It contains information about the buyer and the seller, a description of the vehicle being sold, and information about the transaction, such as price. Filling out this Texas General Bill of Sale is straightforward.Detailed instructions for completing this form are located in the. Fill it out with the seller's and buyer's details, purchase price, and other relevant information. Both parties must sign the document once completed. MV-912: Vehicle Bill of Sale (PDF). English. Use this form to show proof of a vehicle ownership transfer through a private sale. Download. You can also download and print these forms from the dealer back office. It asks about your case to help you fill out and print the right forms. You may need to attach copies of your own records to the forms.