Yuasa Y50-N18A-A Yumicron 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: 8-1/8 long, 3-9/16 wide, 6-15/16 high 20 AH capacity 1 year manufacturer warranty Does not come with acid Does not come charged Battery is non-returnable once acid has been installed Battery Terminal Location: Note: Product may vary from photo. We recommend charging and testing all batteries prior to using.