The 130-horsepower Caterpillar D4 dozer replaces the Cat D6K2 and has an operating weight of 29,259 pounds. The low ground pressure version (LGP) has an operating weight of 30,882 pounds. The Cat D4 ...

Check out the video, right here: Mid-way through last year Cat re-launched, or rethought, one of its most popular dozers. And it’s a model so important that just more than one year later, they’ve ...

The 130-horsepower Caterpillar D4 dozer replaces the Cat D6K2. The Cat D4 dozer weighs 29,259 pounds. The Cat D4 crawler dozer has a lower sloping hood than its predecessor that provides up to 30 ...

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 ...

Additionally, a new Cat Grade with 3D Ready option provides flexibility for customers upgrading to Cat Grade with 3D on D4, D5 and D6 dozer models. Cat Grade with 3D uses a GPS signal to automatically ...

In our return to this occasional series on machines that have worked above and beyond the call of duty, Emily Padfield talks to James Wright about his family’s Caterpillar D4 crawler. We bought it ...

Not every rebuild goes smoothly — and this episode proves it. While attempting to rebuild the Caterpillar D4 steering clutches, we ran into unexpected problems that brought progress to a halt. From ...

In 1938 this Cat® D4 was purchased by Mr. Martin Paalberg in Estonia. He and his brother ran a trailer manufacturing company where they used the D4 until 1940. It was then that they hid the tractor ...