Caterpillar 933 Crawler Loader
Cat 933G traxcavator at EM wd 2011 - IMG 0498
Model history
Model introduced 1958
Model discontinued 1968
Model status Discontinued
Engine Specification
Engine make Caterpillar
Power hp 50
Cooling system Water
Transmission Details
Transmission type Unknown
Drive tracked
Linkage Category Unknown
Other info
Factories USA, Australia
Plow rating Unknown
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Cat 933G traxcavator at EM wd 2011 - IMG 0500
Cat 933G traxcavator at EM wd 2011 - IMG 0497

The Caterpillar 933F crawler loader was introduced in 1958 in the USA. Production began in Australia the following year.

Specification Edit

The 933F has a four-cylinder engine producing 50 hp (37 kW) flywheel (FWHP). It has a direct drive transmission. It comes standard with an integral loader, D4-size undercarriage, and a large bucket.

Modifications Edit

In 1961 Caterpillar added a forward reverse lever, beginning with 42A02106 and 25A00201.

In 1965 and 1968 Cat replaced the 933F with the 933G, beginning with 42A06164 (USA) and 25A00558 (Australia).

The 933G has a D320 turbocharged, four-cylinder engine producing 60 FWHP. It also has increased bucket size.


The 933F was;

  • Manufactured in the USA, with a 42A serial number prefix
  • Manufactured in Australia, with a 25A serial number prefix.

Production of 933G ended in 1968.

Based on data from the sales database of Ritchie Bros. Auctioneers, it is estimated that more than 9,000 Caterpillar 933F/933G crawler loaders have been produced.

Highest Serial #
25A 00247
42A 08803
Total = 9,050

Preservation / survivng machines Edit

Add details of any known machines here;

See alsoEdit

References / sourcesEdit

External linksEdit

This page includes content from RitchieWiki

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