The International TD-24 was the world's largest crawler tractor when introduced in 1947. Ray Derr puts his beautifully restored unit through its paces at the 2000 convention of the Historical ...

In 2022 Develon introduced its very first crawler dozer, the 140-horsepower DD100. Its second dozer to market is the DD130, a D4-sized machine that checks in at 145 horsepower and has a six-way ...