I've went with friends to buy bikes and I've been surprised at how often there's just a verbal, if u break it u buy it. I think if I were selling a bike I'd get it in writing. I found this on the interwebs. BILL OF SALE – MOTORCYCLE August 27, 2010 For the consideration of $X,000.00 I, Joe Blow, of Anywhere, OH (“Seller”), hereby sell, assign and transfer to Jane Doe, of Nowhere, OH (“Buyer”), the following described motorcycle (“Vehicle”). Make: XXX Model: XXX Year: XXX VIN: XXXXXXXXXX Seller states that the mileage reading on the Odometer at time of sale is x,xxx miles. Seller certifies that to the best of Seller’s knowledge, this reading reflects the actual mileage of the Vehicle. Further, the Vehicle’s odometer has not been altered, set back or disconnected while in Seller’s possession, nor does seller have knowledge of anyone else doing so. Buyer acknowledges the above odometer statement: _______________________ (Buyer’s Acknowledgement) Buyer Name Seller warrants that the Vehicle is free and clear of any liens or encumbrances. The Vehicle is being transferred on as “AS IS” basis, with not warranties, express or implied, as to the condition of the Vehicle. Seller certifies the statements made in the Bill of Sale are true, to the best knowledge of the Seller. TEST RIDE INFORMATION: If Buyer returns vehicle to Seller within 1 hour of purchase, in its original condition (save for additional mileage), Seller will fully refund the sale price and Seller will retain title to the vehicle. ________________________Start time of test ride: ________________________Buyer’s acknowledgement of test ride conditions Buyer Name ________________________Seller’s acknowledgement of test ride conditions Seller Name Transfer of the Vehicle is effective August 27, 2010. __________________________ (Seller) Seller Name