TMS AGM Uix30l Yix30l-bs Battery for Harley Sofatil Electra Glide Road King Street Ski-doo Polaris Snowmobile Elite Fs Polaris Sportsman Wildcat Ranger UTV YIX30-BS(MF) is a sealed maintenance free battery. This battery is factory activated with AGM technology. No water addition and no acid pack needed!! You just plug in and play!! Mounting bolts included. Maintenance-free, no acid water needed, never needs re-filling Advanced lead-calcium technology pumps up starting power Resists shock and vibration Long lasting which means High Performance Maintenance Free batteries will last up to three times longer than conventional batteries. Battery Family: High Performance, Maintenance Free Battery Type: YIX30L-BSMF) Voltage: 12 Dimensions(mm): 164mm(6.44")x 124mm(4.94") x 175mm(6.87")