The first production TC-12 crawler tractors, designed and built by General Motors, were rated at 402 net horsepower.

The need for a crawler tractor stemmed from the soft-ground agricultural districts in California. Big steam traction engines frequently mired down in the soft ground, so they were fitted with larger and larger …

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Giant Crawler Tractor With a weight of 70 tons and boasting 524 horsepower, the HD-41 crawler tractor made headlines as the largest built up to that time.

Obviously, we can't address the crawler undercarriage in as much detail here. But we can review some basics about design, wear factors (for chains and sprockets, in particular), maintenance practices …

The Athey Tractor Co.? And crawler tractors bearing the Athey name? A search for additional information yielded almost no results. Nothing in the Archives. Experts Roger Amato, Eric C. …

The International TD-24 was the world's largest crawler tractor when introduced in 1947. Ray Derr puts his beautifully restored unit through its paces at the 2000 convention of the Historical Construction …

The crawler tractor, skid-steer loader, and backhoe loader, were all first designed for farming applications, and over time were improved upon and accepted within numerous other industries. …

It maneuvered like a crawler tractor, and for good reason—it was essentially a cross between a pugmill and a crawler tractor, using Caterpillar assemblies. After the roadbed had been scarified and shaped …

The largest of the three crawler dozers, the D6T at up to 200 net horsepower, replaced the D6R and incorporates separate hydraulic pumps to supply power to steering and implements. The mid-sized …