Endurance and lab tested to provide long, reliable performance in a heavy-duty O.E.M.-style case, the Shocker Gel Batteries from Twin Power are the next generation of batteries. Featuring nano-gel technology that�s factory-activated and sealed, the Shocker Gel Batteries go beyond AGM technology. Easily mounts in any position, without the need for terminal adaptors or spacers.. Flush mount threaded posts with dual connection points. Superior vibration and impact resistance. Superior deep-cycle life. Widest operating temperature range with best cold start capability. Highest resistance to sulfation.This item fits the following vehicle applications:compatible with Harley Davidson FLHC Heritage Classic 107 2018-2020compatible with Harley Davidson FLHCS Heritage Classic 114 2018-2020compatible with Harley Davidson FLHR Road King 1997-2020compatible with Harley Davidson FLHRC Road King Classic 2007-2013compatible with Harley Davidson FLHRCI Road King Classic 1998-2006compatible with Harley Davidson FLHRI Road King 2000-2006compatible with Harley Davidson FLHRI Road King 1997compatible with Harley Davidson FLHRS Road King Custom 2004-2007compatible with Harley Davidson FLHRSE3 Screamin Eagle Road King 2007compatible with Harley Davidson FLHRSE4 Screamin Eagle Road King 2008compatible with Harley Davidson FLHRSEI Screamin Eagle Road King 2002compatible with Harley Davidson FLHRSEI2 Screamin Eagle Road King 2 2003compatible with Harley Davidson FLHRSI Road King Custom 2004-2006compatible with Harley Davidson FLHRXS Road King Special 2017-2020compatible with Harley Davidson FLHT Electra Glide Standard 2019-2020compatible with Harley Davidson FLHT Electra Glide Standard 1997-2009compatible with Harley Davidson FLHTC Electra Glide Classic 2007-2013compatible with Harley Davidson FLHTC Electra Glide Classic 1997-2005compatible with Harley Davidson FLHTCI Electra Glide Classic