Huber 21-39 Super Four
The Huber 21-39 Super Four is a tractor produced by Huber. It is equipped with a 461 ci 7.6 L engine. Transmission: 2 forward and 1 reverse. Operating weight: 8450 lbs 3832 kg.
Fuel & Capacities
40 gal
151.4 L
Transmission
2 forward and 1 reverse
Operating Weight
8450 lbs
3832 kg
Overview
 | 1929 - ????
Standard-tread tractor |
|---|---|
1929 - ???? | |
Standard-tread tractor | |
1929 - ???? | |
|---|---|
Standard-tread tractor |
Production | |
|---|---|
Manufacturer | Huber |
Standard-tread tractor | |
Built in Marion, Ohio, USA | |
Huber 21-39 Super Four Engine | |
|---|---|
Stearns 7.6L 4-cyl gasoline | |
Fuel tank | 40 gal
151.4 L |
Engine details ...  | |
Huber 21-39 Super Four Transmission | |
|---|---|
2-speed gear | |
Transmission details ...  |
Huber 21-39 Super Four Power | |
|---|---|
Drawbar (claimed) | 21 hp
15.7 kW |
Belt (claimed) | 39 hp
29.1 kW |
Plows | 4 |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Dimensions & Tires | |
|---|---|
Wheelbase | 93 inches
236 cm |
Weight | 8450 lbs
3832 kg |
Front tire | 40x5 |
Rear tire | 56x14 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 15.5 inches
39 cm |
Width | 8 inches
20 cm |
RPM | 695 |
Engine
| 1929 - ????
Standard-tread tractor |
|---|---|
1929 - ???? | |
Standard-tread tractor | |
1929 - ???? | |
|---|---|
Standard-tread tractor |
Engine Detail — 461 ci / 7.6 L Gasoline
Manufacturer | Stearns |
Fuel Type | Gasoline |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 461 ci
7.6 L |
Bore/Stroke | 4.75x6.50 inches
121 x 165 mm |
Air cleaner | oil spray |
Rated RPM | 1000 |
Coolant capacity | 40 qts
37.9 L |
Transmission
| 1929 - ????
Standard-tread tractor |
|---|---|
1929 - ???? | |
Standard-tread tractor | |
1929 - ???? | |
|---|---|
Standard-tread tractor |
Transmission — 2 forward and 1 reverse gear
Type | gear |
Gears | 2 forward and 1 reverse |
Clutch | dry disc |
 | |
Dimensions
| 1929 - ????
Standard-tread tractor |
|---|---|
1929 - ???? | |
Standard-tread tractor | |
1929 - ???? | |
|---|---|
Standard-tread tractor |
Huber 21-39 Super Four Tires | |
|---|---|
Ag front | 40x5 (steel) |
Ag rear | 56x14 (steel) |
Dimensions | |
|---|---|
Wheelbase | 93 inches
236 cm |
Length | 158 inches
401 cm |
Width | 76 inches
193 cm |
Height (hood) | 62 inches
157 cm |
Operating weight | 8450 lbs
3832 kg |
Photos
Huber 21-39 Super Four tractor photo
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Huber 21-39 Super Four.
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
Huber 21-39 Super Four Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Huber 21-39 Super Four.
Converted Equivalents:
Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS
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