Yuasa 6N4B-2A-3 Yumicron 6 Volt Conventional Battery This time tested battery features added power that is an outstanding benefit for heavily accessorized motorcycles or high compression engines. Its high cranking power is also a real bonus for easier starting. A workhorse battery featuring special thin separators which allows two extra plates per cell to be installed for a 30 improvement in cranking performance. Appears as original equipment on many big bikes. Features: The most powerful lead-acid battery of its size Sulfate stop dramatically reduces sulfate crystal buildup on plates which result in longer battery life Engineered to protect against corrosion and withstand vibration Dimensions: 4 long, 1-7/8 wide, 3-3/4 high 4 AH capacity 1 year manufacturer warranty Does not come with acid Does not come charged Battery is non-returnable once acid has been installed Note: Product may vary from photo. Charge and test all batteries prior to use.