The WalMart ES20BS power sport motorcycle battery, sold under the EverStart brand name, is of the Dry Charge AGM type. The 'BS' at the end of the part number indicates that this AGM battery comes with bottle stock and is not currently activated. The end user will need to fill, charge and then seal the battery prior to using. After which it will be considered a sealed AGM. The ES20BS EverStart battery can be looked up under the manufacturer stock code which is .
All ES20BS EverStart WalMart motorcycle batteries are made in China. This 12V battery has 250 CCA and 18 Ah. It comes with only a 3 Mo. manufacturer warranty. There are many competing motorcycle battery brands; the Original Equipment Manufacturer part is YTX20-BS and some of the replacement battery part numbers are: MBTX20U,PC535,UTX20,UTX20H,MBTX20UHD.