EverLast CB14A-A2 12V Conventional Battery with Acid Pack (5 5/16 L X 3 9/16 W X 6 15/16 H) UPGRADE to CTX14AH-BS AGM for the BEST battery PERFORMANCE: EverLast conventional batteries feature advanced separators and through-the-partition construction to shorten the current pathway and reduce electrical resistance Power: this design Includes heavy duty alloy grids to boost Cranking power ensuring the highest possible starting power Available in a conventional battery design Longer life: sealed terminals & heat sealed cover protects against seepage, reduces corrosion, and extends battery life