Air spring-damper unit

The pneumatic spring shock absorber unit includes a pneumatic spring bellows (4) which is made from elastic material and is used for surrounding an air chamber (6). The bellows covers the housing side attachment area (A), expansion area (B), and discharging area (C) of the air chamber. The bellows includes a plane section (23) and two side flanks (24,25) which are used for covering the expansion area.