The '19 model year featured several key Cat track-type tractors : the D8-T , the D5 LGP , and the D8R . Considering, the D8T showcased Caterpillar's flagship machine for large excavation projects , https://caterpillard5lgp948751.laowaiblog.com/40601074/the-d8t-d5-lgp-and-d8r-a-2019-analysis