The CATERPILLAR 637E (1FB) scrapers are a powerhouse in the construction industry, known for their exceptional performance and durability. With a massive 37 cubic yard capacity, these scrapers are designed to handle the toughest of jobs with ease. The Cat C18 engine delivers impressive power, while the advanced traction control system ensures maximum efficiency on any terrain. Equipped with a comfortable cab and intuitive controls, operators can work long hours with ease. The innovative design features of the 637E make it a top choice for contractors looking to increase productivity and reduce downtime on their job sites.