Yuasa YT12B-BS 12V Maintenance Free AGM Battery with Acid Pack The Yuasa Taiwan YT12B-BS is a premium 12-volt AGM battery engineered for reliable starting power and durability in powersport applications. Shipped dry-charged with an acid pack, this version allows you to activate the battery at installation, guaranteeing maximum shelf life and peak performance. Once activated and sealed, the YT12B-BS functions as a maintenance free AGM battery, eliminating the need for water top-ups while providing dependable energy output. With a 180 cold cranking amp (CCA) rating and a 10 Ah (10-hour rate) capacity, it delivers reliable starts and lasting power across motorcycles, ATVs, scooters, and personal watercraft. Its compact dimensions of 6.00 × 2.75 × 5.13 inches and lightweight build of 8.1 lbs (3.7 kg) make it a secure fit in many standard compartments. Built with Absorbed Glass Mat (AGM) valve-regulated technology, the YT12B-BS is spill-proof, vibration resistant, and designed for long service life under demanding conditions.