针对JTöT 32522002《营运客车类型划分及等级评定》对客车悬架系统的配置要求, 分析客 车平顺性与悬架配置之间的关系以及该要求的完备性和合理性; 并对配置要求及评价指标提出建议。 关键词: 客车; 等级; 悬架; 平顺性; 建议 Abstract: The paper discribes the coach requirement about the suspension system in the ligh t of T y p e d iv id ing and class rating f or comm ercial m otor2veh icles of p asseng er transp ort, analyzes the relation betw een the requirement of the suspension system and its ride comfort, then discusses the requirements perfection and relationality, at last makes some suggestions on the requirement and parameter. Key words: Coach; Class; Suspension; R ide comfort; Suggestion