Carbody of type KZ4A electric locomotive is an integrated full-steel welding structure being consisted of underframe,side wall and cab, etc. Four removable roof covers which is composed by aluminium alloy locate on top of the carbody.

• KZ4A型机车车体是以底架、侧构、司机室等组焊成的全钢焊接结构,顶部是4个可拆卸的铝合金活动顶盖。