2010-2013 JOHN DEERE 544J Z-BAR WHEEL LOADER

Technical Description

The John Deere 544J Z-Bar is a mid-size wheel loader engineered for versatile construction and material handling applications. Powered by a John Deere PowerTech 6068H turbocharged diesel engine displacing 414 cubic inches, it delivers 167 horsepower at 1,900 rpm with a robust torque rise of 38%, generating maximum torque at 1,600 rpm. The machine features a 3 cubic yard bucket with a breakout force of 22,672 pounds and an 8.9-foot width, providing substantial loading capacity. The hydraulic system employs a variable axial piston pump with 50 gallons per minute flow capacity and 3,650 psi relief valve setting, enabling cycle times of 1.4 seconds for dumping, 5.5 seconds for raising, and 2.5 seconds for lowering. Operating at a weight of 28,332 pounds with a static tipping load of 25,374 pounds, the loader maintains excellent maneuverability with a turning radius of 16.3 feet and rear axle oscillation of 24 degrees. The automatic Powershift transmission offers four forward and three reverse gears, delivering maximum forward speed of 23.8 mph and reverse speed of 15 mph. With a 9.7-foot wheelbase and maximum dump clearance of 9.2 feet at full raise, combined with a reach of 3.3 feet at maximum lift and dump, the 544J Z-Bar excels in loading and material placement tasks. The 85-gallon fuel capacity and comprehensive hydraulic system capacity of 26 gallons support extended operational cycles on demanding jobsites.