Replacement 1985 Honda ATC250ES Big Red 250 CC Factory Activated, Maintenance Free, ATV Battery - 12V, 10Ah, UB-YTX12-BS Replacement Battery for 1985 Honda ATC250ES Big Red 250 CC Factory Activated, Maintenance Free, Sealed Lead Acid Battery Ready to install. No need to add acid. Leak free, sealed design prevents corrosion. One Year Warranty, Voltage: 12V, Capacity: 10Ah UpStart Battery Brand. On Sale for a Limited Time!