Allan Fleming, 48, from the Faifley area of Clydebank, was struck by an Asda articulated lorry on the A82 at Duntocher at about 11.00 on Sunday.
The incident happened on the westbound carriageway between the Kilbowie roundabout and the Erskine Bridge.
Mr Fleming was pronounced dead at the scene. Police have appealed for witnesses to the crash.
Police have released the name of a cyclist who died after being hit by a lorry in West Dunbartonshire.