The JCB 446ZX is a mid-sized wheel loader engineered for versatile material handling and loading operations. Powered by a turbocharged Cummins 6CT 8.3C diesel engine, it delivers 193 gross horsepower and 665 foot-pounds of torque at 1,400 rpm, providing reliable performance across demanding jobsites. The machine features a 3.7 cubic yard heaped bucket capacity with a breakout force of 38,667 pounds, enabling efficient loading of aggregates, ore, and similar materials. Weighing 45,492 pounds in operating configuration, the 446ZX offers a balanced design with a 10.9-foot wheelbase and 8.9-foot width over tires. Its hydraulic system utilizes twin variable displacement piston pumps capable of 43.1 gallons per minute flow, achieving rapid cycle times: 5.8 seconds for raising, 1.2 seconds for dumping, and 4.1 seconds for lowering. Maximum lift height reaches 15 feet with dump clearance at maximum raise of 9.1 feet. The transmission features a smooth shift powershift design with four forward and three reverse gears, allowing maximum speeds of 23.3 mph forward and 15.2 mph reverse. Standard equipment includes an enclosed cab with 24-volt electrical system and 70-amp alternator supply. The loader operates on 23.5R25 HXA tires with a 21.6-foot turning radius, providing excellent maneuverability on confined jobsites. Static tipping load capacity is 23,003 pounds with the bucket and 17,624 pounds with forks, ensuring stability during loaded operations.