The Caterpillar Twenty-Two is a

tractor A tractor is an engineering vehicle specifically designed to deliver a high tractive effort (or torque) at slow speeds, for the purposes of hauling a Trailer (vehicle), trailer or machinery such as that used in agriculture, mining or constructio ...

that was first manufactured by

Caterpillar Caterpillars ( ) are the larval stage of members of the order Lepidoptera (the insect order comprising butterflies and moths). As with most common names, the application of the word is arbitrary, since the larvae of sawflies (suborder ...

in 1934 to replace the Caterpillar Twenty. It had a fuel capacity of , and came in two model series, 2F and 1J.Orlemann, Eric C. and Haddock, Keith ''Classic Caterpillar Crawlers''. MotorBooks International, 2001, p. 55.

References

Caterpillar Inc. vehicles Tractors Vehicles introduced in 1934 {{Agri-stub