Caterpillar Diesel Fifty (1E) '1933–36Produced in 2065 copies
Caterpillar Seventy '1933–37Produced in 317 copies
Caterpillar Seventy (8D) '1933–37Produced in 266 copies
Caterpillar Diesel Forty (3G) '1934Produced in 1971 copies
Caterpillar Forty (5G) '1934Produced in 584 copies
Caterpillar Twenty Two '01.1934–08.1939
Model 22 (2F1-2F9999):
- 1934 2F1-2F1605;
- 1935 2F1606-2F5335;
- 1936 2F5336-2F9421;
- 1937 2F9422-2F9999.
Model 22 (1J1-1J5155):
- 1937 1J1-1J5098;
- 1938 1J5099-1J5155.