Technical Description
The John Deere 844K-III is a high-performance wheel loader engineered for demanding material handling and aggregate applications. Powered by a 13.5L John Deere PowerTech Tier 4 Final diesel engine, it delivers 380 hp (283 kW) at 1,600 rpm, with a peak torque of 1,331 lb-ft (1,804 Nm) and a 44% torque rise for robust performance under load. The loader features a Powershift transmission with five speeds and torque-converter lockup for efficient power delivery and fuel economy. Standard 875/65 R29 tires provide excellent traction and durability, while the open front and rear differentials offer reliable driveline performance. The service brake system is hydraulic actuated, wet multi-disc, and located on all wheels, with a wet disc parking brake for secure stopping. Ride control is standard, enhancing operator comfort and productivity. The loader’s hydraulic system uses an axial piston pump, delivering up to 144.8 gal/min (545 l/min) at 241.4 psi (241.32 bar), supporting fast cycle times and responsive loader operation. Bucket breakout force reaches 47,302 lbs (21,456 kg), with a rated bucket capacity of 6.3 cu yds (5 m) and a maximum capacity of 8 cu yds (6 m). The machine has a 141.1 gal (534 l) fuel tank, 48.7 gal (182 l) hydraulic tank, and an operating weight of 74,534 lbs (33,808 kg). Key dimensions include a hinge pin height of 15.2 ft (4.62 m), length with bucket on ground of 31.9 ft (9.72 m), and a turning circle of 50 ft (15.23 m). The 844K-III is equipped with advanced operator features, including joystick steering, a color LCD monitor, and a deluxe heated seat, ensuring comfort and control in all conditions.
