Combine Models — Browse All Makes & Manufacturers

Type the model name, series, or manufacturer directly into the search bar at the top of the page. You can also browse from the combine category page and apply filters for manufacturer and year to narrow results to machines that match your criteria.

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Conventional combines use a cylinder and concave to thresh grain, followed by straw walkers to separate remaining grain from the straw. Rotary combines replace the straw walkers with one or two longitudinal rotors that spin the crop through a cage-like separation system. Rotary machines generally deliver higher throughput in heavy crop conditions, while conventional machines can have an advantage in certain fragile crops or very dry, brittle straw conditions where rotor damage to grain is a concern.

Header width varies significantly by crop and machine class. Grain headers on mid-size combines typically run from 20 to 30 feet, while flagship combines in the CLAAS LEXION and John Deere X9 class regularly operate with headers from 35 to 45 feet or wider. Draper headers, which use a belt-based crop delivery system rather than a conventional auger, have become increasingly common on larger machines for their ability to handle high-volume crop flow without bunching.

The key inspection points are the threshing cylinder or rotor, concave bars and wires, and separation grates – all areas subject to abrasive wear that directly affects grain loss and quality. A used combine inspection should also include the cleaning shoe, sieves, and fan system, as worn or bent components here increase losses without obvious external symptoms. Telematics data, where available, can reveal historical performance patterns that physical inspection alone cannot show.

Grain tank capacity determines how frequently the combine needs to unload into a grain cart or truck – a significant productivity factor in large-scale operations where stopping to unload costs time and disrupts the harvesting rhythm. Mid-range combines typically offer grain tanks from 250 to 350 bushels, while flagship machines run from 400 to over 600 bushels. Unloading rate matters as much as capacity: a large tank that unloads slowly creates its own bottlenecks.

Yes, and it is one of the most important practical considerations when evaluating a used combine. Most manufacturers design their feeder house and header mounting systems to specific proprietary dimensions, which means a header from one brand will not fit another without an adapter. Within a brand's own lineup, compatibility between generations is not always guaranteed either – buyers should verify that any existing headers, or headers they plan to acquire separately, are confirmed compatible with the specific combine model and year they are purchasing.

Current-generation combines from major manufacturers typically include yield mapping, moisture sensing, automatic header height control, and telematics connectivity as standard or near-standard equipment. Older machines may lack some of these features or carry earlier-generation systems with limited compatibility with current farm management software. Buyers integrating a used combine into a precision farming operation should verify the technology generation and software compatibility of the specific machine before purchasing.