Pull off the skid plate. Screw out the drain plus & drain the oil. Take off the oil filter, and put a new one on. Replace drain plug, and refill (4L 10W-40). Check for leaks. replace skid plate & you're done.
If you are sitting on your ATV it will be on the right hand side to the front of the engine,right under the plastic cover that attaches to the bottom of the tank. Its real eazy to get too.
Drain from oil tank behind radiator, drain from crank case, replace filter on side of engine, fill back up, and check, run atv, then check again, around 2.2 quarts..
It is in the center bottom of the bike. The plastic pan has a hole in it and the plug is right there. You can take out the (6) 10mm head bolts to remove the whole pan if you prefer. The plug is a 21...
On my 2006 C90T, here's what I do: 1. Stand the bike up straight, and make sure it can't fall over. 2. Put a pan under it. 3. Pull the drain plug. 4. Remove the cover from the RH side of the engine....