Powered by 2.19 L, 38 hp, EPA Tier 4 final 4D88E-7 engines, Models PC45MR-5 and PC55MR-5 are suited for construction, utility, and landscaping applications in confined areas. Optimized working modes allow operators to match engine speed and pump delivery to application. Wide service doors provide easy access for ground-level maintenance, while X-track frame deters dirt and debris buildup. With Komatsu Diesel Particulate Filter and other after-treatment components, DEF is not needed.