The Case IH Magnum 400 Rowtrac is an agricultural tractor certified under Official Test Report #2243. It is powered by a 400 hp (294 kW) F.P.T. Diesel engine with 531 cu in (8704 ml) displacement paired with a Synchronized Mechanical Transmission.
Compatibility depends on the engine output (400 hp (294 kW)) and structural class of the tractor. Based on these specifications, the Case IH Magnum 400 Rowtrac is optimally matched with:
Recommended Size: Super Duty Rotavator (2.2m - 2.5m+)
View Compatible Rotavators| Specification | Value |
|---|---|
| Manufacturer | F.P.T. Diesel |
| Cylinders | 6 |
| Displacement | 531 cu in (8704 ml) |
| Rated power | 400 hp (294 kW) |
| Rated RPM | 2200 RPM |
| Specification | Value |
|---|---|
| Type | Synchronized Mechanical Transmission |
| Specification | Value |
|---|---|
| Weight | 42,000 lb (19,051 kg) |
| Service Item / Fluid System | Recommended Specification & Capacity |
|---|---|
| Engine Oil Capacity | 28.4 L (7.5 US gal) |
| Recommended Engine Oil Grade | 15W-40 Heavy Duty Diesel (API CK-4 / CJ-4 specification) |
| Fuel Tank Capacity | 650 L (171.7 US gal) |
| Cooling System Capacity | 45.4 L (12.0 US gal) (50/50 Heavy Duty OAT Ethylene Glycol) |
| Transmission & Hydraulic Fluid | 160 L (42.3 US gal) — Case IH Hy-Tran Ultraction / Multi-G 134 UTTO |
| Engine Oil & Filter Service Interval | Every 250 – 500 operating hours (annual minimum) |
| Hydraulic & Transmission Filter Interval | Every 500 – 1,000 operating hours |
Regular preventive maintenance ensures peak engine efficiency, prevents hydraulic valve cavitation, and maximizes the service life of the Case IH Magnum 400 Rowtrac.
| Interval | Service System / Component | Required Action & OEM Specification |
|---|---|---|
| Daily / 10h | Engine & Cooling Check | Inspect engine oil dipstick level; inspect coolant recovery reservoir; clean radiator debris screen and air intake pre-cleaner. |
| 50 Hours | Break-In & Chassis Lubrication | Grease all 3-point hitch lift linkage, steering cylinder ball joints, and MFWD kingpin grease zerks using NLGI #2 Lithium EP grease. Re-torque wheel lug bolts. |
| 250 Hours | Engine Oil & Filter Service | Drain and replace engine crankcase oil (28.4 L (7.5 US gal)) using API CK-4 15W-40 heavy-duty diesel oil. Spin on new OEM full-flow engine oil filter. Inspect fan drive belt tension. |
| 500 Hours | Fuel Delivery & Filtration | Replace primary fuel filter/water separator element and secondary spin-on fuel filter. Drain water trap bowl. Inspect primary engine air cleaner filter element. |
| 500 Hours | Front Axle & Hubs (MFWD / 4WD) | Check oil level in front axle differential housing and both planetary final drive wheel hubs. Top off with 80W-90 GL-5 gear lubricant if required. |
| 1,000 Hours | Hydraulic & Transmission Filtration | Replace main transmission hydraulic pressure and return oil filters. Inspect hydraulic remote couplers (SCVs) for seal leakage. Inspect cabin fresh air and recirculation filters. |
| 1,000 Hours | Engine Valve Lash & Belts | Check and adjust intake/exhaust valve rocker clearance to factory specification. Inspect serpentine drive belt and automatic tensioner pulley bearing. |
| 2,000 Hours | Hydraulic Reservoir Drain & Refill | Complete drain and refill of transmission, differential, and hydraulic reservoir (160 L (42.3 US gal)) with fresh Case IH Hy-Tran Ultraction / Multi-G 134 UTTO. Clean suction screen magnet. |
| 2,000 Hours | Cooling System Flush & Refill | Drain, chemical flush, and refill closed cooling system (45.4 L (12.0 US gal)) with 50/50 prediluted Organic Acid Technology (OAT) long-life heavy-duty ethylene glycol coolant. |
Proper tire inflation and static weight distribution are critical for the Case IH Magnum 400 Rowtrac to convert engine flywheel horsepower into effective drawbar pull while eliminating power hop and limiting soil compaction.
Maximizes tire lug ground contact patch, flexes radial sidewalls, and targets an optimal 8% to 12% wheel slip for lowest fuel burn per acre.
Provides firm row tracking, reduces steering wander, and balances flotation over seedbeds with minimal rolling drag.
Reduces pavement rolling resistance, prevents tire shoulder overheating at transport speeds (25–31 mph / 40–50 km/h), and extends tread life.
Reinforces front steer tire sidewalls against bead unseating and excessive deflection under dynamic full-bucket loader loads.
Optimal tractor performance requires an overall operating weight ratio of 110 to 135 lbs per engine horsepower (50 to 61 kg/hp) for draft work. For the Case IH Magnum 400 Rowtrac (~400 HP), target total field ballast weight is approximately 48,000 lbs (21,760 kg). Static weight split recommendation: 40% to 45% Front / 55% to 60% Rear.
When inspecting a used Case IH Magnum 400 Rowtrac at a farm auction or equipment dealership, complete these 5 core mechanical evaluations to assess true machine condition before making an offer:
Start the engine cold; observe exhaust color. Remove oil filler cap at operating idle: minor heat vapor is normal, but visible rhythmic vapor pulsing or oil droplet spitting indicates worn piston rings or cylinder liner scoring.
