The 2019 model year featured a number of key Caterpillar machines: the D8T , the D-5 LGP , and the D8R . Generally , the D8-T represented Cat’s leading machine for significant excavation projects , https://caterpillar-d5-lgp196009.blogmazing.com/40792943/caterpillar-d8t-d5-lgp-and-d8r-a-19-review