John Deere·Harvesters
Forage harvester John Deere F8 400
Self-propelled forage harvester that cuts and chops forage crops.
Main advantages
- JD14X engine, Stage V — emissions standard
- 40 km/h travel speed — faster transport
- AutoLOC with HarvestLab — cut length by crop
- Harvest Monitor — yield monitoring (option)
- 660 mm intake channel — crop flow
Overview
About this product
The F8 400 is a self-propelled F8 series forage harvester with a 545 hp engine. The six-cylinder John Deere JD14X engine meets Stage V, and the main clutch is a hydraulic dry disc clutch.
Harvest Monitor and Harvest Doc, as options, monitor and document yield, while HarvestLab analyses the crop and AutoLOC sets the cutting length from its data. The header drive is infinitely adjustable, and the attachment has a transverse pivot frame.
Specifications
Key machine parameters
| Brand | John Deere |
|---|---|
| Equipment type | Forage harvester |
| Model | F8 400 |
| Power | 545 HP |
| Condition | New |
| Engine make | John Deere |
| Cylinders | 6 |
| Engine displacement | 13.55 L |
| Top speed | 40 km/h |
| Weight | 16500 kg |
| Fuel tank | 1100 L |
| Operator station | Cab |
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Questions & answers
What farmers ask most
- Yes, when «with warranty» is noted on the listing — typically 30–90 days on the powertrain. New tractors/combines ship with full factory warranty via the dealer.
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Product specifications are compiled from publicly available manufacturer sources and are provided for guidance only — confirm all details with the vendor before purchase. Brand names, logos and trademarks are the property of their respective owners; a listing on ADAM does not imply affiliation, sponsorship or endorsement.