Cycle through all forward and reverse gears under mild braking load. Listen for delayed forward/reverse shuttle clutch lockup, harsh pressure spikes, or transmission error warning lamps on the console.
Raise the 3-point lift arms with an implement or ballast attached, shut the engine off, and observe for downward settling (drift). Sinking faster than 1 inch per minute indicates internal cylinder seal or control valve spool bypass.
Jack up the front axle; pry each wheel vertically with a bar to test upper and lower kingpin swivel bearings. Check front wheel hub planetary seals for gear oil weeping onto inner wheel rims.
Access the instrument cluster onboard diagnostic mode to scroll through stored active and inactive fault codes. Measure battery alternator voltage at 1,500 RPM to verify proper 13.8V to 14.4V charging output.
When servicing or operating the Case IH Magnum 400 Rowtrac, technicians and equipment operators report these primary diagnostic symptoms, probable root causes, and recommended field remedies:
Air entrapped in fuel injection lines following filter replacement, sticking electric fuel shutoff solenoid, or contaminated primary water separator bowl.
Pump the manual primer until firm; open bleed screws on top of the fuel filter head until air-free fuel discharges. Test 12V key-on voltage at the injection pump shutoff solenoid.
Clutch modulation solenoid calibration drift, degraded transmission fluid viscosity, or low hydraulic charge pressure.
Run the onboard transmission electronic recalibration routine with hydraulic oil at operating temperature (50°C–60°C). Verify oil level and top off with Case IH Hy-Tran Ultraction / Multi-G 134 UTTO.
Restricted hydraulic suction screen, aerated oil from loose suction line manifold clamps, or worn variable-displacement pump.
Inspect and replace the spin-on hydraulic suction filter element. Check reservoir fluid level (160 L (42.3 US gal)). Inspect suction rubber elbows for cracking or air ingress.
Corroded main battery ground strap, loose serpentine alternator belt tension, or high resistance across cab multi-pin firewall harness connectors.
Clean battery terminals and chassis ground stud. Measure charging voltage across battery posts (must read 13.8V to 14.4V at 1,500 RPM). Check serpentine belt tension.
Chaff and seed head buildup in radiator core fins, slipping fan viscous drive clutch, or sticky engine thermostat.
Slide out and blow compressed air backward through the radiator and oil cooler cores. Inspect recovery bottle (45.4 L (12.0 US gal) capacity, 50/50 OAT mixture).
Official factory serial numbers and Vehicle Identification Numbers (VIN) designate the exact manufacturing year, assembly plant, and chassis revision for the Case IH Magnum 400 Rowtrac.
Stamped on the right side of the transmission housing, on the front axle bolster plate, or on the operator cab door frame pillar plate.
Manufactured during 2021 - Present.
Always cross-reference the stamped chassis number with the engine block casting numbers and the operator platform safety compliance plate to confirm matching original equipment.
| Source | Use |
|---|---|
| Nebraska Tractor Test Laboratory | Official Test Report #2243 |
The Case IH Magnum 400 Rowtrac is equipped with a F.P.T. Diesel 531 cu in (8704 ml) Engine, featuring 6 cylinders and a displacement of 531 cu in (8704 ml).
The Case IH Magnum 400 Rowtrac has a certified rated engine power of 400 hp (294 kW) and delivers Certified PTO rating directly to the PTO shaft under laboratory dynamometer testing.
The Case IH Magnum 400 Rowtrac has an engine oil capacity of approximately 28.4 L (7.5 US gal). Premium 15W-40 Heavy Duty Diesel Oil (API CK-4 / CJ-4 specification) is recommended for year-round agricultural operation.
On the Case IH Magnum 400 Rowtrac, the factory serial number is Stamped on the right side of the transmission housing, on the front axle bolster plate, or on the operator cab door frame pillar plate.
The Case IH Magnum 400 Rowtrac utilizes a Synchronized Mechanical Transmission transmission configured with Multi-speed gearing.
The certified unladen operating weight of the Case IH Magnum 400 Rowtrac is 42,000 lb (19,051 kg), which can be further ballasted for heavy tillage traction.
The official Nebraska Tractor Test Laboratory testing certification number for the Case IH Magnum 400 Rowtrac is #2243.
The Case IH Magnum 400 Rowtrac features a 2WD / 4WD drivetrain engineered for agricultural field and chore work.
The Case IH Magnum 400 Rowtrac is built on a heavy-duty chassis, providing high stability under heavy front loader and draft loads.
The Case IH Magnum 400 Rowtrac provides standard 540 / 1000 RPM PTO operation to power rotary cutters, balers, and tillers.
The Case IH Magnum 400 Rowtrac is equipped with a hydraulic system delivering Standard hydraulic pump output for remote auxiliary valves and implement control.
The rear three-point hitch on the Case IH Magnum 400 Rowtrac is rated for Category standard 3-point linkage to lift heavy mounted implements.
The Case IH Magnum 400 Rowtrac was produced during the 2021 - Present model years.
OEM parts, replacement filters, and workshop repair service manuals for the Case IH Magnum 400 Rowtrac can be found through our integrated parts lookup section.
Common maintenance focus areas for the Case IH Magnum 400 Rowtrac include bleeding the primary fuel filter to prevent injection pump airlocks, maintaining correct transmission hydraulic fluid (Case IH Hy-Tran Ultraction / Multi-G 134 UTTO) to ensure smooth PowerShift and shuttle clutch calibration, and regular greasing of MFWD steering kingpins.
Compare technical specifications and engine benchmarks with competitor models in the same horsepower class.
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