A sales contract is a legally binding written contract for both the seller and the buyer, which contains accurate information about the car for sale and the envisaged change of ownership. All this information is duly recorded, verified and signed with witnesses from each party in evidence. Different sections of the sales contract are listed and elaborated below. Download the purchase contract from here. However, if it still seems too tiring to make your own deal, please scroll down and choose from one of our 5 free downloadable car contract templates for your car purchase. All the necessary information is recorded in the sales contract in order to avoid problems related to the sale of the cars in question in the future. Full legal names, national identification or passport number and physical address.