Bolt-On part #B-22104 - This bolts to the original 1968 hinges but the stock hinge spring will need to be replaced with a Harwood #210 low tension spring (Not Included). 1969 hinges will need to be modified in order to fit the bolt pattern. Minor trimming may be needed for proper fitment. This part ships via truck freight. A reliable Day Time phone number is required at checkout, so that the freight company can contact you prior to delivery. If you have any questions call 800-822-3392.