The man subsequently died during Monday afternoon (8 April 2019).
Following the collision, the road was closed for a number of hours to allow police to examine the scene.
North Yorkshire Police want to hear from anyone who witnessed the collision, or saw the cyclist involved. He was riding a yellow cycle, and wearing a grey sports top, blue cargo trousers and a khaki baseball cap.
Anyone with any information is asked to contact North Yorkshire Police on 101, quoting reference 12190062550.