2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 456Get this manual
BATTERYCHARGING SYSTEM (After '05) SPECIFICATIONS Battery ITEM Capacity Voltage (20C68F) Charging current
SPECIFICATIONS
Fully charged Needs charging Normal Quick
12V-6 Ah 13.0-13.2 Below 12.3 0.6 A5-10 3.0 A1 0.01 mA max200 W5,000 rpm (min1)1.0 Q
Current leakage Alternator Capacity Charging coil resistance (20C68F)