All sizes are displayed in their UK format. EU sizes may differ.\n\nSkyRich YT9B-4 Lithium Motorcycle Battery\n \nThe Skyrich YT9B-4 lithium motorcycle battery delivers the latest in motorcycle battery technology. Lithium Ion batteries are the lightest and most environmentally friendly options on the market. With in most cases more than a 65% weight saving over regular lead-acid type batteries! Lithium Ion batteries are perfect for track and race bikes, where weight reduction is an enhancement and can help shave seconds off your lap times. The lithium motorbike batteries contains no acid or heavy metals such as lead, cadmium, mercury. They also provide an excellent cycle life, with approximately 2000 charging cycles.\nLithium Motorcycle Battery Features:\n--Super Performance Lithium Ion Batteries.\n--The latest in motorcycle battery technology.\n--The lightest and most environmentally friendly options on the market.\n--More than 65% weight saving of normal lead-acid type batteries.\n.