Posted by MarkB_MI on December 05, 2012 at 17:08:44 from (75.241.74.19):
In Reply to: Why Triangular Tracks? posted by in-too-deep on December 05, 2012 at 10:41:19:
Not too hard to figure out: In the old-style setup, each final drive had to support about one-quarter of the weight of the tractor. By moving the final drive above the axles, it only has to support a portion of the track weight. Everything in the final drive can be much smaller, and it can be engineered to handle very high torque loads without making compromises in order to handle radial loads. It solves a lot of engineering problems, it's easy to service and it's probably cheaper to make.
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