JOHN DEERE 624J Z-BAR WHEEL LOADER

Technical Description

The John Deere 624J Z-Bar Wheel Loader is a robust, 4-wheel drive articulating loader designed for demanding construction and material handling applications. Powered by a 6-cylinder, turbocharged charge air cooled John Deere 6068H engine, it delivers 198 hp (148 kW) at 1,800 rpm and 617 lb-ft of torque at 1,600 rpm, with a 55% torque rise for enhanced performance. The loader features a Z-bar linkage system, providing a 3.5 cu yd (2 m³) heaped bucket capacity, 8.5 ft (2 m) bucket width, and a dump clearance of 8.5 ft (2 m) at maximum raise. With a breakout force of 28,483 lbs (12,920 kg) and a static tipping weight of 30,143 lbs (13,673 kg), the 624J ensures strong digging and lifting capabilities. The hydraulic system includes a variable axial piston pump, delivering 60 gal/min (227 L/min) at a relief valve setting of 3,675 psi, with fast cycle times: 5.8 seconds to raise, 2.8 seconds to lower, and 1.7 seconds to dump. The loader’s dimensions include a length with bucket on ground of 24.9 ft (7 m), a height to the top of the cab of 11 ft (3 m), and a hinge pin maximum height of 13 ft (4 m). It features an automatic Powershift transmission with 4 forward and 3 reverse gears, offering a top speed of 24.6 mph (39 kph) forward and 16 mph (26 kph) reverse. The 624J is equipped with 20.5 R25 tires, a 24° rear axle oscillation, and a turning radius of 17 ft (5 m). Operating weight is 32,290 lbs (14,647 kg), with a 93 gal (352 L) fuel capacity and comprehensive fluid capacities for engine, transmission, axles, and hydraulics.