Cat Classic Parts: The right durability at the right price for your mid-late lifecycle, lower usage, lighter application, machines. Cat products have long, productive lives. As the utilization of the equipment changes, maintenance costs often need to be re-evaluated, taking the remaining market value into consideration. Cat Classic Parts are lower cost, genuine Cat parts that provide acceptable service life for Cat equipment in light-duty applications. Not all Cat premium parts have a Classic option. The Classic Parts line generally contains parts that have a greater impact on the overall repair costs. Together with Cat premium and remanufactured parts, Cat Classic Parts help Caterpillar offer value-priced repair alternatives over the entire product life cycle.