CaseIH 7120
The CaseIH 7120 is a tractor produced by Caseih. It is equipped with a 504.5 ci 8.3 L engine. The listed engine power is 151.62 hp 113.1 kW. Transmission: 18 forward and 4 reverse. Drive type: 4x2 2WD. Operating weight: 15920 to 17220 pounds.
Engine Power
151.62 hp
113.1 kW
Drive & Traction
4x2 2WD
Fuel & Capacities
78 gal
295.2 L
Transmission
18 forward and 4 reverse
Operating Weight
15920 to 17220 pounds
Overview
 | 1987 - 1993
Magnum SeriesRow-Crop tractor
Magnum Series
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | CaseIH |
Row-Crop tractor | |
Built in Racine, Wisconsin, USA | |
Original price | $76,000 (1993) |
CaseIH 7120 Engine | |
|---|---|
CDC 8.3L 6-cyl diesel | |
Engine details ...  |
CaseIH 7120 Power | |
|---|---|
PTO (claimed) | 150 hp
111.9 kW |
Drawbar (tested) | 135.55 hp
101.1 kW |
PTO (tested) | 155.38 hp
115.9 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Drive | 4x2 2WD |
4x4 MFWD 4WD optional | |
Steering | hydrostatic power |
Differential hydraulic wet disc brakes | |
Silent Guardian II Cab standard with air-conditioning. Optional radio/tape deck. | |
Capacity | |
|---|---|
Fuel | 78 gal
295.2 L |
95 gal (optional)
359.6 L | |
Hydraulic system | 50.5 gal
191.1 L |
Hydraulics | |
|---|---|
Type | closed center pressure flow compensated (PFC) |
Capacity | 50.5 gal
191.1 L |
Pressure | 2600 psi
179.3 bar |
Valves | 2 to 4 |
Pump flow | 22 gpm
83.3 lpm |
Total flow | 29 gpm
109.8 lpm |
Tractor hitch | |
|---|---|
Rear Type | III/IIIN |
Control | electronic lower link |
Rear lift (at 24"/610mm) | 8,300 lbs
3764 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | wet disc |
Rear PTO Type | 1000 (1.375) |
540/1000 (1.375) | |
Engine RPM | 1000@2200 |
Dimensions & Tires | |
|---|---|
Wheelbase | 118.3 inches
300 cm |
Weight | 15920 to 17220 pounds |
Front tire | 11.00-16 |
Rear tire | 18.4R38 (2WD) |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 110 |
Batteries | 2 |
Battery CCA | 950 |
Battery volts | 12 |
References | |
|---|---|
 | |
Magnum published in 1987, by CaseIH | |
Magnum Serie 7100 published in 1990, by CaseIH |
Engine
Engine Detail — 504.5 ci / 8.3 L Diesel
Manufacturer | CDC |
Configuration | turbocharged diesel, 6-cylinder 12-valve, liquid-cooled vertical inline |
Displacement | 504.5 ci
8.3 L |
Bore/Stroke | 4.488x5.315 inches
114 x 135 mm |
Cooling system | viscous fan |
Air cleaner | dual paper elements |
Pre-heating | ether starting aid |
block heater (optional) | |
oil pan heater (optional) | |
Compression | 17.3:1 |
Rated RPM | 2200 |
Starter volts | 12 |
Oil capacity | 21 qts
19.9 L |
Oil change | 250 h |
Coolant capacity | 30 qts
28.4 L |
CaseIH 7120 Engine | |
|---|---|
 |
Transmission
Transmission options | |
|---|---|
18-speed full power shift | |
24-speed powershift with creeper |
Transmission — 18 forward and 2 reverse full power shift
Manufacturer | CaseIH |
Type | full power shift |
Gears | 18 forward and 2 reverse |
Clutch | hydraulic wet disc |
Full-range power shift transmission operated with a single right-hand control lever. | |
With 18.4x38 rear tires. | |
 | |
Transmission — 24 forward and 3 reverse powershift with creeper
