| Manufacturer |
Oliver |
| Price |
12,700(USD) |
| Model |
1950 |
| Equipment Type |
Row-Crop Tractors |
| Factory |
Charles City, Iowa, USA |
NEBRASKA TRACTOR TEST 871 2
| Description |
Diesel Hydra-Power 2WD October 30 - November 11, 1964 Link: Nebraska Tractor Test 871 file PTO performance Drawbar performance Gear 4-H used for power test. Gear 2-H used for pull test |
| Power at rated engine speed |
105.79hp / 78.9kW |
| Fuel use |
7.2gal/hour / 27.3l/hour |
| Max power |
98.00hp / 73.1kW |
| Max pull |
12,880lbs / 5842kg |
NEBRASKA TRACTOR TEST 872 2
| Description |
Diesel Hydra-Power 4WD October 30 - November 23, 1964 Link: Nebraska Tractor Test 872 file PTO performance Drawbar performance Gear 4-H used for power test. Gear 1 used for pull test |
| Power at rated engine speed |
105.78hp / 78.9kW |
| Fuel use |
7.3gal/hour / 27.6l/hour |
| Max power |
93.24hp / 69.5kW |
| Max pull |
17,575lbs / 7972kg |
OLIVER 1950 POWER
| PTO (claimed) |
105hp / 78.3kW |
| Drawbar (tested) |
98.00hp / 73.1kW |
| PTO (tested) |
105.79hp / 78.9kW |
ENGINE DETAIL
The Oliver 1950 tractor features a robust General Motors 4-53 two-cycle diesel engine, offering efficient power delivery and high torque at lower RPMs due to its blower system. With a significant compression ratio of 21:1, it achieves better combustion efficiency but may require higher-quality fuel to prevent knocking. Its dual dry element air cleaner ensures superior filtration, enhancing engine longevity in diverse environments, though maintenance can be more demanding due to the two-cycle design's oil mixing requirements.
| Description |
General Motors 4-53 blower diesel 4-cylinder liquid-cooled Two-cycle diesel engine with blower |
| Displacement |
212.4ci / 3.5L |
| Bore/Stroke |
3.875x4.50inches / 98x 114 mm |
| Air cleaner |
dual dry element |
| Compression |
21:1 |
| Rated RPM |
2400 |
| Starter volts |
12 |
OLIVER 1950 ENGINE
The Oliver 1950, powered by a General Motors 3.5L 4-cylinder diesel engine, offers notable torque and fuel efficiency, making it suitable for heavy-duty agricultural tasks. However, its relatively compact size may limit power for more extensive farming applications or larger implements. Consideration should be given to the availability of parts and maintenance expertise due to its age, which could pose challenges in reliability over time.
| Description |
General Motors 3.5L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The Oliver 1950 tractor features a 6-speed gear transmission with a 12-speed partial power shift, providing versatility in various field operations and improving efficiency during shifting. The power shift option allows for smoother transitions under load, which can enhance productivity when working on varying terrain. However, maintenance of a partial power shift system can be more complex and costly compared to a standard transmission, requiring careful operator training for optimal use.
| Description |
6-speed gear/12-speed partial power shift |
TRANSMISSION 1
The Oliver 1950 tractor features a 6-speed forward and 2-speed reverse gear configuration, providing versatility for various field operations. This gear setup enhances operational efficiency by allowing tailored speed and torque for different tasks, beneficial in both high-speed transport and low-speed field work. However, operators may face a learning curve in mastering the gear shifting, which can impact productivity if not handled proficiently.
| Type |
gear |
| Gears |
6 forward and 2 reverse |
TRANSMISSION 2
The Oliver 1950 tractor features a Hydra-Power transmission system, which allows for a partial power shift, enabling smooth gear transitions without a complete stop. With 12 forward and 4 reverse gears, operators can efficiently navigate various terrains and implement different attachments. While the power shift facilitates adaptability, it may also require more maintenance and operator skill to manage effectively.
| Transmission |
Hydra-Power |
| Type |
partial power shift |
| Gears |
12 forward and 4 reverse |
| Description |
The Oliver Hydra-Power transmission provided a power shift to a lower speed for each gear. |
MECHANICAL
The Oliver 1950 tractor features a versatile 4x2 2WD or optional 4WD configuration, enhancing its traction and adaptability for various agricultural tasks. Its hydraulic power steering improves maneuverability, while the differential disc brakes provide superior stopping power, crucial for safety on slopes or in tight spaces. With a choice of 6-speed gear or 12-speed partial power shift transmission, operators benefit from increased operational efficiency and ease of use in diverse field conditions.
| Chassis |
4x2 2WD/4x4 MFWD 4WD |
| Steering |
hydraulic power |
| Brakes |
differential disc |
| Cab |
Open operator station. Optional cab. |
| Transmissions |
6-speed gear/12-speed partial power shift |
CAPACITY
| Fuel |
27.5gal / 104.1L |
| Hydraulic system |
3.5gal / 13.2L |
HYDRAULICS
| Capacity |
3.5gal / 13.2L |
| Pump flow |
11.7gpm / 44.3lpm |
TRACTOR HITCH
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Rear RPM |
540 |
| Engine RPM |
540@2400 |
OLIVER 1950 TIRES
The Oliver 1950 tractor features wide Ag tires with an 11.00-16 front tire size and a substantial 23.1-34 rear tire size, ensuring stability and traction for heavy-duty agricultural tasks. The larger rear tires enhance flotation in soft soil conditions, reducing soil compaction, while the front tires support improved steering control. However, the size of the tires may limit the tractor's maneuverability in tight spaces, making it better suited for open fields and row crop applications.
| Ag front |
11.00-16 |
| Ag rear |
23.1-34 |
DIMENSIONS
| Wheelbase |
105inches / 266cm (2WD)/85.25inches / 216cm (4WD) |
| Front tread |
66/70.75inches / 167/179 cm(4WD) |
| Rear tread |
74/82inches / 187/208 cm(4WD) |
OLIVER 1950 WEIGHT
| Operating |
12,975lbs / 5885kg (4WD)/11,955lbs / 5422kg (2WD standard) |
| Ballasted |
15,855lbs / 7191kg (2WD)/19,925lbs / 9037kg (4WD) |
DIMENSIONS & TIRES
The Oliver 1950 tractor, with a wheelbase of 105 inches in 2WD and 85.25 inches in 4WD, offers better stability in heavy-load scenarios with its substantial weight range of 11,955 to 12,975 pounds. The front tire specification of 11.00-16 provides decent traction, while the larger rear tires (23.1-34) enhance its capability for plowing and hauling. However, the 2WD model may face challenges in muddy or uneven terrains compared to its 4WD counterpart, limiting its versatility in diverse farming conditions.
| Wheelbase |
105inches / 266cm (2WD)/85.25inches / 216cm (4WD) |
| Weight |
11955 to 12975 pounds |
| Front tire |
11.00-16 |
| Rear tire |
23.1-34 |
OLIVER 1810 LOADER
| Height (to pin) |
168inches / 426cm |
| Clearance, dumped bucket |
140inches / 355cm |
| Dump reach |
36inches / 91cm |
| Dump angle |
45° |
| Reach at ground |
87inches / 220cm |
| Breakout force (lift) |
4500lbs / 2041kg |
| Lift to full height (at pin) |
2500lbs / 1134kg |
| Bucket width |
78inches / 198cm |
1950 SERIAL NUMBERS
| 1964 |
150492 |
| 1965 |
153016 |
| 1966 |
168190 |
| 1967 |
189008 |
| Final |
199186 |
