Caterpillar has unveiled two technology package upgrades for its medium dozer line. Formerly ARO with Assist, Cat Assist with ARO (attachment ready option) suite of features will be included as a ...

The 2021 D4 also gets Cat’s latest next-generation dozer cab found on the larger D5 through D7 models. Inside, there’s a new, more comfortable seat with improved suspension. The seat has 13 ...