Overview
The CASE Construction Equipment Case 621EXT is a wheel loader listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 146 hp, operating weight of 28,709 lb, fuel capacity of 65.0 gal and hydraulic capacity of 39.0 gal. This model can be reviewed for loading, stockpile work, material handling, yard operations, and fleet comparison workflows. Use the full specifications table to compare the CASE Construction Equipment Case 621EXT against similar wheel loader models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
28,709
lb
Net Power
146
hp
Gross Power
175
hp
Bucket Capacity - Heaped
3
yd3
Full Specifications
46 specs
Dimensions
Breakout Force
24,298 lb / 11,021 kg
Bucket Capacity - Heaped
3 yd³ / 2.29 m³
Bucket Capacity - Struck
2.56 yd³ / 1.96 m³
Bucket Width
8.53 ft / 2.60 m
Dump Clearance At Max Raise
9.17 ft / 2.80 m
Ground Clearance
1.22 ft / 0.37 m
Height to Top of Cab
11.15 ft / 3.40 m
Hinge Pin - Max Height
12.98 ft / 3.96 m
Length With Bucket On Ground
24.92 ft / 7.60 m
Reach At Max Lift And Dump
3.75 ft / 1.14 m
Wheelbase
9.51 ft / 2.90 m
Width Over Tires
8.27 ft / 2.52 m
Engine
Alternator Supplied Amperage
65 A
Cooling System Fluid Capacity
9.50 gal / 36.0 L
Displacement
409 cu in / 6.7 L
Engine Make
2239
Engine Model
Family IV, 667TA/EDB, Tier III certified
Engine Oil Fluid Capacity
3.50 gal / 13.2 L
Front Axle/Diff Fluid Capacity
5.90 gal / 22.3 L
Fuel Capacity
65 gal / 246.1 L
Gross Power
156 hp / 116.3 kW
Hydraulic System Fluid Capacity
39 gal / 147.6 L
Max Speed - Forward
24 mph / 38.6 km/h
Max Speed - Reverse
15.60 mph / 25.1 km/h
Max Torque
508 lb-ft / 689 Nm
Net Power
146 hp / 108.9 kW
Number of Cylinders
6
Number of Forward Gears
4
Number of Reverse Gears
3
Operating Voltage
24 V
Operating Weight
28,709 lb / 13,022 kg
Power Measured @
1,800 rpm
Rear Axle Oscillation
24 lb / 11 kg
Rear Axle/Diff Fluid Capacity
5.90 gal / 22.3 L
Static Tipping Weight
23,376 lb / 10,603 kg
Torque Measured @
1,300 rpm
Torque Rise
33 lb-ft / 45 Nm
Transmission Fluid Capacity
5 gal / 18.9 L
Transmission Type
4F/3R Proportional w/ Electronic Control Module torque sensing autoshift/manual shift and modulation
Turning Radius
16.90 ft / 5.15 m
Hydraulics
Dump Time
1.70 sec
Gross Power
175 hp / 130.5 kW
Lower Time
4.70 sec
Pump Flow Capacity
45.20 gal/min / 171.1 L/min
Raise Time
6.30 sec
Relief Valve Setting
3,600 psi / 248.2 bar
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Frequently Asked Questions
What is the operating weight of the CASE Construction Equipment Case 621EXT? +
The CASE Construction Equipment Case 621EXT has an operating weight of 28,709 lb (13,022 kg). This places it in a class suited for wheel loader applications where ground pressure and transport weight are key considerations.
How powerful is the CASE Construction Equipment Case 621EXT engine? +
The CASE Construction Equipment Case 621EXT produces 156 hp (116.3 kW) of engine power. This output is typical for its weight class and designed to handle demanding Wheel Loader work cycles efficiently.
How does the CASE Construction Equipment Case 621EXT compare to similar Wheel Loader models? +
You can compare the CASE Construction Equipment Case 621EXT 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.