has anyone had the belt to slip when tring to pull out another atv? this has happened twice,but the bike was under an extreme amount of strain.its never slipped in the water,just when i was hooked to another bike trying to pull it out.the bike pulls fine while riding and in any riding condition ive been in(mud,water,over logs) its only done this under extreme torque.is this normal of a belt drive?this is my 1st 4x4 so im totally lost,please help.otherwise i love this thing.i wish id bought a 4x4 a long time ago.