CHP Officer Andrew Barclay said the bicyclist and the vehicle were traveling east on Sir Francis Drake Boulevard around 12:30 p.m.
The vehicle started passing the bicyclist, and when the front of the vehicle was past the bicyclist, the bicyclist appears to have fallen in toward the vehicle and onto the ground, Barclay said.
The bicyclist was then run over by the vehicle's the rear wheels, according to the male driver's account of the fatal collision, Barclay said. The bicyclist was pronounced dead at the scene.
The vehicle driver heard a loud noise and stopped and has been extremely cooperative with the investigation, Barclay said.
The collision happened in front of Perry's Deli at 12301 Sir Francis Drake Blvd. A woman who answered the phone at the deli said the bicyclist was an older man.
Sir Francis Drake Boulevard is a two-lane, undivided road in the collision area, and it's unknown if there is a bike lane there, Barclay said.
Sir Francis Drake Boulevard was closed until 3:38 p.m.