这款是适配青特300车桥的中桥输入轴
图号：QT300S1-2502041
总长367.5/CM，配套中桥标准锥轴承，
轴体包含31齿、42齿、34齿三段花键齿轮。
采用合金锻钢整体淬火工艺加工，主要用于装配青特300驱动中桥的货车、重卡车型，负责整车动力传递作业。
Input Shaft, Qingte 300, Overall Length 367.5 CM, Matched with Standard Tapered Roller Bearings for Intermediate Axle; the shaft body incorporates three sections of spline gears with 31 teeth, 42 teeth and 34 teeth respectively
