Overview
The Caterpillar 844 Wheel Dozer is a crawler tractor listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 627 hp, operating weight of 155,117 lb and fuel capacity of 212.2 gal. This model can be reviewed for pulling power, implement matching, agricultural operations, and equipment comparison. Use the full specifications table to compare the Caterpillar 844 Wheel Dozer against similar crawler tractor models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
155,117.30
lb
Net Power
627
hp
Full Specifications
66 specs
Dimensions
Blade Width
17.80 ft / 5.43 m
Ground Clearance
1.42 ft / 0.43 m
Height to Top of Cab
16.48 ft / 5.02 m
Length With Blade On Ground
35.90 ft / 10.94 m
Wheelbase
15.10 ft / 4.60 m
Width Over Tires
14.34 ft / 4.37 m
Engine
4.5 mile/h
1
Blade Capacity
20.80 in / 528 mm
Blade Height
6.10 ft / 1.86 m
Bore
5.40 in / 137 mm
Converter Drive - Forward 1
4.40
Converter Drive - Forward 2
7.60
Converter Drive - Forward 3
13
Converter Drive - Reverse 1
4.80
Converter Drive - Reverse 2
8.40
Converter Drive - Reverse 3
14.30
Direct Drive - Forward 1
4.50
Direct Drive - Forward 2
7.90
Direct Drive - Forward 3
14
Direct Drive - Reverse 1
4.90
Direct Drive - Reverse 2
8.80
Direct Drive - Reverse 3
15.40
Displacement
1,648 cu in / 27.0 L
Engine Make
2236
Engine Model
3142E DITA ATAAC
Flywheel Power
620 hp / 462.3 kW
Flywheel Power - Caterpillar
625
Flywheel Power - Din 70020
648
Flywheel Power - Eec 80/1269
625
Flywheel Power - Iso 9249
625
Flywheel Power - Sae J1349 (Jan90)
618
Fuel Capacity
212.20 gal / 803.3 L
Hydraulic Output At 2128 Rpm And 1000 Psi (6900 Kpa)
108 gal/min / 408.8 L/min
Hydraulic Tank
141 gal / 533.7 L
Max Speed - Forward
13.10 mph / 21.1 km/h
Max Speed - Reverse
14.30 mph / 23.0 km/h
Minimum Turning Radius - Over Tires
390 ft / 118.87 m
Net Power
620 hp / 462.3 kW
Number Of Forward Speeds
3
Number Of Reverse Speeds
3
Number of Cylinders
12
Number of Forward Gears
3
Number of Reverse Gears
3
Operating Weight
155,117 lb / 70,360 kg
Power Measured @
2,000 rpm
Rear
Oscillating 11 degrees
Steering
Hydraulic Output At 2128 Rpm And 1000 Psi (6900 Kpa)
Steering Angle
35 deg
Stroke
6 in / 152 mm
Transmission
Direct Drive - Forward 3
Hydraulics
Maximum Single-Wheel Rise And Fall
22.50
Output At 2,126 Rpm And 6894 Kpa (1,000 Psi)
89 gal/min / 336.9 L/min
Relief Valve Setting
4,500 psi / 310.3 bar
Relief Valve Setting - Bulldozer (Large Pump)
2,700 psi / 186.2 bar
Relief Valve Setting - Tilt Cylinders (Small Pump)
2,920 psi / 201.3 bar
Other
Ground Clearance
1.56 ft / 0.48 m
Brakes
Meets SAE/ISO 3450 1996.
Cooling System
50.20 gal / 190.0 L
Crankcase
25 gal / 94.6 L
Differential - Final Drives - Front
71.6
Differential - Final Drives - Rear
68.9
Fuel Tank - Standard
260 gal / 984.2 L
Hydraulic System - Implement And Brakes - Tank Only
45 gal / 170.3 L
Hydraulic System - Steering And Engine Cooling Fan - Tank Only
34.90 gal / 132.1 L
Net Power
627 hp / 467.6 kW
Transmission
29
Frequently Asked Questions
What is the operating weight of the Caterpillar 844 Wheel Dozer? +
The Caterpillar 844 Wheel Dozer has an operating weight of 155,117 lb (70,360 kg). This places it in a class suited for crawler tractor applications where ground pressure and transport weight are key considerations.
How powerful is the Caterpillar 844 Wheel Dozer engine? +
The Caterpillar 844 Wheel Dozer produces 620 hp (462.3 kW) of engine power. This output is typical for its weight class and designed to handle demanding Crawler Tractor work cycles efficiently.
How does the Caterpillar 844 Wheel Dozer compare to similar Crawler Tractor models? +
You can compare the Caterpillar 844 Wheel Dozer side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.