Ever wondered what’s going on beneath the surface of a Caterpillar D4? In this video, I open up the transmission and steering compartments to show exactly how this beast operates. Grease, gears, and ...

We’re diving deep into the Cat D4 restoration—and today’s mission is a big one: removing the frozen steering clutches. These old machines don’t give up their secrets easily, and tracking down parts ...

suite of features will be included as a standard feature on Cat D4, D5, D6, D6 XE and D7 models. Additionally, a new Cat Grade with 3D Ready option provides flexibility for customers upgrading to ...