Technical Description
The JCB 427 HT HL is a robust wheel loader engineered for demanding construction and agricultural applications. Powered by a Cummins QSB 6.7-liter, 6-cylinder, turbocharged engine, it delivers 179 hp (133 kW) gross power and 146 hp (109 kW) net power, meeting EU Stage IV and US EPA Tier 4F emissions standards. The engine features a cyclonic pre-filter air cleaner and a hydraulically driven cooling fan for reliable performance. The loader is equipped with a 4-speed non-lock-up converter transmission, offering four forward and three reverse gears, with a maximum forward speed of 24 mph (39 km/h) and reverse speed of 15.4 mph (24 km/h). Hydraulic system specifications include a variable displacement pump with a flow capacity of 33.3 gal/min (125 l/min), a relief valve setting of 3190 psi (250 bar), and cycle times of 5.1 seconds for raising, 3.3 seconds for lowering, and 1.5 seconds for dumping. The loader has a breakout force of 31,023.7 lbs (14,072 kg), a heaped bucket capacity of 2.4 cu yds (2 m³), and a struck capacity of 2.1 cu yds (2 m³), with a bucket width of 8.4 ft (2 m). Key dimensions include a hinge pin max height of 14.2 ft (4 m), dump clearance at max raise of 10.7 ft (3 m), and a turning radius of 19.8 ft (6 m). The operating weight is 29,938.8 lbs (13,580 kg), with a full turn tipping load of 17,610.6 lbs (7,988 kg) and a payload of 8,805.3 lbs (3,994 kg). The machine features a 24V electrical system, 120A alternator, and a 10.6 gal (38 l) DEF tank.