Skip to content
Caterpillar

844

Wheel Dozer

Operating Weight
155,117 lb
Operating Weight
156,120 lb
Max Speed - Forward
13.1 mph
Gross Power
620.0 hp
All wheel dozers
Caterpillar 844 Wheel Dozer
1 / 5
Image 1 of 5
Image: cat.com

Specifications

54 data points

Operating Specifications

Operating Specifications specifications
Operating Weight155,117 lb
Fuel Capacity212.2 gal
Tire Size45/65-R39 PR
Ground Clearance19 in
Blade Capacities15.9 to 30.7 m3 20.7 to 40.2 yd3

Engine

Engine specifications
Engine ModelCat 3412E
Displacement1,648 in³
Power Measured @2,000 rpm
Gross Power620.0 hp
Number of Cylinders12
Engine Make2236
Stroke6 in
Bore5 in
Flywheel Power620.0 hp

Weights

Weights specifications
Operating Weight156,120 lb

Dimensions

Dimensions specifications
Ground Clearance18 in
Height - Top of Cab198 in
Wheelbase181 in
Width Over Tires173 in
Length With Blade on Ground431 in

Transmission

Transmission specifications
Max Speed - Forward13.1 mph
Max Speed - Reverse14.3 mph
Number of Forward Gears3
Number of Reverse Gears3
Number of Forward Speeds3
Number of Reverse Speeds3
Converter Drive - Forward 14.4 mph
Converter Drive - Forward 27.6 mph
Converter Drive - Forward 313.0 mph
Converter Drive - Reverse 14.8 mph
Converter Drive - Reverse 28.4 mph
Converter Drive - Reverse 314.3 mph
Direct Drive - Forward 14.5 mile/h
Direct Drive - Forward 27.9 mph
Direct Drive - Forward 314.0 mph
Direct Drive - Reverse 14.9 mph
Direct Drive - Reverse 315.4 mph

Brakes & Steering

Brakes & Steering specifications
BrakesMeets SAE/ISO 3450 1996.

Cab & Operator

Cab & Operator specifications
ROPS/FOPSMeets SAE and ISO standards.
Sound Performance LevelsMeets ANSI SAE and ISO standards.

Tires & Wheels

Tires & Wheels specifications
Standard Tire SizeTwo choices available.

Service Refill Capacities

Service Refill Capacities specifications
Differential - Final Drives - Front71.6 gal
Transmission29.0 gal
Cooling System50.2 gal
Crankcase25.0 gal
Fuel Tank - Standard260.0 gal
Hydraulic Tank141.0 gal

Blades

Blades specifications
Blade Capacity20.80 yd³
Blade Width214 in
Blade Height73 in

Steering System

Steering System specifications
Steering Angle35 °

Axles

Axles specifications
FrontFixed
RearOscillating 11 degrees
Maximum Single-Wheel Rise and Fall23 in

Comparable machines

Other wheel dozers in a similar weight class.