I have had four batteries die on me whilst riding my supermoto LC4 2005 I am at a loss as to what is killing the Battery. After the 2nd battery died whilst being out on a ride, I stripped it down, checked and repaired any faulty wires, replaced the stator, rectifier and starter relay. I...

Didin't ride my 2 yr old EXC400R for a couple of months over the winter and when I came to ride it for the first time, I found the battery was flat (weather was less than 10 celcius). Bumped it and went for a 3 hr ride. No problems next ride (weather was slightly warmer). Last ride, it started...