Kooima Ag

Kooima Ag

Kooima Ag® – Trusted Ag Parts for 30+ Years

Kooima Ag® manufactures high-quality replacement parts for forage harvesters, combines, mixer wagons, and more, serving brands like John Deere®, Claas®, and New Holland®. With our Direct Advantage, you skip the middleman and work directly with the experts.

Our Roots:
Founded in 1988, we grew from a small shop into a leading ag parts provider. In 2019, we became an independent, family-owned company focused on innovation and value.

Our Expertise:
- Ag knife-making
- Laser welding
- Metal deposition (carbide, stainless, nickel)

Kooima Ag®, Precision. Durability. Value.
www.kooimaag.com

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Kooima Ag
  • K494STOP Earlage Kit Installation, Claas® 494 | Kooima Ag

    Our new K494STOP Kit is just what you need when it comes to grinding ear corn with a 494 series Claas® forage harvester. This kit will help raise the feed rolls, allowing more room to feed in the earlage. To install, the process is straightforward and can be switched back just as easily. See the ...

  • Domai Direct Cut Head - Customer Testimonial | Kooima Ag

    We have 25-foot heads available for John Deere®, Claas®, and New Holland®. Check them out on our equipment page here: https://www.kooimaag.com/equipment

  • Dual Roll Earlage Adapter for New Holland® Choppers | Kooima Ag

    This adapter features an advanced crop flow system with an additional bottom intake roller, complementing the standard top roller. Specially engineered for higher horsepower harvesters and larger corn heads, the KFR920 delivers better cleanout, constant feeding, and increased harvesting speeds av...

  • Single Roll vs Dual Roll Earlage Adapter on a Claas Forage Harvester | Kooima Ag

    Our single roll adapter did a nice 4.2 mph in the field, with our dual roll, we could get up to 6 mph in the same field/conditions. Our K00494 Single Roll adapter is ideal to use in 600 horsepower or less machines for a midsize operation. Our K00498 Dual Roll Adapter is made for higher horsepow...

  • The Importance of Upper Rear Feed Roll When Grinding Ear Corn | Kooima Ag

    Shop upper rear feed rolls here: https://www.kooimaag.com/products/upper-rear-feed-roll-7

  • Bale Ripper Installation for Mixer Wagons | Kooima Ag

    If you put full complete round bales in your mixer wagon, this bale ripper kit results in less time processing the bale. We have seen consistent 15-20 minutes of mixing time shaved off of each bale, as the bale gets brought down into the knives faster. We have also seen less fuel and less wear an...

  • Know When and How to Replace your Feed Roll Teeth | Kooima Ag

    Not sure when you need to replace these teeth? Watch this video and find out! Get your harvester running to its potential this harvest season - don't let worn-out teeth slow you down.

    Visit our website at: https://www.kooimaag.com/
    Or call 800-522-8874.

  • Mixer Knife Styles: Standard & High Performance Serrated Insert | Kooima Ag

    Kooima Ag exclusive High Performance Serrated Insert Knives: These mixer knives use a solid carbide insert edge providing 2-3 times the cutting life of the blades over a standard tungsten coated steel edge. The additional, Kooima Ag patented serrated design, provides a more aggressive cut which ...

  • Standard Serrated VS Serrated Insert Mixer Knives | Kooima Ag

    K385001 - Standard Serrated Knife that fits a Jay-Lor® and Penta™ mixer. The K385001 knife is a step up from the standard OEM knife with the addition of a serrated cutting edge to aggressively cut through tough, stemmy, or dry hay. Each knife is made in our Iowa plant using a high carbon base ma...

  • Bale Slicer & Testimonial | Kooima Ag

    The K385070 Bale Slicer is a great product for farmers that are wanting to shorten hay particle length within the same amount of mixing time. This product is used for cutting livestock rations into smaller particles which helps with feeding. Included in the kit is the K385024BIT replacement knife...

  • K9000 Dual Roll Adapter Running in the Field | Kooima Ag

    The K9000 Dual Roll Adapter features an improved crop flow system with the addition of an extra intake roller on the bottom. Combined with the standard top intake roller, this adapter is specially designed for today's higher horsepower harvesters and larger corn heads, providing better cleanout a...

