The John Deere 544J Powerllel wheel loader features a 6-cylinder, 6068H turbocharged charge air cooled diesel engine delivering 149 hp (111 kW) at 2200 rpm with a 38% torque rise. It has a heaped bucket capacity of 3 cubic yards (2 m³) with a breakout force of 18,968 lbs (8,604 kg) and a bucket width of 8.9 ft (2 m). The loader’s maximum hinge pin height reaches 12.7 ft (4 m), with a dump clearance of 8.8 ft (2 m) and a reach at max lift of 3.9 ft (1 m). The machine’s ground clearance is 1.5 ft (0 m), and the height to the top of the cab is 10.7 ft (3 m), while the length with bucket on the ground is 26 ft (8 m). The wheelbase measures 9.7 ft (3 m) and its turning radius is 16.3 ft (5 m). The hydraulic system employs a variable axial piston pump with a flow capacity of 50 gal/min (189 l/min) and a relief valve setting of 3650 psi. Standard cycle times include a raise time of 5.5 seconds, dump time of 1.4 seconds, and lower time of 2.5 seconds. Operating weight is approximately 29,648 lbs (13,448 kg) with tire size 20.5 R25, and rear axle oscillation capability of 24 degrees. The transmission is an automatic Powershift type with 4 forward and 3 reverse gears, enabling a max forward speed of 23.8 mph (37 kph) and max reverse speed of 15 mph (24 kph). Fuel capacity is 85 gallons (322 liters) with a 24 V electrical system and 80-amp alternator support. This robust loader is designed for versatile material handling with quick coupler and fork attachments enhancing operational flexibility.