●SL68.2/A1 型两轴 8 片(75×13×8)板簧悬挂系列
●SL68.3/A1 型三轴 8 片(75×13×8)板簧悬挂系列
American mechanical suspension SL86A7
American mechanical suspension series -SL68C1
American mechanical suspension series SL68A1
German mechanical suspension series -SL86C7