This is a replacement battery for YT14B-BS, PT14B-4, UT14B-4, MBT14B4, FAYT14B4, WP14B-4 and GT14B-4. The Power Max GT14B-4 replacement motorcycle battery is AGM Maintenance Free, fully charged and ready to install. The motorcycle battery offers optimal cranking amps, superior performance and is designed for motorcycle and power sports units, where high power output is required over short periods of time. The GT14B-4 motorcycle battery comes with 6 months warranty.