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Equipment Identification: Tractors | Historical Construction Equipment Association

Crawler tractor: 1933 McCormick-Deering TA40 TracTracTor. The term “crawler tractor” refers to the basic machine.
Crawler tractor: 1933 McCormick-Deering TA40 TracTracTor. The term “crawler tractor” refers to the basic machine. (JPEG Image, 468.41 KB)
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Crawler tractor: 1950 Caterpillar D8 with straight dozer and cable control unit. We don’t use the term “bulldozer;” “dozer” is used for the attachment only, which comes in several configurations.
Crawler tractor: 1950 Caterpillar D8 with straight dozer and cable control unit. We don’t use the term “bulldozer;” “dozer” is used for the attachment only, which comes in several configurations. (JPEG Image, 251.65 KB)
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Crawler tractor: 1987 Dresser TD40 with hydraulic (as opposed to cable-operated) dozer and hinge ripper. Originally, rippers were pulled behind the tractor.
Crawler tractor: 1987 Dresser TD40 with hydraulic (as opposed to cable-operated) dozer and hinge ripper. Originally, rippers were pulled behind the tractor. (JPEG Image, 40.23 KB)
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Traction engine: 1915 Frick Eclipse. Steam-powered wheel tractors are referred to as traction engines.
Traction engine: 1915 Frick Eclipse. Steam-powered wheel tractors are referred to as traction engines. (JPEG Image, 416.32 KB)
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Wheel tractor: Early 1950s MRS 125. The term “wheel tractor” applies to any two-axle tractor designed primarily for pulling applications.
Wheel tractor: Early 1950s MRS 125. The term “wheel tractor” applies to any two-axle tractor designed primarily for pulling applications. (JPEG Image, 105.35 KB)
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Wheel dozer: 1954 LeTourneau-Westinghouse model C Tournadozer. Crawler tractors were often used without dozers. But wheel dozers are usually purpose-built for bulldozing applications, so are identified as such.
Wheel dozer: 1954 LeTourneau-Westinghouse model C Tournadozer. Crawler tractors were often used without dozers. But wheel dozers are usually purpose-built for bulldozing applications, so are identified as such. (JPEG Image, 491.98 KB)
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Title:
Equipment Identification: Tractors
Description:
This gallery of equipment images is designed to help you identify common types of tractors, both past and present, by the terminology used in this database.
Subjects:


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