The 81-year-old man was hit by a Ford Ranger four-by-four on Manchester Road, Millhouse Green, on Friday morning.
Emergency services were called at around 11.40am but despite efforts to save him, the man died at the scene.
His family are now being supported by specialist officers.
Police are appealing for anyone who witnessed the collision, especially those who have dash-cam footage.
Anyone with information is advised to call 101 quoting incident 346 of November 1.