The Antigravity AG-801 Lithium Small Case battery offers extreme power in the most compact size in Lithium Motorsport batteries. It has 240 Cranking Amps yet is only 4.375 x 2.375 x 3.5 inches. The AG-801 is best used for applications where extreme weight loss and ultra compact size are desired. This lithium-ion motorcycle/powersports battery can be used for bikes from 600cc street use and 1200cc race use.