selling

My friend was gifted a '07 Power Wagon w/48k[Quad Cab,V8 Hemi, Short Bed] to help with his business. I currently have a '02 2500 5.9L Diesel w/82k. He wants to sell it to me before any dealers for 21k plus my old Camry (worth about 2750$). I know little about the Power Wagon since it is such a...