This is a replacement battery for YTX5L-BS, GTX5L-BS, GT5L-BS, UT5L, CYTX5L-BS, PTX5L-BS, PTX5LBS-FS and WP5L-BS. The Power Sonic PTX5L-BS 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 PTX5L-BS motorcycle battery comes with 6 months warranty.