Library File Link. 48-2004. Purpose. Seller Name (first, middle, last, suffix).An RV Bill of Sale is a legal document that serves as proof of the sale and transfer of ownership of a recreational vehicle (RV) from a seller to a buyer. An Arizona motor vehicle bill of sale (ADOT Form 48-2004) is a legal document that transfers ownership of a motor vehicle from a seller to the buyer. The bill of sale, which was mostly filled out ahead of time, can now be completed with the buyer's contact information and the sale price. The motor vehicle seller must insert the sales price, nonresident state and Arizona county tax rates and complete all mathematical calculations. Online, Printable, Fillable, Blank RECREATIONAL VEHICLE (RV) BILL OF SALE Form. On average this form takes 13 minutes to complete. Create a free Arizona Bill of Sale Form with stepbystep instructions. You can also download templates for selling items such as a boat.