TractorData - McCormick Intl farm tractors sorted by model All McCormick Intl farm tractors sorted by model. McCormick Tractors International was formed by ARGO in 2000. FIAT purchased Case-International and was required to sell the former International Harvester factory in Doncaster, England. Find McCormick Tractor Parts by Model - MalpasOnline Find McCormick parts by series or model. Listed on this page are all the McCormick models and the series they belong to for which we stock replacement parts for. We also have a range of tractor accessories and implements available. McCormick Parts | McCormick Tractor Parts | McCormick McCormick rebuilt the factory and continued manufacturing agricultural machinery. In 1901 the company began producing tractors - changing their name to International Harvester. They produced the McCormick Farmall tractor in 1931 originally grey - but then painted red for safety reasons.