Driving a CASE 721D WHEEL LOADER

3,568 views · Published 26 March 2012 · 5:48 · Indexed 24 September 2026

Channel: DNALI · 2012 · Howto & Style

Watch on YouTube

Whats up guys this is just a video of me driving a 2005 CASE 321D WHEEL LOADER at my work. Old video so excuse the quality. Here is some specs on the machine i was driving.

Engine
Make Case
Model Family III 668TA/E2
Net Power 170 hp 126.8 kw
Gross Power 181 hp 135 kw
Power Measured @ 2000 rpm
Displacement 411 cu in 6.7 L
Torque Measured @ 1300 rpm
Number of Cylinders 6
Max Torque 566 lb ft 767.4 Nm
Torque Rise 24.8 %
Aspiration turbocharged and air to air cooled
Operational
Operating Weight 30644 lb 13899.9 kg
Fuel Capacity 65 gal 246 L
Hydrauilc System Fluid Capacity 51 gal 193.1 L
Engine Oil Fluid Capacity 3.8 gal 14.2 L
Cooling System Fluid Capacity 9.7 gal 36.9 L
Transmission Fluid Capacity 6.8 gal 25.6 L
Front Axle/Diff Fluid Capacity 8 gal 30.3 L
Rear Axle/Diff Fluid Capacity 7.2 gal 27.4 L
Static Tipping Weight 27615.1 lb 12526 kg
Turning Radius 18.9 ft in 5770 mm
Operating Voltage 24 V
Alternator Supplied Amperage 70 amps
Rear Axle Oscillation 24 degrees
Tire Size 20.5x25 L3
Transmission
Type 4F/3R proportional w/ electronic control module torque sensing autoshift/manual shift and modulation
Number of Forward Gears 4
Number of Reverse Gears 3
Max Speed - Forward 23.6 mph 38 km/h
Max Speed - Reverse 16 mph 25.7 km/h
Hydraulic System
Pump Type closed centered pressure/flow compensated
Relief Valve Pressure 3625.9 psi 25000 kPa
Pump Flow Capacity 54.4 gal/min 206 L/min
Raise Time 5.6 sec
Dump Time 2.4 sec
Lower Time 3.3 sec
Bucket
Breakout Force 29806 lb  kN
Dump Clearance at Max Raise 9.5 ft in 2889 mm
Bucket Width 8.9 ft in 2700 mm
Bucket Capacity - heaped 3.5 yd3 2.7 m3
Bucket Capacity - struck 3 yd3 2.3 m3
Dimensions
Length with Bucket on Ground 25.3 ft in 7708 mm
Width Over Tires 8.5 ft in 2603 mm
Height to Top of Cab 10.9 ft in 3337 mm
Ground Clearance 1.2 ft in 365 mm
Wheelbase 10.7 ft in 3253 mm
Hinge Pin - Max Height 13.1 ft in 3979 mm
Reach at Max Lift and Dump 3.8 ft in 1172 mm



RE:

Truck, Snow, FAIL HD(truck wrecks in 4ft snow drift, loader barely pulls it out)

More from this channel