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Case 521D Wheel Loader

The Case 521D is a wheel loader designed for material handling, loading, stockpiling, and general construction site work. As part of Case's D Series, it is built for productivity in aggregate, agricultural, industrial, and municipal applications. The 521D typically features a diesel engine, articulated steering, hydraulic lift and bucket functions, and an operator cab configured for visibility and control. Wheel loaders in this class are used to move soil, gravel, sand, and other bulk materials efficiently. The Case 521D is commonly referenced for its balance of maneuverability, lifting capability, and versatility in medium-duty loading operations.


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Bucket

Breakout Force20,951.00 lbs (9,503.23 kg)
Bucket Capacity - heaped2.50 cu yd (1.91 cu m)
Bucket Capacity - struck2.20 cu yd (1.68 cu m)
Bucket Width8.10 ft (2.47 m)
Dump Clearance at Max Raise9.10 ft (2.77 m)

Dimensions

Ground Clearance1.30 ft (0.40 m)
Height - Top of Cab10.50 ft (3.20 m)
Hinge Pin - Max Height11.90 ft (3.63 m)
Length with Bucket on Ground22.10 ft (6.74 m)
Reach at Max Lift and Dump3.50 ft (1.07 m)
Wheelbase9.10 ft (2.77 m)
Width Over Tires7.60 ft (2.32 m)

Engine

AspirationTurbocharged and Aftercooled
Displacement275.00 cu in (4,506.45 cu cm)
Engine ModelFamily III 445TA/M2 Tier II certified
Gross Power119.00 hp (88.74 kw)
Net Power110.00 hp (82.03 kw)
Number of Cylinders4
Power Measured @2000 rpm
Torque Measured @1400 rpm
Torque Rise14%

Hydraulic System

Dump Time1.1 seconds
Lower Time3.7 seconds
Pump Flow Capacity35.40 gpm (133.99 lpm)
Pump Typeclosed centered pressure/flow compensated
Raise Time5.6 seconds
Relief Valve Setting2750 psi

Operating Specifications

Alternator Supplied Amperage70 amps
Cooling System Fluid Capacity5.80 gal (21.95 l)
Engine Oil Fluid Capacity3.40 gal (12.87 l)
Front Axle/Diff Fluid Capacity5.90 gal (22.33 l)
Fuel Capacity50.00 gal (189.25 l)
Hydraulic System Fluid Capacity30.00 gal (113.55 l)
Operating Voltage24 volts
Operating Weight22,109.00 lbs (10,028.49 kg)
Rear Axle Oscillation24 degrees
Rear Axle/Diff Fluid Capacity5.90 gal (22.33 l)
Static Tipping Weight18,424.00 lbs (8,357.00 kg)
Tire Size17.5x25
Transmission Fluid Capacity5.00 gal (18.93 l)
Turning Radius16.30 ft (4.97 m)

Transmission

Max Speed - Forward23.40 mph (37.66 kph)
Max Speed - Reverse15.20 mph (24.46 kph)
Number of Forward Gears4
Number of Reverse Gears3
Transmission Type4F/3R Proportional w/ Electronic Control Module torque sensing autoshift/manual shift and modulation

  • Case 521Ds currently for sale
  • A Case 521D From Finning CAT for $65,000.00 USD
  • A 2001 Case 521D From Clark Heavy Equipment for $49,500.00 USD



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    39.96118 \\ -82.99879 \\ Columbus \\ OH \\ US \\ 43215