Kubota L4400: all source data
All 84 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Kubota |
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| (no label) | Compact Utility tractor |
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Engine| (no label) | Kubota 2.2L 4-cyl diesel |
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Transmission| (no label) | hydrostatic |
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| (no label) | 8-speed constant mesh |
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Power| Engine (gross) | 45.3 hp | 33.8 kW |
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| Engine (net) | 43 hp | 32.1 kW |
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| PTO (claimed) | 37.5 hp | 28.0 kW |
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Mechanical| (no label) | Two- or four-wheel drive |
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| Differential lock | rear standard |
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| (no label) | Power steering |
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| (no label) | Wet disc brakes |
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| (no label) | Foldable two-post ROPS. Sunshade optional. |
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Capacity| Fuel | 11.3 gal | 42.8 L |
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| Gear Hydraulic system (Gear) | 10.6 gal | 40.1 L |
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| Hydro Hydraulic system (Hydro) | 11.9 gal | 45.0 L |
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Hydraulics| Type | open center |
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| Gear Capacity (Gear) | 10.6 gal | 40.1 L |
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| Hydro Capacity (Hydro) | 11.9 gal | 45.0 L |
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| Valves | 0 to 3 |
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| Pump flow | 8.4 gpm | 31.8 lpm |
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| Total flow | 13.5 gpm | 51.1 lpm |
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| Steering flow | 5.1 gpm | 19.3 lpm |
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Hitch| Rear Type | I |
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| Rear lift (at ends) | 2870 lbs | 1301 kg |
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| Rear lift (at 24"/610mm) | 2310 lbs | 1047 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 540 (1.375) |
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| Engine RPM | 540@2475 |
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Dimensions| 2WD Wheelbase (2WD) | 72.8 inches | 184 cm |
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| 4WD Wheelbase (4WD) | 72.6 inches | 184 cm |
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| Weight | 3153 to 3307 pounds |
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| Front tire | 7.5L-15 |
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| 2WD Rear tire (2WD) | 14.9-24 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 40 |
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| Battery CCA | 582 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Kubota |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 134.1 ci | 2.2 L |
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| Bore/Stroke | 3.425x3.638 inches | 87 x 92 mm |
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| Power (net) | 43 hp | 32.1 kW |
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| Power (gross) | 45.3 hp | 33.8 kW |
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| Rated RPM | 2600 |
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| Starter volts | 12 |
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| Oil capacity | 8 qts | 7.6 L |
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| Coolant capacity (Coolant) | 6.9 qts | 6.5 L |
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Transmission
Transmission options| (no label) | hydrostatic |
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| (no label) | 8-speed constant mesh |
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Transmission| Type | hydrostatic |
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| Gears | infinite forward and reverse (3-range) |
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| Oil capacity | 47.5 qts | 45.0 L |
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| (no label) | Originally only available with a gear transmission, the hydrostatic was made an option on the L4400 in 2006. |
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| Type | constant mesh |
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| Gears | 8 forward and 4 reverse |
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| Oil capacity | 42.4 qts | 40.1 L |
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| (no label) | Four gears (1-4) in two ranges (Low/High) and reverse (R). Mechanical shuttle shifting between forward-low and reverse. |
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Dimensions
Tires| 2WD Standard tires (ag) (2WD) | Front: 7.5L-15. Rear: 14.9-24 |
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| 4WD Standard tires (ag) (4WD) | Front: 8.3-16. Rear: 14.9-24 |
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| 2WD Optional tires (ag) (2WD) | Front: 6.00-16. Rear: 14.9-24 |
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| Ag front | 6.0-16 |
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| Ag rear | 14.9-24 |
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| Lawn/turf front | 27x8.50-15 |
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| Lawn/turf rear | 44x8.50-20 |
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| Industrial front | 10.0-16.5 |
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| Industrial rear | 17.5-24 |
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Dimensions| 2WD Wheelbase (2WD) | 72.8 inches | 184 cm |
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| 4WD Wheelbase (4WD) | 72.6 inches | 184 cm |
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| 2WD Length (2WD) | 112.6 inches | 286 cm |
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| 4WD Length (4WD) | 118.3 inches | 300 cm |
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| Width | 62.4 inches | 158 cm |
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| Height (ROPS) | 85.4 inches | 216 cm |
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| 2WD Clearance (front axle) (2WD) | 15.4 inches | 39 cm |
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| 4WD Clearance (front axle) (4WD) | 15.7 inches | 39 cm |
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| 2WD Front tread | 50.4 to 62.2 inches | 128 to 157 cm |
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| 4WD Front tread | 45.5 inches | 115 cm |
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| Rear tread | 46.5 to 60.8 inches | 118 to 154 cm |
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Weight| 2WD gear | 3301 lbs | 1497 kg |
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| 4WD gear | 3153 lbs | 1430 kg |
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| 4WD hydro | 3307 lbs | 1500 kg |
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