Manufacturer | CaseIH |
Type | powershift with creeper |
Gears | 24 forward and 3 reverse |
Clutch | hydraulic wet disc |
The optional creeper range adds an additional six forward gears and one reverse to the Magnum power shift transmission. | |
With 18.4x38 rear tires. | |
 | |
Transmission — 18 forward and 4 reverse full power shift
Manufacturer | CaseIH |
Type | full power shift |
Gears | 18 forward and 4 reverse |
Clutch | hydraulic wet disc |
Starting with the 1990 model year an additional two reverse gears were added to the Magnum power shift transmission. | |
Dimensions
CaseIH 7120 Tires | |
|---|---|
Standard tires (ag) | Front: 11.00-16. Rear: 18.4R38 (2WD) |
Front: 13.6R28. Rear: 18.4R38 (4WD) | |
Dimensions | |
|---|---|
Wheelbase | 118.3 inches
300 cm |
Length | 191 inches (2WD)
485 cm |
197.7 inches (4WD)
502 cm | |
Height (cab) | 118.2 inches (2WD)
300 cm |
117.4 inches (4WD)
298 cm | |
Clearance (front axle) | 22.4 inches (2WD)
56 cm |
16.6 inches (4WD)
42 cm | |
Clearance (drawbar) | 14.7 inches
37 cm |
Rear axle | 4 by 112 inches
101 by 2844 mm |
Rear axle | 4 by 96 inches
101 by 2438 mm |
Front tread | 60 to 86 inches
152 to 218 cm (2WD) |
Front tread | 60 to 95 inches
152 to 241 cm (4WD) |
Rear tread | 60 to 125 inches
152 to 317 cm |
Rear tread | 60 to 109 inches
152 to 276 cm |
CaseIH 7120 Weight | |
|---|---|
Shipping | 15,920 lbs (2WD)
7221 kg |
17,220 lbs (4WD)
7810 kg | |
Operating | 16,605 lbs (4WD)
7532 kg |
Ballasted | 19,565 lbs
8874 kg |
Tests
OCED Tractor Test 1610 | |
|---|---|
Diesel 18-speed 4WD
May 1 - July 1, 1988
Link: OCED Tractor Test 1610 file | |
PTO performance | |
Max power | 155.38 hp
115.9 kW |
Fuel use | 8.5 gal/hour
32.2 l/hour |
Power at rated engine speed | 151.62 hp
113.1 kW |
Fuel use | 9.0 gal/hour
34.1 l/hour |
Drawbar performance | |
Max power | 135.55 hp
101.1 kW |
Fuel use | 8.5 gal/hour
32.2 l/hour |
Gear 9 used for power test. | |
Max pull | 19,538 lbs
8862 kg |
Gear 5 used for pull test. | |
Photos
CaseIH 7120
CaseIH 7120
CaseIH 7120
CaseIH 7120
CaseIH 7120
CaseIH 7120
CaseIH 7120
CaseIH 7120
Recommended Implements & Sizing Guide
Engineering recommendations for Caseih 7120 based on its 151.62 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 5 to 7 Bottom (18")5 - 7 铧 (45 cm) | Commercial / Field Scale | Large acreage tillage; requires front ballast weights. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Caseih 7120.
Estimated Continuous Field Runtime: 9.9 hrs
Approximately 9.9 hours of continuous field operation at ~75% rated power on a full tank (78 gal / 295.3 L).
Estimated 75% Load Fuel Burn~7.9 gal/hr (29.8 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Caseih 7120 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Caseih 7120.
Converted Equivalents:
Horsepower (HP)151.6 hp
Kilowatts (kW)113.1 kW
Metric Horsepower (PS / CV)153.7 PS
Direct Competitor Comparison
Compare CaseIH 7120 against same-era industry alternatives in the same horsepower class.
Current Model
Caseih
CaseIH 7120
Engine Power:151.62 hp
113.1 kW
★ Baseline Reference
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