New models include the D1, D2, and D3, while the D5 replaced ... That initial D4 was basically a D6K2 with the new Cat logo and the new D4 model name slapped on it. But for 2021, Cat has ...

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 ...

According to Caterpillar, the new Cat D1, D2, and D3 Next Generation dozers feature styling changes, technology enhancements, and a new low-emissions, fuel-efficient engine. The new Caterpillar ...