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Home / Farm Tractors / John Deere Tractors / JD 6400

John Deere 6400 Maintenance

The John Deere 6400 is a 4WD (4x4) farm tractor. This model was manufactured from 1992 to 1998. The JD 6400 tractor is powered by 276 cu.in (4.5 L) John Deere 4045TL four-cylinder turbocharged diesel engine with a rated power of 100 hp (74.6 kW) and 404 Nm (298 lb-ft) of peak torque at 1540 rpm.

The John Deere 6400 tractor is equipped with 4 types of transmission. Type 1: 12x4 SyncroPlus fully synchronized transmission. Type 2: 15x5 SyncroPlus fully synchronized transmission. Type 3: 16x16 PowrQuad partial power shift transmission. Type 4: 20x20 PowrQuad partial power shift transmission.

Max. forward speed - 18.7 mph (30.1 km/h), maximum reverse speed - 18.6 mph (29.9 km/h). The closed center pressure-flow compensating hydraulic system includes a variable displacement pump with fluid flow rate of 15.9 gal/min (60 l/min). The main relief pressure is 2900 psi (200 bar). The tractor is fitted with 13.6x28 front tires and 16.9x38 rear tires. The wheelbase is 94.5 in (2400 mm).

The JD 6400 tractor can be equipped with the following attachments: John Deere 620 loader with lift capacity to max height of 2707 lbs (1227 kg), and John Deere 640 SL loader with lift capacity to max height of 3243 lbs (1471 kg).

Refill Capacities
Engine oil capacity, gal (L) 3.2 (12.0)
Engine coolant capacity (with Cab), gal (L) 3.6 (13.5)
Engine coolant capacity (w/o Cab), gal (L) 2.9 (11.0)
Hydraulic system capacity (SyncroPlus transmission), gal (L) 13.7 (52.0)
Hydraulic system capacity (PowrQuad transmission), gal (L) 12.9 (49.0)
Front axle oil capacity, gal (L) 1.3 (5.0)

Recommended Oil and Fluid
Engine oil type Plus-50, Torq-Gard Supreme, SAE 10W-30, 15W-40, 5W-30. API Service category CE, CD
Engine coolant type Cool-Gard Premix Coolant
Hydraulic/Transmission fluid type Hy-Gard, Low Viscosity Hy-Gard, JDM J20C, J20D
Front axle oil type Extreme-Gard, GL-5 Gear Lubricant, SAE 80W-140 or 75W-90

Service Intervals
Check hydraulic/transmission fluid level Every 50 hours
Check front axle oil level Every 50 hours
Clean battery and check electrolyte level Every 250 hours
Lubricate axle hub bearings Every 250 hours
Change engine oil Every 250 hours
Replace engine oil filter Every 250 hours
Inspect and adjust alternator/fan belt Every 250 hours
Change engine fuel filter Every 500 hours
Lubricate rear axle bearings Every 500 hours
Replace hydraulic/transmission oil filter Every 750 hours
Replace hydraulic pump filter Every 750 hours
Replace front PTO filter Every 750 hours
Check and adjust engine idling Every 750 hours
Check and adjust valve clearance Every 750 hours
Change hydraulic/transmission fluid Every 1500 hours
Change front axle oil Every 1500 hours
Replace primary engine air filter Every 1500 hours
Replace secondary engine air filter Every 1500 hours
Replace cab air filters Every 1500 hours
Flush cooling system and add new coolant Every 1500 hours

Replacement Parts
Engine oil filter part number T19044
Engine fuel filter part number RE62419
Primary engine air filter part number AL78223
Secondary engine air filter part number AL78224
Cab recirculation air filter part number L101794
Cab filter element part number L101786
Cab fresh air filter part number AL177185, AL177184
Hydraulic/transmission oil filter part number AL156625
Hydraulic pump filter part number AL118036

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Farm Tractors Technical Specifications
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FORD 1320 FORD 2810 FORD 3930 FORD 5600
MF 250 MF 690 MF 3060 MF 6180
NH TC48DA NH M100 NH T7550 NH 8560
CASE IH 495 CASE IH 1255XL CASE IH 2140 CASE IH 2294