The 2019 model year saw several key Cat track-type tractors : the D8T , the D5 Low-Ground-Pressure, and the D8-R . In broad terms , the D8-T embodied Caterpillar's flagship tractor for large https://caterpillar-d5-lgp821539.ampedpages.com/caterpillar-d8t-d5-lgp-and-d8r-a-19-comparison-69042157