引起小四轮拖拉机前轮摆动的原因有些小四轮拖拉机前轮胎在正常使用情况下磨损较快．前轮摆动严重，且方向盘不稳定。而检查前轮前束时又在标准范围内，立轴与套、纵横拉杆球节磨损并不严重。上述问题所在，原因是转向节立轴后倾角不对造成的。小四轮拖拉机立轴后倾角一般... Causes of small four-wheel tractor front wheel swing Some small four-wheeled tractor front tires wear under normal conditions faster. The front wheel swings heavily and the steering wheel is unstable. While checking the front wheel beam and then in the standard range, vertical shaft and sleeve, vertical and horizontal rod ball joint wear is not serious. The problem lies above the reason is that the steering column shaft caused by the wrong angle. Small four-wheel tractor vertical axis caster general ...