2015 - 2019 JOHN DEERE 744J Z-BAR WHEEL LOADER

Technical Description

The John Deere 744J Z-Bar Wheel Loader is a robust heavy equipment machine designed for efficient material handling and construction tasks. Powered by a turbocharged charge air-cooled John Deere 6125H engine delivering 266 hp (198 kW) at 2,000 rpm and 970 lb-ft torque at 1,100 rpm with a 40% torque rise, it ensures strong performance under load. The machine features an automatic powershift transmission with 4 forward and 3 reverse gears, providing a maximum forward speed of 24.5 mph (39 kph). This model is equipped with a 5.3 cubic yard heaped (4 m³) capacity bucket that has a breakout force of 44,526 lbs (20,197 kg), facilitating heavy-duty digging and loading tasks. The bucket width is 10 ft (3 m), and it can reach a dump clearance height of 10.1 ft (3 m) with a maximum hinge pin height of 14.1 ft (4 m). The loader has a lift time of 6.5 seconds, dump time of 1.5 seconds, and lower time of 3 seconds, optimized by a variable axial piston pump with a flow capacity of 104 gallons per minute and a system relief valve set at 3,200 psi. Dimensionally, the 744J Z-Bar measures 28 ft (9 m) in length with the bucket on the ground, 9.7 ft (3 m) wide over tires, 11.6 ft (3 m) tall to the cab, and has a wheelbase of 11.2 ft (3 m). It offers a ground clearance of 1.5 ft (0.46 m) and a turning radius of 20.2 ft (6 m). Operating weight is approximately 51,467 lbs (23,345 kg), with a fuel capacity of 122 gallons (462 liters) and a 24-volt electrical system supported by an 80-amp alternator. The machine runs on 26.5 R25 tires and supports rear axle oscillation of 26 degrees, enhancing terrain adaptability. It is engineered for durability, productivity, and operator comfort in demanding environments.