The nineteen model year featured a number of important Cat track-type tractors : the D8-T , the D5 LGP , and the Eight R. In broad terms , the D8-T represented Caterpillar's leading tractor for https://caterpillar-d5-lgp769252.alltdesign.com/cat-d8t-d5-lgp-and-d8r-a-nineteen-analysis-60746235