1999-2010 HYUNDAI HL740-7A WHEEL LOADER

Technical Description

The Hyundai HL740-7A is a mid-size wheel loader equipped with a Cummins QSB6.7 six-cylinder diesel engine delivering a gross power of 138 hp (103 kW) and net power of 145 hp (108 kW) at 2100 rpm, with peak torque of 499 lb-ft at 1400 rpm. It features a bucket breakout force of 20,240 lbs (9,181 kg) and a heaped bucket capacity of 2.8 cubic yards (2 m³), suitable for diverse loading and earthmoving tasks. The loader's hydraulic system uses an open-centered pump with a flow capacity of 47.3 gal/min (178 l/min), enabling a dump time of 1.8 seconds, lower time of 2.8 seconds, and raise time of 5.6 seconds, optimizing cycle efficiency. Transmission is a 3-element, single-stage type with four forward and three reverse gears, supporting maximum speeds of 22.6 mph forward and 14.5 mph reverse. Dimensions include an operating length of 23.9 ft (7 m), a height to the top of the cab of 10.7 ft (3 m), ground clearance of 1.4 ft (0.4 m), and a wheelbase of 9.6 ft (3 m). It weighs approximately 25,463 lbs (11,550 kg) and runs on 20.5-25 L3 tires. Other features include a rear axle oscillation of 24°, a 24 V electrical system with a 70 A alternator, and fuel and hydraulic fluid capacities of 60.3 gal (227 l) and 43.6 gal (163 l), respectively. This robust, versatile machine is designed for construction, quarry, and mining operations demanding strong performance and durability.