| Manufacturer | Case |
| Price | 65,000(USD) |
| Model | 2590 |
| Equipment Type | Row-Crop Tractors |
| Factory | Racine, Wisconsin, USA |
NEBRASKA TRACTOR TEST 1303
| Description | Diesel 12-speed 2WD April 9 - 19, 1979 Link: Nebraska Tractor Test 1303 file PTO performance Drawbar performance Gear 2-I used for power test |
| Power at rated engine speed | 180.38hp / 134.5kW |
| Fuel use | 11.4gal/hour / 43.1l/hour |
| Max power | 153.24hp / 114.3kW |
J.I. CASE 2590 POWER
| Drawbar (claimed) | 159hp / 118.6kW |
| PTO (claimed) | 180hp / 134.2kW |
| Drawbar (tested) | 153.24hp / 114.3kW |
| PTO (tested) | 180.38hp / 134.5kW |
ENGINE DETAIL
The Case 2590 tractor features a robust 6-cylinder turbocharged diesel engine with a displacement of 8.3L, delivering significant torque for heavy-duty applications. Its compression ratio of 15.8:1 and a rated RPM of 2100 allow for efficient performance and power at lower speeds, enhancing fuel efficiency during operation. However, users should monitor the coolant capacity of 44 quarts, as overheating can affect engine longevity, particularly in heavy-load scenarios.
| Description | J.I. Case turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 504ci / 8.3L |
| Bore/Stroke | 4.625x5.00inches / 117x 127mm |
| Compression | 15.8:1 |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Coolant capacity | 44qts / 41.6L |
J.I. CASE 2590 ENGINE
The Case 2590 tractor features an 8.3L 6-cylinder diesel engine, providing a robust power output suitable for heavy-duty agricultural tasks. Its 85-gallon fuel tank enables extended operation with fewer refueling stops, beneficial for large-scale farming scenarios. However, consider the tractor's weight and maneuverability, as a larger fuel capacity can impact handling in tighter spaces.
| Description | J.I. Case 8.3L 6-cyl diesel |
| Fuel tank | 85gal / 321.7L |
TRANSMISSION
The Case 2590 tractor features a partial power shift transmission, providing 12 forward and 3 reverse gears, which enhances operational versatility and efficiency during various field tasks. The gear configuration allows for smooth transitions between speeds, minimizing power loss during shift changes, particularly important in demanding applications like tillage or harvesting. However, operators may need to acclimate to the partial power shift system to maximize productivity and avoid potential stalling in tighter gear scenarios.
| Type | partial power shift |
| Gears | 12 forward and 3 reverse |
SPEEDS
| Description | With 18.4-38 rear tires |
MECHANICAL
The Case 2590 tractor features a 4x2 2WD chassis, which provides good traction for general agricultural tasks but may struggle in muddy or uneven terrain compared to 4WD counterparts. Its mechanical rear differential lock enhances traction on challenging surfaces, while the power steering improves maneuverability, especially in tight spaces. The 12-speed partial power shift transmission allows for efficient speed and torque management, making it versatile for various field operations but may require operator skill for optimal performance.
| Chassis | 4x2 2WD |
| Differential lock | mechanical rear |
| Steering | power |
| Brakes | differential hydraulic wet disc |
| Cab | Silent Guardian cab standard with air-conditioning. Four-post ROPS available |
| Transmission | 12-speed partial power shift |
HYDRAULICS
| Type | closed center |
| Pressure | 2200psi / 151.7bar |
| Valves | 2 to 4 |
| Pump flow | 27gpm / 102.2lpm |
| Steering flow | 8 gpm /30.3 lpm |
| Steering press. | 2000psi / 137.9bar |
TRACTOR HITCH
| Rear Type | III |
| Rear lift | 8000lbs / 3628kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 (1.375) |
| Engine RPM | 1000@2100 |
J.I. CASE 2590 TIRES
The Case 2590 tractor features an agricultural front tire size of 11.00-16, which provides good maneuverability in tight spaces. Its rear tire options range from 24.5-32 to 20.8-42, allowing for versatile load handling and enhanced traction on diverse terrains. A potential challenge may include tire wear depending on load distribution, so selecting the appropriate rear tire size is crucial for optimal performance and stability on uneven surfaces.
| Ag front | 11.00-16 |
| Ag rear | 24.5-32/30.5-32/20.8-38/18.4-42/20.8-42 |
DIMENSIONS
| Wheelbase | 104inches / 264cm |
| Length | 183.25inches / 465cm |
| Height (cab) | 115.5inches / 293cm |
| Height (exhaust) | 117.5inches / 298cm |
| Rear axle | 3.875 by 120inches / 98by 3048mm |
J.I. CASE 2590 WEIGHT
| Shipping | 14875lbs / 6747kg |
| Operating | 15740lbs / 7139kg |
| Max capacity | 20500lbs / 9298kg |
DIMENSIONS & TIRES
The Case 2590 tractor features a robust wheelbase of 104 inches, providing stability for heavy-duty tasks while enhancing maneuverability in tight spaces. With a weight range of 14,875 to 15,740 pounds, it can effectively handle various implements and terrains, but may require additional counterweight in steep or uneven ground scenarios. The tire specifications (front: 11.00-16, rear: 18.4-38) suggest good traction and flotation, ideal for agricultural applications, although the rear tire size may limit compatibility with smaller equipment.
| Wheelbase | 104inches / 264cm |
| Weight | 14875 to 15740 pounds |
| Front tire | 11.00-16 |
| Rear tire | 18.4-38 |
J.I. CASE 90 LOADER
| Loader weight | 2161lbs / 980kg |
| Height (to pin) | 148.7inches / 377cm |
| Clearance, dumped bucket | 127.7inches / 324cm |
| Dump reach | 41.2inches / 104cm |
| Dump angle | 43° |
| Reach at ground | 88inches / 223cm |
| Rollback angle | 27° |
| Breakout force (at pin) | 5500lbs / 2494kg |
| Lift to full height (at pin) | 3370lbs / 1528kg |
| Bucket width | 83inches / 210cm |
2590 SERIAL NUMBERS
| Location | Data plate on instrument panel |
| 1978 | 8835443 |
| 1979 | 8840001 |
| 1980 | 9901001 |
| 1981 | 9910025 |
| 1982 | 9918830 |
| 1983 | 9924700 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| ROPS Charging amps | 61 |
| Cab Charging amps | 72 |
| Charging volts | 12 |