The CaseIH 7120 is a 2WD or 4WD row-crop tractor from the Magnum series. This tractor was manufactured by CaseIH in Racine, Wisconsin, USA from 1987 to 1993. The CaseIH 7120 is equipped with a 8.3 L (504.5 cu·in) six-cylinder diesel engine and one of three transmissions: a full power shift transmission with 18 forward and 2 reverse gears, a powershift transmission with creeper and 24 forward and 3 reverse gears or a full power shift transmission with 18 forward and 4 reverse gears.
The CaseIH 7120 row-crop tractor used the CDC engine. It is a 8.3 L, 8,267 cm2, (504.5 cu·in) six-cylinder turbocharged diesel engine with 114.0 mm (4.49 in) of the cylinder bore and 135.0 mm (5.31 in) of the piston stroke. The compression ratio rating is 17.3:1. This engine produced 152.2 PS (111.9 kW; 150.0 HP) at 2,200 rpm of PTO output power.
The Case-IH 7120 Magnum is equipped with hydrostatic power steering, differential hydraulic wet disc brakes, Silent Guardian II Cab with air-conditioning (standard), and 295.2 liters (78 US gal.; 64.9 Imp. gal) fuel tank.
CaseIH 7120 Specifications
| General Specifications | |
| Model | CaseIH 7120 |
| Length | 2WD: 4,850 mm (190.9 in) 4WD: 5,020 mm (197.6 in) |
| Width | – |
| Height (cab) | 2WD: 3,000 mm (118.1 in) 4WD: 2,980 mm (117.3 in) |
| Wheel base | 3,000 mm (118.1 in) |
| Ground clearance | 2WD: 560 mm (22 in) 4WD: 420 mm (16.5 in) |
| Weight (shipping) | 2WD: 7,220 kg (15,917 lbs) 4WD: 7,810 kg (17,218 lbs) |
| Fuel tank capacity | 295.2 liters (78 US gal.; 64.9 Imp. gal) Optional: 359.6 liters (95 US gal, 79.1 Imp. gal) |
| Battery | Two 12V, CCA 950A |
| Cabin type | Silent Guardian II Cab with air-conditioning (standard) |
| Engine | |
| Engine model | CDC |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 6 |
| Fuel type | Diesel |
| Displacement | 8.3 L, 8,267 cm2, (504.5 cu·in) |
| Bore and stroke | 114.0 mm X 135.0 mm (4.49 in X 5.31 in) |
| Compression ratio | 17.3:1 |
| Horsepower | 152.2 PS (111.9 kW; 150.1 HP) at 2,200 rpm |
| Starter | Electric |
| Oil capacity: | 19.9 L (21 US. qt, 17.5 Imp. qt.) |
| Coolant capacity: | 28.4 L (30 US. qt, 25 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD |
| Steering type | Hydrostatic power |
| Brakes | Differential hydraulic wet disc |
| Transmission model | CaseIH |
| Transmission type | Full power shift with hydraulic wet disc clutch |
| Gears | 18 forward and 2 reverse |
| Speed | Forward: 29.4 kmh (18.3 mph) Reverse: 4.7 (2.9 mph) |
| Transmission model | CaseIH |
| Transmission type | Powershift with creeper and hydraulic wet disc clutch |
| Gears | 24 forward and 3 reverse |
| Transmission model | CaseIH |
| Transmission type | Full power shift with hydraulic wet disc clutch |
| Gears | 18 forward and 4 reverse |
| Tires | |
| Front tires | Ag: 11.00-16 (2WD), 13.6R28 (4WD) |
| Rear tires | Ag: 18.4R38 |
| Three-Point Hitch | |
| Category | III/IIIN |
| Control type | Electronic lower link |
| Lift capacity (at 610 mm/24 in) | 3,490 kg (7,695 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Independent with wet disc clutch |
| Rear PTO speed | 1000 or 540/1000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed center pressure flow compensated (PFC) |
| Hydraulic capacity | 191.1 L (50.5 US. gal, 42 Imp. gal.) |
| Pressure | 2600 psi (179.3 bar) |
| Valves | 2 to 4 |
| Pump flow | 22.0 gpm (83.3 lpm) |
| Total flow | 29.0 gpm (109.8 lpm) |
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