  • Serrated Edge Mixer Knives | Kooima Ag

    K385018HP knife will fit Art's Way™, Kirby™, Laird™, Meyer™, Peecon®, and Supreme™ vertical mixers.
    https://www.kooimaag.com/products/large-mixer-knife-2?utm_source=youtube&utm_medium=video&utm_campaign=k21187hp-k385018hp

    K21187HP knife will fit Patz® vertical mixers.
    https://www.kooimaag.com/...

  • Factory Direct Mixer Knives | Kooima Ag

    At Kooima Ag®, our tradition of manufacturing excellence is matched by our commitment to superior quality in agricultural knives. With a proven track record serving both OEMs and after-market customers, Kooima Ag® is renowned for providing high-performance products that exceed industry standards....

  • Payloader Hitch - Haul Bales with 1 Person & 1 Payloader | Kooima Ag

    When you have a lot of bales to move out of the field in the fall after harvest, you typically do not have a lot of time or manpower. With this new hitch system we have, you can eliminate having a payloader in the field and back at the farm as well as the tractor pulling the bale wagons. This hit...

  • Replacing Gearbox Seal | Kooima Ag

    Visit our website https://www.kooimaag.com/resources for more tips and other helpful information or call our knowledgeable staff at 800-522-8874 today!

  • Installation of a Knife, Top Strap, and Nut Bar on a JD® 7000 Series | Kooima Ag

    Kooima® Ag has Bundle and Save Kits available in both Corn and Grass knives. We also have standard and high-performance knives. On our website, you can select your Harvester make and model and see all of the products that will fit it.

    Call 800-522-8874 or visit https://www.kooimaag.com/ to see ...

  • Get the Most Out of Your Machine | Kooima Ag

    This heat-treated knife features a tungsten carbide hard-facing, ensuring a long service life even under heavy use and harsh conditions. Perfectly suited for chopping forage, such as hay, alfalfa, winter wheat, and cover crops, these knives are an essential component for maximizing your harvester...

  • Earlage Header Adapter to Fit Claas® Forage Harvesters | Kooima Ag

    The K00498 is the latest offering from Kooima Ag, this adapter has an improved crop flow system with the added additional intake roller on the bottom. Coupled with the standard top intake roller, this adapter is uniquely geared for today's higher horsepower harvesters and larger corn heads; offer...

  • Earlage Header Adapter to Fit John Deere® 8000 & 9000 Harvesters | Kooima Ag

    The K9000 Dual Roll Adapter features an improved crop flow system with the addition of an extra intake roller on the bottom. Combined with the standard top intake roller, this adapter is specially designed for today's higher horsepower harvesters and larger corn heads, providing better cleanout a...

  • Collab® Light System Customer Testimonial - Jeff | Kooima Ag

    The Collab® Light System is a helpful tool to help cutter operators and truck drivers communicate during harvest season. This system will allow the cutter operators to tell the truck drivers when the driver needs to move ahead (speed up) or move back (slow down). It also allows the operator to no...

  • Collab® Light System | Kooima Ag

    The Collab® Light System is a helpful tool to help cutter operators and truck drivers communicate during harvest season. This system will allow the cutter operators to tell the truck drivers when the driver needs to move ahead (speed up) or move back (slow down). It also allows the operator to no...

  • Introducing our Quick Hitch System! | Kooima Ag

    We are excited to offer this new product! When you have a lot of bales to move out of the field in the fall after harvest, you typically do not have a lot of time or manpower. With this new hitch system we have, you can eliminate having a payloader in the field and back at the farm as well as the...

  • Boost Harvest Efficiency with Smarter Communication | Kooima Ag

    The Collab® Light System is a helpful tool to help cutter operators and truck drivers communicate during harvest season. This system will allow the cutter operators to tell the truck drivers when the driver needs to move ahead (speed up) or move back (slow down). It also allows the operator to no...

  • Collab® Light System Customer Testimonial | Kooima Ag

    The Collab® Light System is a helpful tool to help cutter operators and truck drivers communicate during harvest season. This system will allow the cutter operators to tell the truck drivers when the driver needs to move ahead (speed up) or move back (slow down). It also allows the operator to no...