Maintenance Free Battery 18Amp Softail & Dyna 91 / Later Sportster 97 / 03 310 Cca 12 V Mfg #Ytx20Hl-Bs

POWER HOUSE PLUS MAINTENANCE FREE BATTERIES FOR 12 VOLT MODELSWEIGHT: 15.27 MAINTENANCE FREE DESIGN ELIMINATES THE NEED TO EVER ADD WATER TO THE BATTERY SEALED ENCLOSURE ALLOWS MOUNTING THE BATTERY IN ANY POSITION (EXCEPT UPSIDE-DOWN) TO HELP IMPROVE VIBRATION RESISTANCE , THE BATTERY ACID IS ABSORBED BETWEEN THE PLATES WITH FINE MICROFIBER GLASS MATS (AGM) INTERNAL GAS PRESSURE IS VALVE REGULATED TO PREVENT ANY WATER LOSS (VRLA) AGM & VRLA COMBINED WITH LEAD-CALCIUM GRID PLATES PROVIDE MORE COLD CRANKING AMPS THAN LEAD ACID TYPE BATTERIES WITH UP TO THREE TIMES THE LIFE SPAN INCLUDES A SULFATION RETARDANT THAT DRAMATICALLY REDUCES THE BATTERY KILLING PLATE SULFATION THAT IS COMMONLY ASSOCIATED WITH CONVENTIONAL BATTERIES EXTREMELY SLOW RATE OF SELF-DISCHARGE WHEN NOT IN USE , BUT MUST BE SLOW CHARGED AT LEAST EVERY THREE MONTHS IF NOT IN SERVICE INCLUDES CABLE MOUNTING HARDWARE * INCLUDES MOUNTING KIT WITH TERMINAL COVER AND PLASTIC BUMPERS IMPORTANT NOTE: THESE BATTERIES INCL