GT12B-4, YT12B-BS, YT12B-4, PT12B-4, UT12B-4, GT12B4 Replacement Battery 210cca High Performance WP12B-4 Sealed AGM for Yamaha, Ducati, Kawasaki, Triumph Motorcycles Replacement Battery for YT12B-BS, PT12B-4, UT12B-4, CYT12B-BS, GT12B-4, MBT12B4 and WP12B-4. Mfr Part Number: ST12B-4 (12 Volt 10 AmpH) Sealed Lead Acid Battery Item Package Quantity: 1 Guaranteed compatibility with OEM battery