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Concaves
Concaves for John Deere Combine Harvesters – Threshing Spare Parts
Concaves for combine harvesters are essential components of the threshing system, working together with the threshing cylinder or rotor to separate grain from harvested crop material. The concave provides a controlled threshing surface and allows separated grain to pass through its openings. Its design, condition, and adjustment influence threshing efficiency, grain quality, and the overall performance of the combine during harvesting.
At SPARE-HUB.DE, you can find concaves and related threshing system spare parts for John Deere combine harvesters, including selected S-Series, T-Series, W-Series, and X9 models. Our catalog helps farmers, agricultural contractors, and repair workshops identify suitable replacement components.
Concaves and Threshing System Components
Depending on the combine model, rotor or cylinder configuration, and crop type, different components may be required:
- Concave sections for grain threshing and initial separation.
- Replacement concave elements for compatible threshing assemblies.
- Threshing bars and related crop-processing components.
- Mounting and retaining parts for compatible concave assemblies.
- Related components for maintenance and repair of threshing systems.
How to Choose the Right Combine Concave
When selecting a replacement concave, verify the original part number, combine model, threshing system type, installation position, dimensions, and mounting configuration. Concave design and clearance requirements may vary depending on the crop and machinery specification.
Excessive grain damage, incomplete threshing, unusual vibration, and uneven crop processing may indicate worn or incorrectly adjusted components. Regular inspection and correct adjustment according to manufacturer recommendations help maintain harvesting efficiency.
SPARE-HUB.DE allows customers to search by part number, machinery brand, or model, including multiple references through Excel Search.
Explore John Deere combine concaves, threshing components, and harvesting spare parts at SPARE-HUB.DE, with access to European suppliers and international shipping options.
