| Manufacturer |
Farmall |
| Price |
2,900(USD) |
| Model |
300 |
| Equipment Type |
Row-Crop Tractors |
| Factory |
|
VARIANTS
| Farmall 300 High-Clearance |
high-crop tractor |
NEBRASKA TRACTOR TEST 538 2
| Description |
Gasoline 2WD April 29 - May 2, 1955 Link: Nebraska Tractor Test 538 file Drawbar performance Gear 2 used for power test Gear 1-TA used for pull test |
| Belt power (max) |
38.16hp / 28.5kW |
| Belt fuel use (max) |
3.4gal /hour 12.9l/hour |
| Max power |
33.73hp / 25.2kW |
| Max pull |
5,650lbs / 2562kg |
NEBRASKA TRACTOR TEST 573 2
| Description |
LP-gas TA 2WD May 9 - June 4, 1956 Link: Nebraska Tractor Test 573 file Drawbar performance Gear 3 used for power test Gear 1-TA used for pull test |
| Belt power (max) |
38.42hp / 28.6kW |
| Belt fuel use (max) |
4.4gal / hour 16.7l / hour |
| Max power |
35.43hp / 26.kW |
| Max pull |
5576lbs / 2529kg |
FARMALL 300 POWER
| Plows |
3-bottom |
| Drawbar (tested) |
35.43hp / 26.4kW |
| Belt (tested) |
38.42hp / 28.6kW |
ENGINE DETAIL
The Farmall 300 tractor is powered by a 169ci (2.8L) International Harvester C169 gasoline engine, featuring a compression ratio of 6.6:1, which offers a balance between torque and fuel efficiency at a rated RPM of 1750. Its oil bath air cleaner improves filtration efficiency, but could require more maintenance than dry systems. The 6-volt starter system may present challenges in extreme cold conditions, while the 16.5-quart coolant capacity supports effective engine cooling during extended operations.
| Description |
International Harvester C169 gasoline 4-cylinder liquid-cooled |
| Displacement |
169ci / 2.8L |
| Bore/Stroke |
3.5625x4.25inches / 90 x 108mm |
| Air cleaner |
oil bath |
| Compression |
6.6:1 |
| Rated RPM |
1750 |
| Starter volts |
6 |
| Coolant capacity |
16.5qts / 15.6L |
FARMALL 300 ENGINE
The Farmall 300 features a robust 2.8L 4-cylinder gasoline engine, providing reliable power for various farming applications. Its 17-gallon fuel tank offers extended operational time between refuels, making it suitable for larger tasks without frequent interruptions. However, the gasoline engine may have lower torque compared to diesel options, potentially limiting heavy-duty applications under high loads.
| Description |
International Harvester 2.8L 4-cyl gasoline |
| Fuel tank |
17gal / 64.3L |
TRANSMISSIONS OVERVIEW
The Farmall 300 features a 5-speed sliding gear transmission complemented by a 10-speed partial power shift, allowing for greater versatility in speed selection and efficient engine performance under varying load conditions. This dual transmission system enhances productivity in diverse farming scenarios, such as plowing and hauling. However, operators may require time to adapt to the shifting mechanics, particularly in terms of mastering the optimal gear selection for different agricultural tasks.
| Description |
5-speed sliding gear 10-speed partial power shift |
TRANSMISSION 1
The Farmall 300 tractor's sliding gear transmission, featuring 5 forward and 1 reverse gear, offers straightforward operation and ease of service. While this design simplifies maintenance, it may limit the operator’s ability to find optimal power band settings for varying field conditions, compared to more modern synchronized transmissions. In scenarios requiring frequent direction changes or variable speed adjustments, the single reverse gear can be a disadvantage, impacting efficiency in tasks such as plowing or cultivating.
| Type |
sliding gear |
| Gears |
5 forward and 1 reverse |
TRANSMISSION 2
The Farmall 300 tractor features a partial power shift transmission with a Torque Amplifier, providing enhanced torque management for varied field conditions. Its 10 forward and 2 reverse gears allow for versatile operation, making it suitable for tasks requiring precise speed adjustments, such as plowing or transport. However, the complexity of the partial power shift system may require more maintenance and expertise compared to simpler transmission types.
| Transmission |
Torque Amplifier |
| Type |
partial power shift |
| Gears |
10 forward and 2 reverse |
MECHANICAL
The Farmall 300 features a 4x2 2WD chassis, providing good maneuverability in flat fields but limiting traction on hilly terrains. Its open operator station enhances visibility and comfort during operation, although it exposes the operator to environmental conditions. The 5-speed sliding gear transmission combined with a 10-speed partial power shift offers versatility in speed management, making it suitable for various tasks such as plowing and cultivating, albeit requiring skilled operation to optimize power utilization.
| Chassis |
4x2 2WD |
| Cab |
Open operator station. |
| Transmissions |
5-speed sliding gear/10-speed partial power shift |
TRACTOR HITCH
POWER TAKE-OFF (PTO)
FARMALL 300 TIRES
The Farmall 300 features Ag front tires sized at 5.50x16 and rear tires at 11.00x38, which provide a balanced weight distribution and enhanced traction for various farming applications. The use of larger rear tires allows for improved stability and power delivery during heavy-duty tasks such as plowing and tilling, though traction can be reduced on overly soft or muddy ground. When operating in diverse terrains, careful tire pressure management is essential to prevent soil compaction and optimize performance.
| Ag front |
5.50x16 |
| Ag rear |
11.00x38 |
DIMENSIONS
| Wheelbase |
92.25inches / 234cm (tricycle) 96inches / 243cm (wide-front) |
| Length |
136inches / 345cm (tricycle) / 140inches / 355cm (wide-front) |
| Width |
100inches / 254cm |
| Height (steering wheel) |
77inches / 195cm 88inches / 223cm (high-clearance) |
| Weight |
5361lbs / 2431kg |
DIMENSIONS & TIRES
The Farmall 300 features a versatile wheelbase configuration, offering a 92.25-inch tricycle option for improved maneuverability in tight spaces, while the 96-inch wide-front setup enhances stability on uneven terrain. Its weight of 5,361 lbs provides good traction for heavy-duty operations, but may limit mobility on softer ground. The tire specifications (5.50x16 front, 11.00x38 rear) suggest strong performance in field conditions, yet larger rear tires could improve flotation in muddy situations.
| Wheelbase |
92.25inches / 234cm (tricycle) / 96inches / 243cm (wide-front) |
| Weight |
5361lbs / 2431kg |
| Front tire |
5.50x16 |
| Rear tire |
11.00x38 |
300 SERIAL NUMBERS
| Location |
Serial number on the left side of the clutch housing. |
| 1954 |
501 |
| 1955 |
1779 |
| 1956 |
23224 |
ELECTRICAL
| Ground |
positive |
| Battery volts |
6 |
