The MX20L is designed for more than just performance. It is designed for the riding enthusiast. The MX20L is a factory activated premium AGM (Absorbed Glass Mat) type battery is completely spillproof and leakproof with added vibration resistance that provides increased performance, service life, durability and safety with plenty of quick starting AGM power. The top and side terminals on the MX20L provide versatility and increased strength to withstand the damaging effects of vibration and are more forgiving during installation. The tear resistant absorbed glass mat separators are protected by full frame plates that provide increased cranking amps and extremely low discharge rates. The MX20L meets, or exceeds, the specifications of your rides original battery. With ThrottleX just buy and ride. With confidence!