轻型载货汽车主要性能和技术数据
 型式                                  平头、双轴、后桥驱动、轻型载货汽车                            
 载重量                                                        2000      
全长                                                           4800       
 最宽                                                           1860     
总高    空车                                                    2100       
        满载                                                    2065       
轴距                                                            2800       
轮距    前                                                      1480       
        后                                                      1470       
前悬                                                             700      
后悬                                                             1250       
整备重量 （包括燃料、水、备胎）                               2000
乘员数   （包括驾驶员）                                          3       
满载总重                                                        4195
空车轴荷分配       前轴                                   1000     50%      
                   后轴                                   1000     50%      
满载轴荷分配       前轴                                   1384     33%   
                   后轴                                   2810     67%   
货厢外形尺寸     长                                             3120        
                  宽                                            1850        
                  高                                            450        
货厢内部尺寸      长                                            3000          
                  宽                                            1770          
                  高                                            400          
货厢底板距地面高度       空车时                                 950           
                         满载时                                 865         
最小离地间隙（满载） 前轴下部                                      185 mm          
                     后桥壳下部                                    190 mm         
                     发动机油底壳下部                              215mm          
最大涉水深度                                                       450      
接近角                                                             42       
离去角                                                             31      
纵向通过半径                                                             
最大爬坡度                                                        20度      
最小转弯半径                                                       5.7m       
最高车速          满载时                                      100km/h （85km/h）     
燃油消耗量        满载时      小于                                 9.5升/百公里   
             汽车质量参数的确定
汽车装载量=2000kg     设计乘员数 3人  满人数质量为3*65kg=195kg
汽车整备质量利用系数 =1 （柴油机取0.8~1） 故汽车整备质量=2000kg
故汽车总重=4195kg
 
                             发动机
型式                       水冷 直列四缸  四冲程柴油发动机( 参考车型使用汽油机)
型号                                                  YC4F90-20 
缸径*行程                                                   92×100（92*92）
              
工作容积                                                          2.66L（2.445L）     
压缩比                                                                    
最大功率                               66kw/3200r/min （55.9kw/3500~4000r/min）  
最大扭矩                          220n.m/1900~2200r/min(175n.m/2000~2500r/min)
主减速器减速比                                                   4.7   
一档传动比                                                        5.9（6.09）
质心高度    空                                                    840   mm
            满                                                    826   mm
质心距前轴距    满载                                                   0.9245m
                空载                                                   1.4m
质心距后轴距    满载                                                   1.8755m
                空载                                                   1.4m  
                       发动机参数选择
1发动

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