A bumper assembly

A bumper assembly (10) comprising a support (16) which is covered by a resilient shell part (12), the lower portion of the shell part (41) being backed by foam material (14) mounted on the support (16), with the upper portion of the shell being unsupported having a clearance zone (43) therebehind. A registration plate plinth 44 has an upright limb (46) to which a number plate (45) is secured and is mounted on the shell so that the lower portion of said limb (46) is supportable on said foam (14) and its upper portion is supportable only by the shell (41).