... . Material: 50CrVA No of leaf: 1 Weight:42kg 1.Nameair suspension 2.standardDIN, ASTM,JIS,BS,AS,ISO,GB,No truck ... with general capacity.More than 70% are OEM with whole-vehicle Manufacturer. Others are exported to overseas throughout over 30 countries ... , Mid-East, Euro, North-America, South-America and Africa. air suspension