MAINTENANCE FREE Dry Charged (Conventional) Maintenance Free MAINTENANCE FREE 38B19L/R(NS40Z/ZL) (12V/35AH) 46B24L/R(NS60/L) (12V/45AH) 65D26L/R(N50Z/ZL) (12V/65AH) 75D31L/R(N70Z/ZL) (12V/75AH) 95D31L/R(NS100/L) (12V/80AH) 105D31L/R(NS100/L) (12V/90AH) DIN60-LN2-56019 (12V/60Ah) DIN75-LN3-57545 (12V/75Ah) DIN95-LN5-59518 (12V/95Ah)