Redesigned with a Cat C18 ACERT Tier 4-Final diesel, Cat D9T dozer has 436 horsepower at 1,800 rpm.
Redesigned with a Cat C18 ACERT Tier 4-Final diesel, Cat D9T dozer has 436 horsepower at 1,800 rpm. An aluminum bar-plate radiator enhances cooling efficiency, and an air-to-air aftercooler cools combustion intake air. An air-to-oil hydraulic cooler “precisely modulates temperatures,” the company says. APECS electronic control system improves transmission shifting and works with the Enhanced Auto-Shift, with automatically selects and matches gear and engine speed. The dozer comes with Cat’s Autocarry blade lift feature. Sound suppression packages are available to reduce average sound pressure at the operator's ear to 74 dB(A) and spectator levels to 110 dB(A). A ground-level service center provides access to the electrical disconnect switch, which has built-in lockout/tag-out capability, the engine shut-down switch, and jump-start receptacle.
Models 550K, 650K, and 700K have been added to the K Series crawler dozers and updated with Tier 4-Final engines
Upgraded with the Tier 4-Final Cat C4.4 ACERT engine, the D3K2, D4K2 and D5K2 dozers are rated at 80, 92 and 104 horsepower, respectively.
The 735C, 740C EJ, and 745C articulated dump trucks have rated payload capacities of 36, 42 and 45.2 tons, respectively.
Models 906M, 907M, and 908M are 75-horsepower wheel loaders using Tier 4-Final Cat C3.3B engines with DPF.