Price reduced to $15,000. This 1976 John Deere 8630 for sale is a 275 HP-class articulated 4WD farm tractor featuring a seller-reported newer John Deere 50 Series diesel engine, Quad-Range transmission, EZ-Guide 250 guidance, dual wheels, and an air-ride swivel seat.
Originally priced at $17,000, the seller has now reduced the tractor to $15,000 while downsizing the farming operation. The seller reports that it runs, drives, shifts, and operates very well and remains field-ready.
For buyers searching for a used John Deere 4WD tractor for tillage, ripping, disking, cultivation, or other heavy field applications, this 8630 offers substantial horsepower at an affordable asking price.
General Specs
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- Seller reports that the tractor was upgraded with a newer John Deere 50 Series diesel engine.
- Exact engine model was not provided.
- Replacement-engine hours were not provided.
- EZ-Guide 250 Auto Steer/guidance system installed.
- Air-ride swivel seat installed for improved operator comfort.
Maintenance and Operating Condition
- Seller reports the tractor has been maintained and kept in good operating condition.
- Seller states that it runs and operates very well.
- Seller reports that the tractor drives and shifts as it should.
- Tractor is represented by the seller as field-ready.
Tires
- Inside tires are reported to be in good condition.
- Dual tires remain usable but show wear consistent with age and use.
Known Issues and Disclosures
- Dual tires show wear.
- Total tractor hours were not provided.
- Replacement-engine hours were not provided.
- Exact model of the replacement John Deere 50 Series engine was not provided.
- Buyers should independently verify the repower specifications and present condition before purchase.
The seller is currently downsizing their farming operation and no longer has enough need for this John Deere 8630 to justify keeping it.
The tractor has been used for typical heavy agricultural field work where its horsepower, weight, and articulated four-wheel-drive design were well suited.
According to the seller, the tractor has been kept in good working order and continues to run, drive, shift, and operate very well.
The seller has also made useful upgrades to the tractor, including the installation of a newer John Deere 50 Series diesel engine and an EZ-Guide 250 guidance system.
Because the operation is being reduced, the tractor is simply not needed like it once was. Instead of allowing it to sit, the seller has decided to move it along to another operation.
The asking price was originally $17,000 and has now been reduced to $15,000 as the seller works to move equipment that is no longer needed.
Now priced at $15,000, this 1976 John Deere 8630 for sale offers serious pulling power at a newly reduced price. Originally listed at $17,000, the seller has lowered the asking price by $2,000 as they continue downsizing their farming operation and no longer have a need for this tractor.
This is a large articulated 4WD farm tractor built for heavy field work, tillage, ripping, disking, cultivation, and other applications where horsepower, traction, and weight matter. The John Deere 8630 was part of Deere's high-horsepower Generation II lineup and is rated in the 275-horsepower class.
What makes this particular tractor especially noteworthy is the seller-reported upgrade to a newer John Deere 50 Series diesel engine. The exact replacement-engine model and hours have not been supplied, so buyers should verify the engine identification and current specifications during inspection.
Price Reduced from $17,000 to $15,000
The tractor was previously offered at $17,000 and has now been reduced to $15,000.
For a buyer searching for an affordable high-horsepower John Deere 4WD tractor, this price reduction makes the 8630 worth a closer look. The seller is downsizing the operation and would rather move the tractor to another farm where it can continue being used.
Newer John Deere 50 Series Engine Upgrade
The seller reports that the tractor has been upgraded with a newer John Deere 50 Series diesel engine.
This is an important distinction from an all-original 1976 John Deere 8630. While the original 8630 was factory equipped with a 10.1L diesel engine, the exact displacement and specifications of the replacement 50 Series engine have not been confirmed.
Buyers should independently verify the replacement engine model, serial information, hours, and output if those details are important to the purchase.
The seller represents the tractor as a 275 HP machine and reports that it runs and operates very well.
Quad-Range Transmission and Articulated 4WD
Power is transferred through John Deere's Quad-Range transmission, providing 16 forward and 4 reverse speeds.
The articulated four-wheel-drive design was built to transfer substantial horsepower to the ground, making this tractor a practical choice for:
- Heavy tillage
- Chisel plowing
- Ripping
- Disking
- Field cultivation
- Large drawbar implements
- Other demanding agricultural applications
The seller reports that the tractor runs, drives, and shifts as it should.
EZ-Guide 250 Guidance System
This John Deere 8630 is also equipped with an EZ-Guide 250 Auto Steer/guidance system.
The guidance setup adds useful precision capability to an older high-horsepower tractor and may help operators maintain more consistent field passes while reducing unnecessary overlap.
Buyers should confirm the current operation and included components of the system during inspection.
Hydraulic, PTO, and Hitch Capability
Commonly published specifications for the John Deere 8630 include a closed-center hydraulic system, approximately 33 GPM hydraulic flow, two rear remote valves, an independent 1000 RPM PTO, and a Category III three-point hitch.
These features helped make the 8630 capable of handling a wide range of large agricultural implements.
Operators planning to use a specific modern implement should verify hydraulic requirements, hitch compatibility, PTO requirements, and electrical needs before purchase.
Tires and Operator Features
The seller reports that the inside tires are in good condition.
