The 8RT models had their fuel capacity to , and can come with track width up to . All nine 8R/8RT tractors are powered by the company's PowerTech Plus six-cylinder diesel engine. Two other lesser known tractors were also introduced by the company are the 5105ML orchard and poultry tractors. The horsepower is engine and PTO . One version of the 5105ML comes configured to work in orchards and vineyards, while the other version is a low-profile tractor for work in poultry barns.