Use our bicycle bill of sale form to document the details of a bicycle sale and prove transfer of ownership. Find out what documents you will need to provide proof of sale and ownership if you are buying, selling, or gifting a vehicle.A New York motor vehicle bill of sale provides proof that a motor vehicle has been legally sold and acquired in the State of New York. Create a customized New York Bill of Sale document with our professionally written legal template. Begin now to generate your own personalized form. Use our NY bill of sale forms to prove the transfer of ownership of property from seller to buyer in the state of New York. A Motorcycle Bill of Sale is a legally binding document that facilitates the official transfer of motorcycle ownership from a seller to a buyer.