Battery is compatible with these Brands: Yamaha. High impact PP case for maximum vibration resistance. Exact OEM replacement guaranteed to fit easily and precisely. Important: You Must Re-use your existing cabling and hardware. These are replacement batteries only. NOTE: It is your responsibility to verify the batteries being ordered match the batteries in your unit prior to placing your order. We are not responsible for incorrect orders. Chemistry: Sealed Lead Acid (AGM). Warranty: 1 Year. DISCLAIMER: Our products are not affiliated with or authorized by Yamaha.