JCB 427 ZX WHEEL LOADER

Technical Description

The JCB 427 ZX is a mid-size wheel loader powered by a Cummins QSB 6.7-liter turbocharged engine delivering 179 gross horsepower and 841 Nm of torque at 1,500 rpm. Equipped with a variable displacement hydraulic pump circulating 264 liters per minute, it achieves impressive cycle times with a 5.1-second raise, 1.5-second dump, and 3.3-second lower cycle. The loader features a 2.7 cubic yard bucket capacity with a breakout force of 30,349 pounds and a full-turn tipping load of 19,560 pounds. Its dimensions include an overall length of 23.2 feet with bucket on ground, a width of 8.2 feet over tires, and a maximum hinge pin height of 12.9 feet, providing excellent reach and dump clearance. The machine operates on a 4-speed powershift transmission with a maximum forward speed of 24 mph and features articulation of ±40 degrees with a 19.5-foot turning radius. The operating weight is approximately 13,654 kilograms with a maximum payload of 9,780 pounds. Advanced features include EU Stage IV/US EPA Tier 4F emissions compliance using selective catalytic reduction, a hydraulically driven cooling fan, and progressive clutch cut-off technology for efficient loader control. The machine incorporates heavy-duty structural components with finite element analysis and extensive rig testing, ensuring durability in demanding applications.