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Kubota L3750 Tractor

The Kubota L3750 L-series compact utility tractor was manufactured from 1984 to 1990. The tractor was designed in 2 versions: L3750F (2WD) and L3750DT (4WD).

The Kubota L3750 powerline system components: Kubota F2302-DI 5-cylinder direct injection water-cooled naturally aspirated diesel engine and partially synchronized transmission with 8 forward and 8 reverse gears. A 141.9 cubic inches (2.3L) engine has a cylinder bore of 3.35" (85 mm), piston stroke of 3.23" (82 mm), and rated power of 45 hp (33.6 kW).

The maximum travel speed (forward/reverse): 14.2 mph (22.8 km/h). The open center hydraulic system used a gear pump with rated capacity of 8.7 gal/min(32.9 l/min). The hydraulic system pressure is 172.5 bar (2500 psi). The 2-wheel drive models are equipped with 6.50x16 front tyres and 13.6x28 rear tyres. The 9.50x16 front tyres and 13.6x28 rear tyres fit 4-wheel drive tractors. The wheelbase is 76.4" (1940 mm).

Compatible attachments for the Kubota L3750 tractor: Kubota BF900 loader with lift capacity to full height of 1985 lbs (900 kg), and Kubota L4540 backhoe with maximum digging depth of 123" (3120 mm) and bucket digging force of 3980 lbs (1805 kg).

Engine Model Kubota F2302-DI
Engine Type Vertical, 4-cycle, five-cylinder diesel
Number of Cylinders 5
Displacement, cu in (L) 141.9 (2.30)
Engine Bore, in (mm) 3.35 (85.0)
Engine Stroke, in (mm) 3.23 (82.0)
Aspiration Naturally aspirated
Rated Engine Power, hp (kW) 45.0 (33.6)
Rated Engine Speed, rpm 2500
Firing Order 1-3-5-4-2
Air cleaner Dual dry element
Valve Clearance (Cold), in (mm) 0.008 (0.20)
Piston Ring End Gap, in (mm) 0.024 (0.61)
Crankshaft End Play, in (mm) 0.012 (0.30)
Fuel Tank Capacity, gal (L) 15.3 (58.0)
Oil Capacity, qts (L) 12.0 (11.4)
Coolant Capacity, qts (L) 8.0 (7.6)
Electrical System Rating, Volts 12

Power Take-Off
PTO Operational Type Live
PTO Horsepower, hp (kW) 37.0 (27.6)
PTO Clutch Dry disc
PTO Speed, rpm 540/750
PTO / Engine Speed, rpm 540/2243

Transmission Type Partially synchronized
Gearbox Type 8F/8R
Number of Forward Gears 8
Number of Reverse Gears 8
Clutch Type Dual dry plates
Oil Capacity, qts (L) 42.4 (40.1)
Maximum Forward Speed, mph (kph) 14.2 (22.8)
Maximum Reverse Speed, mph (kph) 14.2 (22.8)

Wheels and Tires
Drive Wheels 2WD/4WD
Steering Configuration Front steer
Steering System Power assist
Brakes Type Mechanical wet disc
Front Tire Size (2WD) 6.50x16
Rear Tire Size (2WD) 13.6x28
Front Tire Size (4WD) 9.50x16
Rear Tire Size (4WD) 13.6x28
Front Track Width (2WD), in (mm) 48-72 (1210-1820)
Front Track Width (4WD), in (mm) 52 (1320)
Rear Track Width, in (mm) 52-76 (1320-1930)

Hydraulic System
Hydraulic System Type Open center
Implement Pump Flow, gpm (Lpm) 8.7 (32.9)
Hydraulic Fluid Capacity, gal (L) 10.6 (40.1)
Hydraulic Pressure, Bar (psi) 172.5 (2500)
Number of Standard Remote Valves 0/2
3-Point Hitch Category 1
Standard Lift Capacity 24" (600mm) behind pin, lb (kg) 2650 (1200)
Standard Lift Capacity at lift pin, lb (kg) 3525 (1600)

Dimensions and Weight
Wheelbase, in (mm) 76.4 (1940)
Length, in (mm) 128.5 (3260)
Height (Steering Wheel), in (mm) 60.2 (1520)
Overall Width, in (mm) 65.8 (1670)
Ground Clearance, in (mm) 12.0 (305)
Turning Radius, in (mm) 134 (3400)
Weight (2WD), lb (kg) 3650 (1655)
Weight (4WD), lb (kg) 3915 (1775)



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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