The reason large tires are hard on spindles is because they move the center of ground contact out from directly in line with the axis of the spindle. It means more steering effort is needed because you now have to turn the tires in an arc rather than just pivoting on the ground. More importantly, it moves the center of the load out away from the larger inner bearing. The load is no longer applied directly up through the spindle axis but now is offset and results in a lever affect at the spindle joint. The larger the tire the more offset the load becomes. That is what causes the spindles to break off just inside of the inner bearing.
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Today's Featured Article - Bad Vibes - by Curtis Von Fange. One of the strangest ways to communicate with our tractor is to ask it how it feels. "Ask it how it feels," you say? Yup, ask it how it feels. Now, as with the other articles in this series one has to be able to hear what 'ole blue' is trying to say in response. The nice thing about our old iron friends is that they are usually quite consistent in their response, rather unlike some people I know who might change what they say due to the weather or other mitigating circumstances. But since t
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