Wheel independent suspension system for a mobility scooter

A wheel independent suspension system for a mobility scooter comprising:

• a chassis, and front wheels and rear wheels at front and rear ends of the chassis, the wheel independent suspension system being characterized in that:
• a rail is disposed at the rear end of the chassis and extends along a width direction of the chassis, each of two ends of the rail is connected to a first shock absorber which includes a rectangular outer pipe, and a rectangular inner pipe disposed in and rotated degrees with respect to the outer pipe, so that edges of the inner pipe are abutted against an inner surface of the outer pipe, between each of the edges of the inner pipe and the inner space of the outer pipe is disposed an elastic rubber, the rail has a rectangular cross section and is inserted in the inner pipe, two first connecting sleeves are sleeved onto the outer pipe and each provided with a connecting rod to which are connected the rear wheels, so that the rear wheels are independently suspended from the chassis via the first connecting sleeves and the first shock absorbers.