John Deere 7700 Tractor Parts
The John Deere 7700, manufactured from 1972 to 1977, was a popular choice among farmers for its reliability and power. Powered by a robust John Deere diesel engine producing around 110 horsepower, this tractor delivered dependable performance. With a PTO horsepower of approximately 95, the 7700 was well-suited for a variety of agricultural tasks, making it a versatile workhorse in the field.
The John Deere 7700 was introduced in 1972 as part of the John Deere 'Sound-Gard' tractor line, replacing the older 4020 and 4320 models. Production continued until 1977. The 7700 is equipped with a John Deere 6.4L (390 cu in) 6-cylinder diesel engine, producing approximately 110 engine horsepower. Its PTO horsepower is rated at around 95. Transmission options included a Quad-Range transmission (16 forward and 6 reverse speeds) or a Syncro-Range transmission (8 forward and 2 reverse). The tractor features a standard 540/1000 RPM independent PTO. The hydraulic system provides a flow rate of approximately 27 GPM to power implements and attachments. It features a Category II 3-point hitch, offering a lift capacity of around 5,500 lbs. Common farming applications for the 7700 included row crop operations like planting and cultivating, hay production, livestock feeding, and light tillage work. The Sound-Gard cab, a significant upgrade over previous models, provided operators with a quieter and more comfortable working environment, distinguishing it from earlier John Deere tractors.
Specifications
| Engine | John Deere 6.4L 110 HP Diesel |
|---|---|
| PTO HP | 95 HP @ 540/1000 RPM |
| Transmission | Quad-Range (16F/6R) or Syncro-Range (8F/2R) |
| Hydraulics | 27 GPM, 2 remotes |
| 3-Point Hitch | Category II, 5,500 lbs lift capacity |
| Fuel Capacity | 45 gallons |
| Weight | 11,240 lbs |
| Years Produced | 1972-1977 |
Maintenance Tips
- Check engine oil levels regularly and change the oil and filter every 250 hours of operation using the correct oil specification.
- Inspect and maintain the hydraulic system, ensuring clean fluid and replacing filters according to the manufacturer's recommendations. Periodically check hydraulic hoses and fittings for leaks or damage.
- Use clean, high-quality fuel and replace the fuel filter every 500 hours to prevent fuel system problems. Treat fuel with stabilizer during seasonal storage.
- Before storing the tractor for the winter, drain and flush the cooling system, add antifreeze, and grease all lubrication points. Disconnect the battery and store it in a cool, dry place.
History & Background
The John Deere 7700 was launched in 1972 as part of the new generation of 'Sound-Gard' tractors, prioritizing operator comfort and efficiency. While there were no major redesigns during its production run (1972-1977), the 7700 solidified John Deere's position as a leader in agricultural tractor technology by offering improved ergonomics and powerful performance for the time.
Frequently Asked Questions
What engine is in the John Deere 7700?
The John Deere 7700 is equipped with a John Deere 6.4L (390 cu in) 6-cylinder diesel engine producing approximately 110 horsepower.
What is the PTO horsepower on a 7700?
The John Deere 7700 has a PTO horsepower rating of approximately 95 horsepower. It offers both 540 and 1000 RPM PTO speed options.
What oil filter fits the 7700?
The recommended oil filter for the John Deere 7700 is typically a John Deere AR50041. Cross-references include Wix 51794 and Baldwin BT223.
What are common parts needed for the 7700?
Common parts needed for the John Deere 7700 include oil filters (AR50041), fuel filters (AR50040), hydraulic filters (AR50036), fan belts, hydraulic cylinder seal kits, tie rod ends, and clutch components.

RE61882 - Front PTO Drive Shaft Yoke
SKU: RE61882
25 in stock

RE38725 - Oil; PTO Housing Seal
SKU: RE38725
9 in stock

RE159089 - PTO Solenoid Valve
SKU: RE159089
87 in stock

R95110 - PTO Clutch Drive Plate
SKU: R95110
66 in stock

R129680 - Internal; 1/Pack Snap Ring
SKU: R129680
Out of stock

R125088 - PTO Output Drive Shaft
SKU: R125088
Out of stock

L156976 - PTO (540/1000 RPM) Shaft
SKU: L156976
48 in stock

TY6764 - Compressor New
SKU: TY6764
330 in stock

RE69715 - A/C Compressor W/ Seal Manifold Assy.
SKU: RE69715
15 in stock

RE65804 - Evap. Outlet Line Line
SKU: RE65804
21 in stock

RE57575 - Expansion Valve
SKU: RE57575
30 in stock

RE52546 - Conden.Outlet Line to Evap. Inlet Line Line
SKU: RE52546
2 in stock

RE52508 - 8 Groove (12V) New Clutch
SKU: RE52508
82 in stock

RE52454 - Denso Style w/o Clutch New Compressor
SKU: RE52454
196 in stock

RE49169 - Receiver Drier
SKU: RE49169
928 in stock

RE46483 - Evaporator Inlet Line Line
SKU: RE46483
19 in stock

RE43497 - Blower Switch
SKU: RE43497
522 in stock

RE24308 - Lo-Press. Switch
SKU: RE24308
188 in stock

RE24307 - Hi-Press Switch
SKU: RE24307
223 in stock

RE237675 - Blower Motor
SKU: RE237675
109 in stock

RE217662 - Blower Motor Resistor
SKU: RE217662
28 in stock

RE214439 - Receiver/Drier
SKU: RE214439
928 in stock

RE180243 - Less Valve Evaporator Core
SKU: RE180243
11 in stock

RE174764 - Control Valve
SKU: RE174764
161 in stock
