Case 521D XT Wheel Loader

Bucket

Breakout Force 21,929 lbs (9,947 kg)
Bucket Capacity – heaped 2 cu yd (2 cu m)
Bucket Width 8 ft (2 m)
Dump Clearance at Max Raise 9 ft (3 m)

Dimensions

Ground Clearance 1 ft (0 m)
Height – Top of Cab 11 ft (3 m)
Hinge Pin – Max Height 12 ft (4 m)
Length with Bucket on Ground 22 ft (7 m)
Reach at Max Lift and Dump 4 ft (1 m)
Wheelbase 9 ft (3 m)
Width Over Tires 8 ft (2 m)

Engine

Aspiration Turbocharged and Aftercooled
Displacement 275 cu in (4,506 cu cm)
Engine Model Family III 445TA/M2, Tier II certified
Gross Power 119 hp (89 kw)
Net Power 110 hp (82 kw)
Number of Cylinders 4
Power Measured @ 2000 rpm
Torque Measured @ 1400 rpm
Torque Rise 14%

Hydraulic System

Dump Time 1.1 seconds
Lower Time 3.7 seconds
Pump Flow Capacity 35 gpm (134 lpm)
Pump Type closed centered pressure/flow compensated
Raise Time 5.6 seconds
Relief Valve Setting 2750 psi

Operating Specifications

Alternator Supplied Amperage 70 amps
Cooling System Fluid Capacity 6 gal (22 l)
Engine Oil Fluid Capacity 3 gal (13 l)
Front Axle/Diff Fluid Capacity 6 gal (22 l)
Fuel Capacity 50 gal (189 l)
Hydraulic System Fluid Capacity 30 gal (114 l)
Operating Voltage 24 volts
Operating Weight 23,938 lbs (10,858 kg)
Rear Axle Oscillation 24 degrees
Rear Axle/Diff Fluid Capacity 6 gal (22 l)
Static Tipping Weight 18,424 lbs (8,357 kg)
Tire Size 17.5×25
Transmission Fluid Capacity 5 gal (19 l)
Turning Radius 16 ft (5 m)

Transmission

Max Speed – Forward 23 mph (38 kph)
Max Speed – Reverse 15 mph (24 kph)
Number of Forward Gears 4
Number of Reverse Gears 3
Transmission Type 4F/3R Proportional w/ Electronic Control Module torque sensing autoshift/manual shift and modulation
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