Allis Chalmers 5040 Tractor

Manufacturer Allis Chalmers
Price 9,823(USD)
Model 5040
Equipment Type Utility Tractors
Factory Brasov, Romania

ENGINE DETAIL

The Allis Chalmers 5040 features a robust 3-cylinder diesel engine with a direct injection system, ensuring efficient fuel combustion and improved torque delivery at a rated RPM of 2400 to 2600. The 17:1 compression ratio enhances thermal efficiency, while the 14-quart coolant capacity allows for adequate thermal management during prolonged operations. Potential challenges include finding parts for older models and ensuring proper maintenance of the dry air cleaner system to prevent engine damage from dust ingestion.

Description Uzina diesel 3-cylinder liquid-cooled
Displacemen 142.8ci / 2.3L
Bore/Strok 3.74x4.33inches / 95x 110 mm
Fuel syste direct injection
Air cleane dry
Pre-heatin thermostart
Compressio 17:1
Rated RP 2400 (early)/2600 (late)
Starter volt 12
Oil capacit 8.3qts / 7.9L
Coolant capacit 14qts / 13.2L

ALLIS CHALMERS 5040 ENGINE

The Allis Chalmers 5040 features a 2.3L 3-cylinder diesel engine, providing a balance of power and fuel efficiency ideal for small to mid-sized agricultural tasks. Its compact design enhances maneuverability in tight spaces, making it suitable for diverse farming scenarios. However, the limited horsepower may challenge performance in heavier duty applications, necessitating strategic task allocation.

Description Uzina 2.3L 3-cyl diesel

TRANSMISSIONS OVERVIEW

The Allis Chalmers 5040 tractor features a versatile transmission system, with options for 6-speed, 8-speed, or 12-speed creeper gears, allowing for precise speed control during field operations. The advantage of the creeper transmission is enhanced maneuverability in tight spaces and improved performance for tasks requiring slow speeds, such as tilling or planting. However, operators may face a learning curve in mastering the range of speed settings and their corresponding applications.

Description 6-speed/8-speed/12-speed creeper

TRANSMISSION 1

The Allis Chalmers 5040 features a partially synchronized transmission with 6 forward and 2 reverse gears, allowing for smoother shifts in higher ranges, which enhances operational efficiency. The 254mm dry disc clutch offers reliable engagement but may require regular maintenance for optimal performance. With an oil capacity of 19 quarts, adequate lubrication is crucial for preventing overheating in demanding agricultural tasks, particularly when used in a range of conditions from 1976 to 1978.

Transmissio partially synchronized
Gear 6 forward and 2 reverse
Clutc 254mm dry disc
Oil capacit 19qts / 18.0L
Description Three gears, plus reverse, in two ranges. Synchronized shifting between the top two gears (2/3 and 5/6). Used from 1976 to 1978.

SPEEDS 1

Description With 13.6-28 rear tires

TRANSMISSION 2

The Allis Chalmers 5040 features a partially synchronized transmission with 8 forward gears and 2 reverse, allowing for efficient directional changes and speed adjustments. The 279mm dry disc clutch provides robust engagement but may require more frequent maintenance compared to wet clutches, particularly in heavy field applications. With an oil capacity of 19 quarts (18.0L), it's vital to maintain proper lubrication to optimize performance and prolong the lifespan of the transmission components.

Transmissio partially synchronized
Gear 8 forward and 2 reverse
Clutc 279mm dry disc
Oil capacit 19qts / 18.0L
Description Four gears, plus reverse, in two ranges. Synchronized shifting between the top two gears (3/4 and 7/8).

SPEEDS 2

Description With 13.6-28 rear tires

TRANSMISSION 3

The Allis Chalmers 5040 tractor's transmission includes a creeper range, enhancing low-speed control for tasks like tilling or planting in tight spaces, a significant advantage for fieldwork. With 12 forward and 3 reverse gears, operators can select appropriate speeds for varied conditions, though the absence of a third gear in early models may limit versatility. Ensure compatibility with specific tasks by assessing whether the early 3-speed or late 4-speed gearbox is needed for your operational requirements.

Typ creeper
Gear 12 forward and 3 reverse
Description Adds an additional creeper range to the standard transmission. Creeper was available for either the 3-speed (early) or 4-speed (late) gearbox. On the early transmission, the third gear omitted

ALLIS CHALMERS 5040 TRANSMISSIONS

The Allis Chalmers 5040 tractor features a versatile transmission with options for 6-speed, 8-speed, or 12-speed creeper gearing, allowing for precise speed control during various field operations. The creeper gear enhances low-speed operations, making it ideal for tasks such as cultivating or planting, where accuracy is paramount. However, the complexity of the transmission may require more maintenance and can lead to a steeper learning curve for operators unfamiliar with multi-speed systems.

Description 6-speed/8-speed/12-speed creeper

MECHANICAL

The Allis Chalmers 5040 is a two-wheel drive tractor equipped with power steering for improved maneuverability, making it suitable for smaller farms and tight spaces. The mechanical band brakes provide reliable stopping but may require more maintenance compared to modern hydraulic systems. Optional ROPS enhances operator safety, especially during uneven terrain operation, which mitigates rollover risks.

Description Two-wheel drive Power steering Mechanical band brakes Open operator station. Optional ROPS
Differential loc mechanical rear

CAPACITY

Fue 14.25gal / 53.9L
Hydraulic syste 4.75gal / 18.0L

HYDRAULICS

Typ open center
Capacit 4.75gal / 18.0L
Valve 1
Total flo 5.75 gpm (early)/21.8 lpm/6.23 gpm (late)/23.6 lpm

TRACTOR HITCH

Rear Typ II/I
Contro position control and top-link draft sensing
Rear lif 2645lbs / 1199kg

POWER TAKE-OFF (PTO)

Rear PT continuous *Early, with three-speed gearbox./independent
Rear RP 540 (1.375)
Engine RP 540@1970

ALLIS CHALMERS 5040 TIRES

The Allis Chalmers 5040 tractor features Ag front tires sized 6.00-16, offering good maneuverability in tight spaces, while the rear tires sized 13.6-28 provide stability and traction for heavier loads. This configuration is ideal for small to medium farms, allowing for effective fieldwork such as plowing and cultivating. However, the narrow front tires may limit performance on softer terrain, posing a challenge in wet conditions.

Ag fron 6.00-16
Ag rea 13.6-28

DIMENSIONS & TIRES

The Allis Chalmers 5040 tractor features a wheelbase of 74.2 inches, providing good maneuverability for tight spaces and varying terrain. Weighing 3,850 lbs makes it suitable for moderate towing capabilities, but users should consider the weight distribution to avoid tipping in hilly conditions. The tire specifications, with a narrower front (6.00-16) and wider rear (13.6-28), indicate a design optimal for stability and traction while performing fieldwork or transporting loads.

Wheelbas 74.2inches / 188cm
Weigh 3850lbs / 1746kg
Front tir 6.00-16
Rear tir 13.6-28

5040 SERIAL NUMBERS

197 473000
198 474000

ELECTRICAL

Charging syste alternator
Charging amp 30
Battery volt 12


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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