mini bike vin number.?

[kawasaki]

i bought a mini bike for my son 5 years ago and now i want to sell it. i was trying to look up the vin number and cant find any thing.i work for honda/kawasaki and they cant find anything out about it either.so if some one on here can find anything out about the bike i thank you and will give 10 points to the one with the best answer.here is the vin.LEEPJPB5A054877.