ชิ้นส่วนช่วงล่างถุงลม BMW X5 ชิ้นส่วนช่วงล่างด้านหลังอากาศ

Steel Front Right Air Suspension Spring 37116761444 For BMW X5 Air Suspension Air Suspension is a type of automotive suspension that uses air springs instead of conventional steel springs. Computer-operated vents on the air springs, suspension sensors, and an onboard air compressor allow the system to maintain ride height and vary the suspension's ride characteristics. Air Spring An air spring is a rubber and fabric bladder that holds air pressure to support a load and