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Caterpillar R3

Caterpillar R3 tractor photo
1934 - 1935
Agricultural Crawler tractor

The R3 was a special-order machine for the US Government, based on the Twenty-Eight.


Factory:Peoria, Illinois, USA
Total built:60

Caterpillar R3 Engine:

   Caterpillar 5.7L 4-cyl gasoline
full engine details ...



Dimensions & Tires:

Front tire:tracks
Rear tire:tracks
full dimensions and tires ...

R3 Serial Numbers:

- Serial numbers unknown -

Caterpillar R3 Power:

Drawbar (tested):34.44 hp [25.7 kW]
Belt (tested):41.99 hp [31.3 kW]
power test details ...


Cab:Open operator station.

Page information:

Last update:April 17, 2013
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