The Volvo BM 4200 is an articulated wheel loader equipped with a Perkins D 39 L 4-cylinder engine delivering a gross power of 70 hp (52 kW) and 67 hp (50 kW) net power at 2200 rpm, with peak torque at 1400 rpm. It features a bucket with a 1.1 cubic yard (1 m³) heaped capacity, a breakout force of 12,960 lbs (5,879 kg), and a bucket width of 6.6 ft (2 m). The loader offers a dump clearance of 9.2 ft (3 m) at maximum raise and a maximum hinge pin height of 11.8 ft (3 m). The wheelbase measures 9 ft (3 m), with an operating width over tires of 6.6 ft (2 m), and a ground clearance of 1.3 ft (0 m). Operating weight is approximately 12,600 lbs (5,715 kg). Its hydraulic system features a gear pump with a flow capacity of 27.3 gal/min (102 l/min), a relief valve setting of 1,420 psi, dump time of 1.7 seconds, lower time of 2.9 seconds, and raise time of 5.2 seconds. The transmission is a power shift type with 3 forward and 3 reverse gears, allowing speeds up to 18.7 mph (29 kph) in both directions. The loader includes a 24 V electrical system with a 45 A alternator and a rear axle oscillation of 22°. Tire size is 14.9-24/12, and the turning radius is 14 ft (4 m). Fuel capacity is 25.1 gallons (95 l), with other fluid capacities including 27.8 gallons (102 l) for hydraulics and 4.8 gallons (15 l) each for cooling system and transmission fluid, ensuring robust and reliable operation in various heavy-duty applications. The cab provides good visibility and operator comfort for efficient workload management.