This summer Bobcat added three new tractor models to its lineup. It had been offering compact and sub-compact models, but it's now made a foray into the Bobcat makes a foray into the higher-horsepower ...

Figure 15.1A shows a typical direct-drive crawler tractor. The detail view (Fig. 15.1B) shows a center section or chassis that contains the engine, transmission, and steering units; and two track ...