Technical Description
The JCB 457 ZX is a heavy-duty wheel loader engineered for high productivity and operator comfort in demanding industrial and construction environments. Powered by a 6-cylinder MTU 6R1000 diesel engine, it delivers 258 hp (192 kW) at 1600 rpm and 1150 Nm of torque, meeting Tier 4 Final/EPA and Stage IV emission standards. The loader features a Z-bar ZX linkage for high breakout force, rated at 38,667 lbs (17,539 kg), and a bucket capacity of 4.1 cu yds (3 m) heaped, with a 9.4 ft (3 m) bucket width. Its hydraulic system employs variable displacement pumps, providing 40.5 gal/min (151 l/min) flow and a relief valve setting of 3190 psi (220 bar), enabling rapid cycle times—dump in 1.2 sec, lower in 4.1 sec, and total cycle in 11.1 sec. The loader is equipped with a 4-speed ZF 4WG210 transmission, offering 4 forward and 3 reverse gears, with a maximum forward speed of 22.5 mph (35 kph). Operating weight is 43,594 lbs (19,774 kg), with a full-turn tipping load of 30,717 lbs (13,933 kg) and a payload capacity of 15,360 lbs (6,967 kg). The CommandPlus cab features advanced operator controls, ROPS/FOPS protection, and a pressurized, isolator-mounted design for reduced noise and dust. Additional specifications include a 79.3 gal (299 l) fuel capacity, 11.1 gal (42 l) DEF tank, and a tight turning radius of 21.6 ft (6 m), ensuring agility and efficiency across varied terrain.
