Harley FLSTF Fat Boy Softail 1340, 1450, 1584, 1690 500cca Lightning Start 20ah High Performance Sealed AGM Motorcycle Battery replacement for year 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Factory Activated Sealed NanoGel Maintenance-Free, no acid water needed, never needs re-filling Flush front or top mount. Ultra High Performance Starting Power. OEM compatible replacement battery Polarity | - ||||| + |