hI GUYS,,IM FROM PHIL, MAY I KNOW WHAT IS THE STOCK BATTERY OF UR XCITING 250,,,BASE ON THE MANUAL THE BATTERY FOR THE XCITING 250 AND 500 ARE THE SAME IT CAME YTX14BS-12AH...BUT MY STOCK BATTERY IS ONLY YTX12BS-10AH...iM PLANNING TO UPGRADE MY YTX12BS-10AH TO YTX14BS-12AH...I WANT TO KNOW IF IT SAFE TO USE BATTERY W/ HIGH AMPERE HOUR RATING......TNX