John Deere 9400 Tractor Parts
9400 parts and accessories
The John Deere 9400, manufactured from 1996 to 1999, is a high-horsepower row crop tractor known for its robust performance. Powered by a 375 horsepower diesel engine, the 9400 delivers dependable power and efficiency in demanding farming operations. Its high PTO horsepower made it a favorite for tillage and other PTO-driven implements.
The John Deere 9400 was introduced in 1996 as part of the John Deere '9000' series of four-wheel-drive tractors, designed for large-acreage farming operations. Production continued through 1999. This model is equipped with a Cummins N14 diesel engine rated at 375 horsepower, with a displacement of 855 cubic inches (14.0 liters). It featured a robust 12-speed powershift transmission for efficient power delivery. The PTO is rated at 275 horsepower. The hydraulic system provides a flow rate of approximately 46 GPM, typically equipped with 3-4 remote valves. The 9400 does not have a 3-point hitch but can be equipped with a drawbar. Its primary applications included heavy tillage (plowing, disking), planting, and pulling large implements across expansive fields. Distinguishing itself from other models in the John Deere lineup, the 9400 provided higher horsepower and increased traction for maximum productivity.
Specifications
| Engine | Cummins N14 375 HP Diesel |
|---|---|
| PTO HP | 275 HP @ 1000 RPM |
| Transmission | Powershift 12-speed |
| Hydraulics | 46 GPM, 3-4 remotes |
| 3-Point Hitch | N/A |
| Fuel Capacity | 200 gallons |
| Weight | 34,500 lbs |
| Years Produced | 1996-1999 |
Maintenance Tips
- Engine Oil & Filter: Change engine oil and filter every 250-300 hours using the recommended John Deere oil specification. Regularly inspect the oil level and condition.
- Hydraulic System: Check hydraulic oil levels and filter condition every 500 hours. Replace hydraulic filters according to the manufacturer's recommendations to prevent contamination.
- Fuel System: Use clean, high-quality diesel fuel and replace fuel filters regularly. Drain water from the fuel/water separator to prevent fuel system issues.
- Seasonal Storage: Before storing the tractor for the off-season, fill the fuel tank to prevent condensation, change engine oil and filter, grease all fittings, and disconnect the battery. Store in a dry, sheltered location.
History & Background
Introduced in 1996, the John Deere 9400 was a significant addition to the John Deere four-wheel-drive tractor lineup. It represented a step up in horsepower and pulling capacity for large-scale farming operations. The 9400 proved to be a reliable and powerful machine that helped farmers cover more ground efficiently.
Frequently Asked Questions
What engine is in the John Deere 9400?
The John Deere 9400 is powered by a Cummins N14 diesel engine, producing 375 horsepower.
What is the PTO horsepower on a 9400?
The John Deere 9400 has a PTO horsepower rating of 275 HP, operating at 1000 RPM.
What oil filter fits the 9400?
The John Deere 9400 typically uses a John Deere oil filter part number AR97247 or a cross-reference such as a Fleetguard LF3349 or Baldwin BD103.
What are common parts needed for the 9400?
Common wear parts for the John Deere 9400 include engine oil filters, fuel filters, air filters, hydraulic filters, belts, hydraulic seals, steering components, and drawbar parts.

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