Steyr 40
The Steyr 40 is a tractor produced by Steyr. It is equipped with a 138.0 ci 2.3 L engine. The listed engine power is Diesel (listed): 38 hp / 28.3 kW. Transmission: gear. Operating weight: 4123 to 4674 pounds.
Engine Power
Diesel (listed): 38 hp / 28.3 kW
Fuel & Capacities
16.4 gal
62.1 L
Transmission
gear
Operating Weight
4123 to 4674 pounds
Overview
 | 1967 - 1970
Plus SeriesUtility tractor
Plus Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Steyr |
Utility tractor | |
Variants | |
|---|---|
40A | four-wheel drive |
Steyr 40 Engine | |
|---|---|
Steyr 2.3L 3-cyl diesel | |
Fuel tank | 16.4 gal
62.1 L |
Engine details ...  | |
Steyr 40 Transmission | |
|---|---|
8-speed | |
Transmission details ...  |
Steyr 40 Power | |
|---|---|
Engine | 38 hp
28.3 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Manual steering | |
Open operator station. |
Hydraulics | |
|---|---|
Total flow | 5.8 gpm
22.0 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Rear lift | 2977 lbs
1350 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 76.8 inches
195 cm |
Weight | 4123 to 4674 pounds |
Front tire | 6.00-16 |
Rear tire | 12.4-28 |
Full dimensions and tires ...  | |
Engine
Engine Detail — 138.0 ci / 2.3 L Diesel
Manufacturer | Steyr WD 307.40 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 138.0 ci
2.3 L |
Bore/Stroke | 3.86x3.94 inches
98 x 100 mm |
Power | 38 hp
28.3 kW |
Rated RPM | 2400 |
Torque | 109 lb-ft
147.8 Nm |
Torque RPM | 1400 |
Transmission
Transmission — gear
Transmission | gear |
Gears | 8 forward and 6 reverse |
 | |
Dimensions
Steyr 40 Tires | |
|---|---|
Ag front | 6.00-16 |
Ag rear | 12.4-28 |
Ag front | 6.50-20 |
Ag rear | 12.4-28 |
Dimensions | |
|---|---|
Wheelbase | 76.8 inches
195 cm |
Length | 131.1 inches
332 cm |
Width | 63.5 inches
161 cm |
Height | 60.4 inches
153 cm |
2WD Front tread | 50 inches
127 cm |
4WD Front tread | 54 inches
137 cm |
Rear tread | 53.2 inches
135 cm |
Steyr 40 Weight | |
|---|---|
2WD | 4123 lbs
1870 kg |
4WD | 4674 lbs
2120 kg |
2WD Max capacity | 6283 lbs
2849 kg |
4WD Max capacity | 6834 lbs
3099 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for Steyr 40 based on its 38 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm) | Medium Duty | Standard utility farm tillage. |
Rotary Cutter / MowerMowing & Clearing | 5 ft (60 in)1.5 m | Medium Duty | Pasture maintenance and weeds up to 1.5" diameter. |
Rotary TillerSeedbed Prep | 54 to 60 in135 - 150 cm | Medium Duty | Thorough seedbed preparation in orchards and vegetable plots. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
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 Steyr 40.
Estimated Continuous Field Runtime: 8.3 hrs
Approximately 8.3 hours of continuous field operation at ~75% rated power on a full tank (16.4 gal / 62.1 L).
Estimated 75% Load Fuel Burn~2 gal/hr (7.5 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
Steyr 40 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Steyr 40.
Converted Equivalents:
Horsepower (HP)38 hp
Kilowatts (kW)28.3 kW
Metric Horsepower (PS / CV)38.5 PS
Direct Competitor Comparison
Compare Steyr 40 against same-era industry alternatives in the same horsepower class.
Current Model
Steyr
Steyr 40
Engine Power:Diesel (listed): 38 hp / 28.3 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester TD-6
Engine Power:34.4
Production Years:1940 - 1969
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