1979 John Deere 450C Dozer Specifications and Features

1979 John Deere 450C Dozer Specifications and Features

The 1979 John Deere 450C Dozer is a reliable and powerful piece of equipment built to handle tough construction and land-clearing tasks. With its robust engine and durable design, this dozer is capable of tackling a wide range of heavy-duty projects. For operators looking to get the most out of their machine, understanding its specifications is key to ensuring efficient operation and longevity.

Engine Specifications: The 1979 John Deere 450C is powered by a 4.4L diesel engine that delivers a maximum output of 69 horsepower. This engine is paired with a direct drive transmission, offering smooth power delivery to the tracks. Its torque converter provides optimal power for pushing and lifting heavy materials without overloading the engine.

Hydraulics and Performance: The 450C features a fully hydraulic system, which allows for precise control of the blade and other implements. The hydraulic system is capable of providing a lift capacity of 3,450 pounds and a breakout force of 7,700 pounds, making it ideal for digging and earth-moving tasks. The dozer also has a 6-way blade that enhances its versatility, allowing it to perform a variety of tasks with ease.

Dimensions and Weight: The 450C has an operating weight of approximately 14,500 pounds, which provides the necessary stability and traction to handle rough terrain. With a length of 13 feet 10 inches and a width of 7 feet 4 inches, this dozer is compact enough for smaller spaces but powerful enough to take on large-scale jobs.

Understanding these specifications ensures you are prepared to maintain and operate the 1979 John Deere 450C Dozer effectively. Regular maintenance, such as checking fluid levels and keeping the hydraulic system clean, will extend the life of the machine and help it perform at its best.

1979 John Deere 450C Dozer Specifications

The 1979 John Deere 450C dozer is equipped with a 4-cylinder, turbocharged diesel engine, offering impressive performance for its class. With an engine displacement of 276 cubic inches, it delivers up to 67 horsepower, making it suitable for a wide range of construction tasks.

The dozer features a hydraulic system with a pump capacity of 16.4 gallons per minute, allowing smooth operation of the blade and other attachments. The 450C’s maximum operating weight is approximately 15,000 lbs, providing stability and reliability even in challenging environments.

Key dimensions include a track gauge of 60 inches and a blade width of 8 feet. These specifications make the 450C versatile for various ground conditions, including rough or uneven terrain. The dozer’s track length is 6 feet 6 inches, offering enhanced traction and maneuverability.

For operators, the 450C’s fuel tank capacity is 28 gallons, ensuring extended operational hours without frequent refueling. This feature contributes to its overall efficiency, reducing downtime on the job site.

  • Engine: 276 cubic inch, 4-cylinder turbocharged diesel
  • Horsepower: 67 hp
  • Hydraulic Pump Capacity: 16.4 GPM
  • Operating Weight: 15,000 lbs
  • Track Gauge: 60 inches
  • Blade Width: 8 feet
  • Track Length: 6 feet 6 inches
  • Fuel Tank Capacity: 28 gallons

Engine and Performance Features of the 1979 John Deere 450C Dozer

The 1979 John Deere 450C Dozer is powered by a 4-cylinder, naturally aspirated diesel engine, the John Deere 4045D. This engine delivers a maximum power output of 69 horsepower at 2,200 RPM, providing a solid foundation for tackling heavy-duty tasks in construction and land-clearing operations.

With a displacement of 276 cubic inches (4.5 liters), the 4045D engine is known for its durability and ability to maintain consistent power under varying load conditions. The engine’s design incorporates a high-efficiency cooling system that ensures optimal operating temperature even during long hours of operation.

The dozer is equipped with a direct drive powertrain that delivers efficient power transfer to the tracks. The hydrostatic transmission allows for smooth and precise control, offering quick adjustments for speed and direction, which is crucial for navigating complex work sites.

The fuel tank capacity of 26.5 gallons ensures extended operational periods before refueling is necessary, reducing downtime and increasing productivity. Additionally, the 450C features an oil cooler that helps maintain engine performance by keeping oil temperatures in check, even in tough working conditions.

With a hydraulic system capable of providing 4,000 PSI of pressure, the 450C maintains excellent lifting and pushing power. This makes it well-suited for a variety of earth-moving tasks, from grading and digging to pushing materials over challenging terrain.

Overall, the engine and performance features of the 1979 John Deere 450C Dozer make it a reliable and effective machine for heavy-duty construction and industrial projects.

Hydraulic System and Blade Capacity of the 1979 John Deere 450C Dozer

The hydraulic system of the 1979 John Deere 450C Dozer operates with a 20.7-gallon per minute flow rate at 2,200 rpm, providing sufficient power for demanding tasks. The system uses a closed-center design that ensures optimal pressure control and smoother operation when handling heavy loads. The hydraulic pump delivers 2,500 psi, making it suitable for various blade and attachment operations, while maintaining durability and stability across diverse work conditions.

The dozer’s blade capacity is a key feature, with a 6-way blade design that can be adjusted for different angles and depths. The blade’s width is 96 inches, with a maximum height of 30 inches. It can lift a maximum of 13,000 lbs, offering solid performance for grading, scraping, and pushing materials. This blade is equipped with a tilt range of -5 to +15 degrees, providing flexibility for precise earth-moving tasks.

With a robust hydraulic system and substantial blade capacity, the 450C is designed to maximize performance during operations like clearing, leveling, and grading. Proper maintenance of the hydraulic system, including regular fluid checks and ensuring the correct fluid level, is crucial for maintaining the efficiency of both the hydraulic pump and the blade mechanism.

Weight, Dimensions, and Operational Range of the 1979 John Deere 450C Dozer

The 1979 John Deere 450C dozer has a net weight of approximately 16,500 pounds (7,484 kg), making it suitable for medium-duty earthmoving tasks. This weight ensures stability while operating on uneven terrain and enhances its pushing power.

Its overall length, including the blade, is 12.4 feet (3.78 meters), with a width of 7.9 feet (2.41 meters) when equipped with the standard blade. The dozer stands 8.1 feet (2.47 meters) tall, giving it a low center of gravity that enhances maneuverability in confined spaces.

The operational range of the 450C includes a maximum ground clearance of 1.3 feet (0.4 meters), allowing it to work in varied soil conditions. The blade has a maximum lift height of 16 inches (41 cm), with a dig depth of up to 8 inches (20 cm), depending on the ground conditions and type of work.

Its turning radius is 10.8 feet (3.29 meters), facilitating effective operation in tight spaces. The dozer’s operating range allows it to perform a wide variety of tasks, from grading to pushing and dozing, across moderate to challenging terrains.