Kubota BX1850
The Kubota BX1850 is a tractor produced by Kubota. It is equipped with a 43.9 ci 0.7 L engine. The listed engine power is Diesel (listed): 18 hp / 13.4 kW. Transmission: hydrostatic. Operating weight: 1,255 lbs 569 kg.
Engine Power
Diesel (listed): 18 hp / 13.4 kW
Fuel & Capacities
6.6 gal
25.0 L
Transmission
hydrostatic
Operating Weight
1,255 lbs
569 kg
Overview
 | 2006 - 2008
BX50 SeriesCompact Utility tractor
BX50 Series
Compact Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Kubota |
Compact Utility tractor | |
Original price | $8,257 (2009) |
Kubota BX1850 Engine | |
|---|---|
Kubota 0.7L 3-cyl diesel | |
Engine details ...  |
Kubota BX1850 Power | |
|---|---|
Engine | 18 hp
13.4 kW |
PTO (claimed) | 13.7 hp
10.2 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Steering | hydrostatic power |
Wet disc brakes | |
ROPS. Optional canopy. | |
Capacity | |
|---|---|
Fuel | 6.6 gal
25.0 L |
Hydraulic system | 3.1 gal
11.7 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 3.1 gal
11.7 L |
Total flow | 6.3 gpm
23.8 lpm |
Tractor hitch | |
|---|---|
Rear Type | I |
Rear lift (at ends) | 992 lbs
449 kg |
Rear lift (at 24"/610mm) | 670 lbs
303 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540 |
Mid PTO | independent |
Mid PTO Type | 2500 |
Dimensions & Tires | |
|---|---|
Wheelbase | 52.8 inches
134 cm |
Weight | 1,255 lbs
569 kg |
Front tire | 16x7.5-8 |
Rear tire | 24x12-12 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 40 |
Battery CCA | 435 |
Battery volts | 12 |
Engine
Engine Detail — 43.9 ci / 0.7 L Diesel
Manufacturer | Kubota D722 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 43.9 ci
0.7 L |
Bore/Stroke | 2.64x2.68 inches
67 x 68 mm |
Power | 18 hp
13.4 kW |
Air cleaner | dual paper elements |
Rated RPM | 3200 |
Starter volts | 12 |
Oil capacity | 3.06 qts
2.9 L |
Coolant capacity | 3.06 qts
2.9 L |
Transmission
Transmission — hydrostatic
Transmission | hydrostatic |
Gears | infinite forward and reverse (2-range) |
Oil capacity | 12.4 qts
11.7 L |
 | |
Dimensions
Kubota BX1850 Tires | |
|---|---|
Ag front | 16x7.5-8 |
Ag rear | 24x12-12 |
Lawn/turf front | 16x7.2-8 |
Lawn/turf rear | 24x12-12 |
Dimensions | |
|---|---|
Wheelbase | 52.8 inches
134 cm |
Length | 92.1 inches
233 cm |
Width | 44.5 inches
113 cm |
Height | 69.4 inches
176 cm |
Weight | 1,255 lbs
569 kg |
Ground clearance | 9 inches
22 cm |
Photos
Kubota BX1850
Recommended Implements & Sizing Guide
Engineering recommendations for Kubota BX1850 based on its 18 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Kubota BX1850.
Estimated Continuous Field Runtime: 7.1 hrs
Approximately 7.1 hours of continuous field operation at ~75% rated power on a full tank (6.6 gal / 25 L).
Estimated 75% Load Fuel Burn~0.9 gal/hr (3.5 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 BX1850 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Kubota BX1850.
Converted Equivalents:
Horsepower (HP)18 hp
Kilowatts (kW)13.4 kW
Metric Horsepower (PS / CV)18.2 PS
Direct Competitor Comparison
Compare Kubota BX1850 against same-era industry alternatives in the same horsepower class.
Current Model
Kubota
Kubota BX1850
Engine Power:Diesel (listed): 18 hp / 13.4 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester Type A 15HP
Engine Power:16.7
Production Years:1908 - 1911
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