CASE 721D XT WHEEL LOADER

Technical Description

The Case 721D XT is a robust wheel loader featuring a 181 hp (135 kW) turbocharged, air-to-air cooled, 6-cylinder Family III 668TA/E2 engine with a displacement of 411 cu in. It delivers a breakout force of 28,046 lbs (12,722 kg) and a bucket capacity of 3 cubic yards (2 m³) heaped, with a bucket width of 8.9 ft (2 m). The machine’s maximum dump clearance at full raise is 9.7 ft (3 m), and reach at max lift and dump is 4.2 ft (1 m). It has a ground clearance of 1.2 ft (0 m) and a hinge pin height of 13.7 ft (4 m). Overall dimensions include a length with bucket on ground of 26 ft (8 m), a wheelbase of 10.7 ft (3 m), and a width over tires of 8.6 ft (2 m), with a cab height of 11 ft (3 m). The operating weight is approximately 31,574 lbs (14,322 kg). The hydraulic system utilizes a closed-center, pressure/flow compensated pump with a flow capacity of 206 gal/min (780 l/min), allowing a raise time of 5.6 seconds, dump time of 1.9 seconds, and lower time of 3.3 seconds. Relief valve setting is 3,626 psi. The transmission features 4 forward and 3 reverse gears with a maximum speed of 23.6 mph (37 kph) forward and 16 mph (26 kph) reverse, incorporating electronic control module torque sensing with autoshift/manual shift options. The wheel loader runs on 24 V operation with a 70 A alternator and uses 20.5x25 L3 tires. Fuel capacity is 65 gallons (246 liters), supporting long work cycles in demanding applications. Rear axle oscillation offers 24° for improved traction and maneuverability.