I have a 2013 ktm ecross thats is hardly use , had battery problem and recell ruin the battery completely! new bionx battery is very expensive. was thinking of stripping all the bionx gear and replace with a rear wheel kit. which kit would you guys recommand for good reliabilty . only want 36v as i have a 48v bbs02 kit on my other bike and find it too powerful and use battery up quick.