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
  • Spout Liner Update | Kooima Ag

    Watch Nick as he explains one of the new improvements we made to our spouts. Contact us to get your new and improved spouts!

    1-800-522-8874

  • Replacement Blades for Kemper™, JD®, & NH® Corn Heads | Kooima Ag

    The choice of replacement blades for your Kemper™, John Deere®, and New Holland® FI rotary corn heads can make a significant difference in performance and yield. Let's explore the three options available:

    Standard Blades
    Hard-Surfaced Blades with Tungsten Carbide Edge
    Serrated Aggressive Blades
    ...

  • Keep Rocks Out of Your Harvester! | Kooima Ag

    This special sensor stops the feed drive when rocks are detected. The Rock Stopper fits many makes and models (including pull types) as long as your machine has a working metal detector.

    Kooima Ag is the exclusive USA distributor for this product! To find out more, or to purchase your rock stop...

  • K9000KIT Install | Kooima Ag

    This kit will help with opening the feed rolls wider. It will also help by closing spaces that corn could fall through. Watch to see Nolan explain the installation process with this kit.

    K9000KIT: https://www.kooimaag.com/products/earlage-kit-2
    K105729 RH Earlage Side Plate: https://www.kooima...

  • New Holland® 900 Series Replacement Parts | Kooima Ag

    We offer a variety of different parts from feed rolls to blower bands, and many different models, including older cutters and pull types! We are always expanding our product lines! See what Cole has to say about our replacement parts to fit 900 and FP230 series New Holland® cutters.

    Shop our lin...

  • How to Install the Sharpening Stone on a 7000 Series JD® Harvester | Kooima Ag

    Kooima Ag Sharpening Stone K56626: https://www.kooimaag.com/products/sharpening-stone-7

  • More Cutting, Less Power | Kooima Ag

    Shop our header parts here: https://www.kooimaag.com/products/forage-harvester-header-parts

  • Testing Results on New Serrated Insert Mixer Knives & Bale Ripper | Kooima Ag

    The customer has seen a decrease in the time he has to mix each day because of these Kooima Ag products. Our carbide insert style serrated knives are long-lasting and have a more aggressive cutting edge. Here at Kooima Ag, we have your mixing solutions! Our knives are made right in our building...

  • Kernel Processor Roll Options & Advice | Kooima Ag

    Shop our Kernel Processor Rolls on our website https://www.kooimaag.com/ or call 1-800-522-8874.

  • How to Repair Kemper™ & JD® Rotary Corn Head Intake Disc Sections | Kooima Ag

    KK90654 RH Section: https://www.kooimaag.com/products/intake-disc-weld-on-section-clockwise-rotation-right
    KK90655 LH Section: https://www.kooimaag.com/products/intake-disc-weld-on-section-counterclockwise-rotation-left
    KK4500CB Adjusting Bar Tool: https://www.kooimaag.com/products/kooima-adjusti...

  • K502STOP Installation on a 497 Series & Lower 498 Series Machine | Kooima Ag

    When you are grinding ear corn, it can be a challenge to keep the feed rolls open wide enough to feed properly. On Claas® 497, 498, 499 & 502 series machines, the upper feed rolls are controlled by hydraulic cylinders to monitor the crop flow. When doing ear corn the cylinders are too tight even ...

  • K502STOP Installation on a 502, 499, & 498 | Kooima Ag

    On Claas® 497, 498, 499 & 502 series machines, the upper feed rolls are controlled by hydraulic cylinders to monitor the crop flow. When doing ear corn, the cylinders are too tight, even on the lowest setting. The cylinder pulls the ear corn down and does not allow it to reach the cutter drum. Ou...

  • 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/...