Seller Name (first, middle, last, suffix). Library File Link. 48-2004. Purpose.Vehicle Registration Forms. Learn more about a trailer bill of sale in Arizona and why you may need it when registering your trailer. Download in PDF or Word here. The Arizona DMV bill of sale form is a legal document that provides proof of purchase for a car or truck. The MVD has a simple Arizona vehicle bill of sale that you can download and complete. The Trailer is to be sold free and clear of any liens, encumbrances, or mortgages. 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. Read our comprehensive guide on how to draft the Arizona bill of sale using our professional and customizable vehicle bill of sale template.