Kubota B40
The Kubota B40 is a tractor produced by Kubota. It is equipped with a 52.2 ci 0.9 L engine. The listed engine power is Diesel (listed): 14 hp / 10.4 kW. Transmission: 6 forward and 2 reverse. Operating weight: 1213 lbs 550 kg.
Engine Power
Diesel (listed): 14 hp / 10.4 kW
Fuel & Capacities
4.5 gal
17.0 L
Transmission
6 forward and 2 reverse
Operating Weight
1213 lbs
550 kg
Overview
 | 1988 - 1992
Sub-Compact Utility tractor |
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Production | |
|---|---|
Manufacturer | Kubota |
Sub-Compact Utility tractor | |
Kubota B40 Engine | |
|---|---|
Kubota 0.9L 3-cyl diesel | |
Fuel tank | 4.5 gal
17.0 L |
Engine details ...  | |
Kubota B40 Transmission | |
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6-speed gear | |
Transmission details ...  |
Kubota B40 Power | |
|---|---|
Engine | 14 hp
10.4 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Open operator station. |
Tractor hitch | |
|---|---|
Rear Type | JIS0 |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 (1.375) |
Engine RPM | 447@2600 |
814@2600 | |
1228@2600 | |
Dimensions & Tires | |
|---|---|
Wheelbase | 49 inches
124 cm |
Weight | 1213 lbs
550 kg |
Front tire | 5.00-12 |
Rear tire | 8-16 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
References | |
|---|---|
 | |
B-40 (67148-6291-3) |
Engine
Engine Detail — 52.2 ci / 0.9 L Diesel
Manufacturer | Kubota D850 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 52.2 ci
0.9 L |
Bore/Stroke | 2.83x2.76 inches
72 x 70 mm |
Power | 14 hp
10.4 kW |
Rated RPM | 2600 |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — 6 forward and 2 reverse gear
Type | gear |
Gears | 6 forward and 2 reverse |
 | |
Dimensions
Kubota B40 Tires | |
|---|---|
Standard tires (ag) | Front: 5.00-12. Rear: 8-16 |
Dimensions | |
|---|---|
Wheelbase | 49 inches
124 cm |
Length | 84.7 inches
215 cm |
Width | 41.5 inches
105 cm |
Height | 49 inches
124 cm |
Weight | 1213 lbs
550 kg |
Ground clearance | 9.3 inches
23 cm |
Front tread | 30.3 inches
76 cm |
Rear tread | 31.9/35.4 inches
81/89 cm |
Photos
Kubota B40
Kubota B40
Kubota B40
Kubota B-40 operator station and controls.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Kubota B40.
Estimated Continuous Field Runtime: 6.2 hrs
Approximately 6.2 hours of continuous field operation at ~75% rated power on a full tank (4.5 gal / 17 L).
Estimated 75% Load Fuel Burn~0.7 gal/hr (2.8 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Kubota B40 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Kubota B40.
Converted Equivalents:
Horsepower (HP)14 hp
Kilowatts (kW)10.4 kW
Metric Horsepower (PS / CV)14.2 PS
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