One of the most popular of all Allis-Chalmers’ track-type tractors, the D8-sized model HD-16, first appeared in 1955 following the discontinuation of the former model...
Following World War Two, and well into the early 1950s, there was an explosion of earthmoving projects. Not all of these jobs required large equipment,...
For a period of just under 20 years (1955-1974), Allis-Chalmers produced one of the most popular small track type tractors ever built, the model HD-6....
Developed directly from its model HD-20 (introduced 1951), the HD-21 featured among other things, one of the diesel engines from the recently acquired Buda Engine...
In production for just three years, the HD-20 was the stepping stone between the powerful HD-19 and the very successful HD-21. RICHARD CAMPBELL delves into...