Abstract: A scooter with a rear wheel suspension which acts between a chassis of the scooter and a support and which is pivotally attached to the chassis. The suspension includes a damper and a coil spring of adjustable compression and is placed under increasing load, with a progressively increasing load/deflection characteristic, when the chassis moves downwardly relatively to the rear wheel.

Abstract: A scooter which includes a base, front and rear wheels near respective opposed ends of the base, an upwardly extending support, a seat at an upper end of the support, structure, at a lower end of the support, which includes at least first and second relatively moveable formations which are respectively engageable with third and fourth formations on the base, and an actuator for causing relative movement of the first and second formations thereby to secure the structure to the base.

Abstract: A scooter drive arrangement which includes a first shaft, with a one-way bearing and a clutch, which is connected to a driven wheel, and a second shaft, which is rotated by an engine, through a centrifugal clutch, which has two fixed pulleys which respectively drive the clutch and the one-way bearing, through belts.