| Manufacturer | Cockshutt |
| Price | 14,250(USD) |
| Model | 1955 |
| Equipment Type | Row-Crop Tractors |
| Factory |
NEBRASKA TRACTOR TEST 1055 2
| Description | Diesel 18-speed 2WD October 15 - 24, 1970 Link: Nebraska Tractor Test 1055 file PTO performance Drawbar performance Gear 3-direct used for power test Gear 2-under used for pull test |
| Power at rated engine speed | 108.16hp / 80.7kW |
| Fuel use | 7.0gal/hour / 26.5l/hour |
| Max power | 90.32hp / 67.4kW |
| Max pull | 12,639lbs / 5733kg |
COCKSHUTT 1955 POWER
| PTO (claimed) | 108hp / 80.5kW |
| Drawbar (tested) | 90.32hp / 67.4kW |
| PTO (tested) | 108.16hp / 80.7kW |
ENGINE DETAIL
The Cockshutt 1955 tractor features an Oliver-Waukesha turbocharged diesel engine, providing increased power output and efficiency from its 5.1L displacement. With a bore and stroke of 3.875x4.375 inches, this engine design minimizes vibrations while optimizing torque delivery at a rated RPM of 2400, making it suitable for heavy-duty tasks. However, the dry air cleaner may necessitate more frequent maintenance compared to oil-bath models, impacting long-term operational efficiency in dusty conditions.
| Description | Oliver-Waukesha turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 310ci / 5.1L |
| Bore/Stroke | 3.875x4.375inches / 98x 111mm |
| Air cleaner | dry |
| Rated RPM | 2400 |
| Starter volts | 12 |
| Coolant capacity | 20qts / 18.9L |
COCKSHUTT 1955 ENGINE
The Cockshutt 1955 is powered by the Oliver-Waukesha 5.1L 6-cylinder diesel engine, providing robust torque and efficiency for various farm tasks. With a substantial 35-gallon fuel tank, it offers extended operational time, making it advantageous for larger fields or prolonged jobs. However, maintenance of the engine may require specialized knowledge due to its vintage design, which may also impact parts availability.
| Description | Oliver-Waukesha 5.1L 6-cyl diesel |
| Fuel tank | 35gal / 132.5L |
TRANSMISSIONS OVERVIEW
The Cockshutt 1955 tractor features a versatile 6-speed gearbox complemented by an 18-speed partial power shift, enhancing operational efficiency and adaptability across various field applications. This dual transmission system allows for smoother transitions between gears, improving both speed control and torque management when handling heavy loads or navigating differing terrain. However, potential challenges include increased complexity in maintenance and a learning curve for operators accustomed to standard transmissions.
| Description | 6-speed gear 18-speed partial power shift |
TRANSMISSION 1
The Cockshutt 1955 features a gear transmission with 6 forward and 2 reverse speeds, providing flexibility in various agricultural applications. Its 330mm cerametallic disc clutch offers durability and efficient power transfer, but it may require careful modulation to prevent slippage under heavy load conditions. Overall, this setup is advantageous for versatility in fieldwork, though it necessitates operator skill to manage effectively.
| Type | gear |
| Gears | 6 forward and 2 reverse |
| Clutch | 330mm cerametallic disc |
SPEEDS 1
| Description | With 18.4-38 rear tires |
TRANSMISSION 2
The Cockshutt 1955 features a Hydraul-Shift transmission, providing seamless power shifting capabilities across 18 forward and 6 reverse gears, enhancing operational flexibility in diverse agricultural settings. The 330mm cerametallic disc clutch ensures robust performance and durability under heavy loads, reducing wear during high-torque applications. While the partial power shift offers efficient gear management, operators must be aware of potential challenges in maintaining hydraulic fluid levels to ensure optimal transmission performance.
| Transmission | Hydraul-Shift |
| Type | partial power shift |
| Gears | 18 forward and 6 reverse |
| Clutch | 330mm cerametallic disc |
| Description | The Hydraul-Shift overs a power shift between over-, under-, and direct-drive for each gear |
SPEEDS 2
| Description | With 18.4-38 rear tires |
MECHANICAL
The Cockshutt 1955 features a versatile 4x2 or 4WD configuration, enhancing traction and stability for various field conditions, though the choice of 2WD may limit off-road capability. The power steering improves maneuverability, especially in tight spaces, while the differential hydraulic dry disc brakes offer reliable stopping performance, albeit may require more maintenance than wet systems. The transmission options, including a 6-speed gear and an 18-speed partial power shift, provide flexibility for speed and torque management, catering to both light and heavy-duty tasks, making it suitable for diverse agricultural applications.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Steering | power |
| Brakes | differential hydraulic dry disc |
| Cab | Open operator station. Optional two-post ROPS and cab |
| Transmissions | 6-speed gear 18-speed partial power shift |
HYDRAULICS
| Type | closed center |
| Pump flow | 20gpm / 75.7lpm |
TRACTOR HITCH
| Rear Type | II/III |
| Rear lift | 6000lbs / 2721kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 |
COCKSHUTT 1955 TIRES
The Cockshutt 1955 tractor features an agricultural front tire size of 11L-15 and a rear tire size of 20.8-38, providing optimal traction and stability for field operations. This configuration is advantageous for larger implements and rough terrain, offering robust performance in farming applications. However, the weight distribution may necessitate careful attention to ballasting to prevent front-end lift during heavy-duty tasks.
| Ag front | 11L-15 |
| Ag rear | 20.8-38 |
DIMENSIONS
| 2WD Wheelbase | 103inches / 261cm |
| 4WD Wheelbase | 86.25inches / 219cm |
| 2WD Length | 159.5inches / 405cm |
| 4WD Length | 152.375inches / 387cm |
| Width | 80.625inches / 204cm *Minimum width |
| Height (steering wheel) | 85.5inches / 217cm |
| Operating weight | 11,250lbs / 5103kg |
| Ballasted weight | 16,220lbs / 7357kg |
| 2WD Ground clearance | 25.5inches / 64cm |
| 4WD Ground clearance | 13.5inches / 34cm |
| 2WD Front tread | 61.5 to 87.5inches / 156to 222cm |
| 4WD Front tread | 60/70.75/80inches / 152/179/203cm |
| Rear tread | 57 to 119.5inches / 144to 303cm |
DIMENSIONS & TIRES
The Cockshutt 1955 tractor, with a weight of 11,250 lbs and specifications for both 2WD and 4WD options, is suited for varied agricultural tasks. The 2WD configuration offers a longer wheelbase of 103 inches for enhanced stability on flat terrain, while the more compact 4WD wheelbase of 86.25 inches provides superior maneuverability in tighter spaces and improved traction in adverse conditions. When selecting tire sizes, the 11L-15 front and 20.8-38 rear tires can impact overall performance, ensuring adequate flotation and grip when operating on diverse soil types.
| 2WD Wheelbase | 103inches / 261cm |
| 4WD Wheelbase | 86.25inches / 219cm |
| Weight | 11,250lbs / 5103kg |
| Front tire | 11L-15 |
| Rear tire | 20.8-38 |
1955 SERIAL NUMBERS
| 1970 | 222-304 |
| 1971 | 226-858 |
| 1972 | 232-958 |
| 1973 | 239-032 |
| 1974 | 247-871 |
| Final | 253-050 |
ELECTRICAL
| Ground | negative |
| Battery volts | 12 |