Case 521D Wheel Loader
Wheel Loader // Case
Case 521D Bucket
| Breakout Force: | 20951 lbs (9,503 kg) |
| Bucket Capacity - heaped: | 2.5 cu yds (2 m) |
| Bucket Capacity - struck: | 2.2 cu yds (2 m) |
| Bucket Width: | 8.1 ft (2 m) |
Case 521D Dimensions
| Dump Clearance at Max Raise: | 9.1 ft (3 m) |
| Ground Clearance: | 1.3 ft (0 m) |
| Height - Top of Cab: | 10.5 ft (3 m) |
| Hinge Pin - Max Height: | 11.9 ft (4 m) |
| Length with Bucket on Ground: | 22.1 ft (7 m) |
| Reach at Max Lift and Dump: | 3.5 ft (1 m) |
| Wheelbase: | 9.1 ft (3 m) |
| Width Over Tires: | 7.6 ft (2 m) |
Case 521D Engine
| Aspiration: | Turbocharged and Aftercooled |
| Displacement: | 275 cu in (0 m) |
| Engine Model: | Family III 445TA/M2, Tier II certified |
| Gross Power: | 119 hp (89 kw) |
| Net Power: | 110 hp (82 kw) |
| Number of Cylinders: | 4.0 |
| Power Measured @: | 2000 rpm |
| Torque Measured @: | 1400 rpm |
| Torque Rise: | 0.14 |
Case 521D Hydraulic System
| Dump Time: | 1.1 sec |
| Lower Time: | 3.7 sec |
| Pump Flow Capacity: | 35.4 gal/min (134 l/min) |
| Pump Type: | closed centered pressure/flow compensated |
| Raise Time: | 5.6 sec |
| Relief Valve Setting: | 2750 psi |
Case 521D Operating Specifications
| Alternator Supplied Amperage: | 70 A |
| Cooling System Fluid Capacity: | 5.8 gal (22 l) |
| Engine Oil Fluid Capacity: | 3.4 gal (13 l) |
| Front Axle/Diff Fluid Capacity: | 5.9 gal (22 l) |
| Fuel Capacity: | 50 gal (189 l) |
| Hydraulic System Fluid Capacity: | 30 gal (114 l) |
| Operating Voltage: | 24 V V |
| Operating Weight: | 22109 lbs (10,029 kg) |
| Rear Axle Oscillation: | 24 ° |
| Rear Axle/Diff Fluid Capacity: | 5.9 gal (22 l) |
| Static Tipping Weight: | 18424 lbs (8,357 kg) |
| Tire Size: | 17.5x25 |
| Transmission Fluid Capacity: | 16.3 ft (5 m) |
| Turning Radius: | 5 gal (19 l) |
| Max Speed - Forward: | 16.3 ft (5 m) |
Case 521D Transmission
| Max Speed - Reverse: | 23.4 mph (38 kph) |
| Number of Forward Gears: | 15.2 mph (24 kph) |
| Number of Reverse Gears: | 4.0 |
| Transmission Type: | 3.0 |
