CASE 921F WHEEL LOADER

Technical Description

The CASE 921F Wheel Loader is a robust and versatile machine engineered for demanding construction and material handling tasks. Powered by a 6-cylinder, 6.7-liter FPT F4HFE613 engine, it delivers 255 hp (190 kW) and 958.9 lb-ft of torque, meeting Tier 4 emissions standards. The engine is turbocharged and features a 120 A alternator, with a rated speed of 2000 rpm and a power output measured at 1600 rpm. The loader is equipped with a 4-speed powershift transmission, offering 4 forward and 3 reverse gears, and features differential locks on both front and rear axles for enhanced traction. The hydraulic system utilizes an axial piston pump, providing a flow capacity of 42.8 gal/min (159 l/min) and a maximum system pressure of 3625 psi, ensuring efficient cycle times with a total cycle time of 10.7 seconds. The service brakes are wet multi-disc type, offering reliable stopping power. The bucket has a heaped capacity of 4.7 cu yds (3 m³), a struck capacity of 4.1 cu yds (3 m³), and a width of 10 ft (3 m), with a breakout force of 37,543.1 lbs (17,029 kg). The loader’s operating weight is 43,777 lbs (19,857 kg), and it features a wheelbase of 11 ft (3 m), a turning radius of 19.8 ft (6 m), and a ground clearance of 1.4 ft (0.4 m). The machine’s dimensions include a length with bucket on ground of 26.2 ft (8 m), a height to the top of the cab of 11.4 ft (3.5 m), and a hinge pin height at maximum lift of 13.6 ft (4.1 m). The fuel capacity is 76.1 gal (288 l), and the hydraulic system fluid capacity is 53 gal (201 l).