2003-2007 CASE 121F WHEEL LOADER

Technical Description

The CASE 121F is a compact wheel loader equipped with a Tier 4 Final certified FPT F5H FL463 C F001 diesel engine delivering 60 hp (45 kW) net power and 261 Nm (193 lb-ft) torque at 1400 rpm. Its hydrostatic transmission and 4-wheel drive with open front and rear axles provide smooth power delivery and maneuverability. The loader features a Z-bar linkage enhancing breakout force of approximately 8,970 lbs (4,068 kg) and a heaped bucket capacity of 1.1 cubic yards (1 m³). At full lift, the hinge pin height is 10.5 ft (3 m) with a dump clearance of 3.4 ft (1 m), supporting efficient material handling. The machine’s dimensions include an overall length of 18.6 ft (5 m) with bucket on the ground, a wheelbase of 6.9 ft (2 m), width over tires of 5.8 ft (2 m), and a cab height of 8.1 ft (2 m). Ground clearance is 1.5 ft (0 m), and the angle of departure is 28°. Its operating weight is approximately 11,618 lbs (5,270 kg), with a fuel capacity of 22.8 gallons (83 liters). The hydraulics system includes a gear pump with a flow capacity of 17.7 gpm (64 l/min) at 3,626 psi pressure, controlled via a joystick with proportional loader control and hydraulic remote control. Features such as a 20-degree oscillating rear axle enhance operator comfort and load control, while an optional limited-slip differential ensures traction on rough terrain. The 121F offers operator amenities like a fully adjustable suspension seat, cab heater, and control lockout, promoting productivity and ease of use on construction sites.