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D21

Worthington Ag Parts is your home for new, used, and rebuilt tractor parts. We stock a broad selection of Allis Chalmers® D21 parts for your tractor. The Allis Chalmers® D21 was manufactured for years 1963-1969. It was originally delivered with 114 hp.

The D21 was the first Allis Chalmers tractor to have over 100 horsepower. The upgraded D21 II began at serial number 2201 in 1965.

The availability of some Allis Chalmers® D21 pulling tractor parts varies depending on the time of year. To make sure you find the right parts for your Allis Chalmers® tractor, we encourage you to reach out to one of our parts experts. They can make recommendations of the parts you need based on your repair and if we don’t have the right part, they’ll work on your behalf to find the right part.When you need used, new, rebuilt or salvaged parts for your Allis Chalmers® D21 call us at 888-845-8456 and put the Worthington Ag Parts team to work for you.