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 ...

Covering over 9,000 m2, Caterpillar’s exhibit will feature 48 machines, including 17 new introductions or upgrades.

So we bought the cheapest cat D7 Bulldozer and I was told it hasn't started in 10 years. So today will be its first start in a long time.