The C50-N18L-A Flooded High Performance by GS Yuasa is known as a Flooded High Performance motorcycle battery. This means it is open to the environment and has a vent tube that can leak acid. The user will be required to fill the battery with acid (must locate locally) and then charge for the first time prior to use. From time to time you will then need to add distilled water to help maintain the electrolyte balance above the minimum threshold.
GS Battery Inc. is a subsidiary of the global leader in motorcycle and power sport battery production, GS Yuasa Corporation of Japan. Although GS Yuasa's American headquarters are in Georgia they make their small engine batteries in Pennsylvania, Japan and Taiwan. The C50-N18L-A Flooded High Performance battery is made in USA.
Your GS Yuasa C50-N18L-A battery is 12V and has an amp hour capacity of 20 and a cold cranking amp reading of 260. This battery comes with a 12 Mo. free replacement warranty. The following are a sampling of replacement part numbers: MBTX24U,U50-N18L-A,U50-N18L-A-LM,UTX24HL and 330