The dual tires remain usable but show wear consistent with their age and use. Buyers should inspect tread depth, sidewalls, rims, and dual hardware when evaluating the tractor.
Inside the cab, the tractor is equipped with an air-ride swivel seat, helping improve operator comfort during long days in the field.
Seller Reports Good Operating Condition
According to the seller, this John Deere 8630 has been kept in good operating condition and continues to run very well.
The seller reports that it:
- Runs well
- Drives properly
- Shifts as it should
- Operates as intended for their farm use
- Is currently field-ready
As with any tractor of this age, prospective buyers are encouraged to inspect the machine and verify its present mechanical condition.
Why the Seller Is Selling
The tractor is being offered because the seller is downsizing the farming operation and simply does not have the need for it anymore.
Rather than allow a large-capacity tractor to sit unused, the seller has reduced the price from $17,000 to $15,000 and is offering it to another farmer or agricultural operation that can continue putting its horsepower to work.
At $15,000, this used John Deere 8630 may be a strong fit for someone needing substantial four-wheel-drive pulling power without stepping into the price range of newer articulated tractors.
Contact Trustworthy Equipment LLC for current availability, location information, additional details, or help coordinating the next step with the seller.
Specifications are believed to be accurate but are not guaranteed and may vary by unit. Buyers should independently verify all specifications, features, and condition prior to purchase.
The following specifications combine seller-provided information with commonly published manufacturer specifications for the John Deere 8630. Equipment may vary by production year, serial number, options, modifications, tires, and configuration. Because this tractor has a seller-reported replacement John Deere 50 Series engine, original factory engine specifications should not automatically be considered specifications of the engine currently installed.
General Information
- Year: 1976
- Manufacturer: John Deere
- Model: 8630
- Equipment Type: Articulated 4WD farm tractor
- Drive: Articulated 4WD
- Price: $15,000
- Previous Price: $17,000
- Hours: Not provided
- Serial Number: Not provided
- Condition: Seller reports good operating condition and field-ready
- Reason for Selling: Downsizing farm operation
Current Engine
- Engine: Seller-reported newer John Deere 50 Series diesel
- Fuel Type: Diesel
- Exact Engine Model: Not provided
- Replacement Engine Hours: Not provided
- Seller-Reported Power Class: Approximately 275 HP
Original John Deere 8630 Factory Engine Specifications
- Type: Turbocharged diesel
- Cylinders: 6
- Displacement: Approximately 10.1L / 619 cu in
- Factory Engine Power: Approximately 275 HP
- Factory PTO Power: Approximately 225 HP
- Rated RPM: Approximately 2,100 RPM
Important: These are specifications for the original John Deere 8630 engine configuration. The exact specifications of the currently installed 50 Series replacement engine should be independently verified.
Transmission and Drive
- Transmission: John Deere Quad-Range
- Transmission Type: Partial powershift
- Forward Gears: 16
- Reverse Gears: 4
- Drive: Articulated four-wheel drive
- Approximate Maximum Speed: Around 20 mph depending on tire size and configuration
Hydraulics
- Hydraulic System: Closed center
- Published Pump Flow: Approximately 33 GPM
- Rear Remote Valves: 2
PTO and Hitch
- PTO: Independent
- PTO Speed: 1000 RPM
- Three-Point Hitch: Category III
Dimensions and Weight
- Operating Weight: Approximately 24,500 lbs
- Length: Approximately 223 inches
- Wheelbase: Approximately 125 inches
- Height: Approximately 11 ft
- Transport Width: Varies with tire and dual-wheel configuration
Capacities
- Fuel Capacity: Approximately 156 gallons
- Hydraulic Fluid Capacity: Approximately 26 gallons
Tires
- Configuration: Dual wheels
- Inside Tires: Seller reports good condition
- Dual Tires: Usable but showing wear
Operator and Guidance Features
- Air-ride swivel seat
- EZ-Guide 250 guidance system
- Seller reports Auto Steer capability
- Enclosed operator cab
Now reduced from $17,000 to $15,000, this 1976 John Deere 8630 for sale offers farmers an opportunity to purchase a high-horsepower articulated tractor at a more aggressive asking price.
The John Deere 8630 was designed for demanding agricultural applications where traction and pulling capability are essential. Factory-rated in the approximately 275 HP class, this articulated 4WD tractor is well suited for heavy tillage, ripping, chisel plowing, disking, cultivation, and other large drawbar applications.
This particular used John Deere 8630 has been upgraded with a seller-reported newer John Deere 50 Series diesel engine. The exact engine model and replacement-engine hours have not been supplied, so buyers should verify those details during inspection.
Additional features include the Quad-Range 16-forward/4-reverse transmission, EZ-Guide 250 guidance system, dual wheels, Category III three-point hitch, 1000 RPM PTO, closed-center hydraulics, and an air-ride swivel seat.
The seller is downsizing the farming operation and reports that the tractor runs, drives, shifts, and operates very well. Inside tires are reported to be in good condition, while the dual tires remain usable but show wear.
At the newly reduced $15,000 asking price, this John Deere 8630 may appeal to buyers searching for an affordable used 4WD tractor, high-horsepower tillage tractor, or older articulated John Deere that can still handle serious farm work.
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