Ford New Holland 3900 Tractor Parts

3900 parts and accessories

The Ford New Holland 3900, manufactured from 1975 to 1981, was a popular utility tractor known for its reliability and versatility. Powered by a robust 52 horsepower diesel or gasoline engine, it delivered ample power for various farm tasks. With a PTO horsepower rating of around 45, it was a workhorse for farmers needing a dependable machine for tillage, haying, and general farm work.

The Ford 3900 was introduced in 1975 as part of the Ford New Holland utility tractor lineup and remained in production until 1981. It succeeded the Ford 3000 series, offering improvements in power and features. The 3900 was typically equipped with either a Ford 2.9L 3-cylinder diesel engine producing approximately 52 horsepower or a Ford 2.8L 3-cylinder gasoline engine with similar horsepower. Both engines were known for their durability and ease of maintenance. The standard transmission was an 8-speed manual gear transmission, providing a good range of speeds for various field operations. The PTO horsepower was rated at approximately 45 HP, with a standard 540 RPM PTO. The hydraulic system delivered around 8.5 GPM, with one or two remote valves available. The 3-point hitch was typically a Category I or II, offering a lift capacity of around 2,500 lbs. Common applications included row crop work, hay production, livestock operations, and light tillage. The 3900 distinguished itself from other models in the Ford lineup through its balanced power, compact size, and straightforward design, making it a favorite among small to medium-sized farms.

Specifications

Engine	Ford 52 HP Diesel/Gasoline
PTO HP	45 HP @ 540 RPM
Transmission	8-Speed Manual
Hydraulics	8.5 GPM, 1-2 remotes
3-Point Hitch	Category I/II, 2500 lbs
Fuel Capacity	15 gallons
Weight	4200 lbs
Years Produced	1975-1981

Maintenance Tips

Engine Oil & Filter: Change your engine oil and filter every 250 hours using a high-quality oil and filter that meets Ford New Holland specifications. This will ensure proper lubrication and prevent engine wear.
Hydraulic System Maintenance: Check hydraulic fluid levels regularly and change the hydraulic filter every 500 hours. Cleanliness is crucial for hydraulic systems to avoid costly repairs.
Fuel System Care: Use clean fuel and regularly inspect the fuel filter. Drain any water or sediment from the fuel tank to prevent fuel system issues.
Seasonal Storage: Before storing your tractor for the winter, stabilize the fuel, change the engine oil, and grease all fittings. This will help prevent corrosion and ensure the tractor is ready to work when spring arrives.

History & Background

The Ford 3900 was introduced in 1975 as an upgrade to the earlier Ford 3000 series, offering improved power and capabilities. It remained largely unchanged throughout its production run, becoming a staple on farms across North America. Its reliability and ease of use cemented its place as a significant model in Ford's agricultural tractor history.

Frequently Asked Questions

What engine is in the Ford New Holland 3900?

The Ford New Holland 3900 is equipped with either a Ford 2.9L 3-cylinder diesel engine producing approximately 52 horsepower or a Ford 2.8L 3-cylinder gasoline engine, also producing approximately 52 horsepower.

What is the PTO horsepower on a 3900?

The PTO horsepower on the Ford New Holland 3900 is approximately 45 HP, and it operates at 540 RPM.

What oil filter fits the 3900?

Common oil filter cross-references for the Ford New Holland 3900 include Fram PH2951, Wix 51773, and NAPA 1773. Always verify the specific filter requirements in your tractor's operator manual.

What are common parts needed for the 3900?

Common wear parts for the Ford New Holland 3900 include engine oil filters, fuel filters, hydraulic filters, belts (fan belt, alternator belt), hydraulic seals, steering components (tie rod ends, steering cylinder seals), and clutch parts (clutch disc, pressure plate).

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