sportsman 6x6

Hey guys I'm just wondering if anyone out there knows what my problem could be I have a 2002 sportsman 6 x 6 that I just purchased and the transmission keeps slipping out of gear, the transmissin it self is making loud whining noise. This thing does drive but it'll just pop out of gear. You...

Hello fellow atv'ers, My father has a "new" Big Boss 500(Sportsman 6x6) and I was wondering what kind of maintenance is the most important on a weekly basic? There was a problem with one of the front hubs that wouldn't engange but it was just a loose cable, other than that it has worked like a...