The original dirt mover. I immediately visualize old photos of Holt and Deere tractors (with fading yellows and greens) fitted with dozer blade attachments, no cab protection, and big piles of earth.

Fitted with an external ROPS, the D155AX-5B crawler dozer, introduced in late 2003, weighed in at 86,400 pounds equipped with a semi-U blade and ripper. Its Komatsu SA6D140E-3 Tier-2 diesel engine was ...