OEM compatible replacement battery Polarity | - ||||| + |