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Case IH

Razors Edge Concaves

Flagship Series · 88 Series

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Will This Fit My Combine?

Razors Edge Concaves are available for compatible Case IH Flagship and 88 Series combines. Confirm fitment before you order.

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Key Benefits

Strong Grain-on-Grain ThreshingNotched front section opens the crop early, with less reliance on crop-to-bar contact.
Earlier Grain SeparationProgressively open bar spacing creates more separation area as crop moves through the rotor.
More Even Sieve LoadingModel-specific spacing distributes grain across the Case IH cleaning system instead of one area.
Better Use of Combine CapacityEarlier separation and balanced unloading use more available capacity.
Reduced Risk of Grain LossMoving grain out of the crop material sooner reduces what carries to the back.
Improved Sample QualityBalanced threshing and separation protect grain quality.

How It Works

01

Open the Crop Early

The tighter, notched front section creates aggressive grain-on-grain threshing to release grain early in the rotor.

02

Increase Separation Area

The bar spacing opens progressively as crop moves through the Case IH threshing system, so grain separates sooner instead of carrying farther through the combine.

03

Load the Sieves More Evenly

The model-specific concave design distributes grain across more of the cleaning system, reducing concentrated loading.

Compatible Models

Case IH Flagship7010 · 7120 · 7230 · 7240 · 7250 · 7260 · 8010 · 8120 · 8230 · 8240 · 8250 · 8260 · 9120 · 9230 · 9240 · 9250 · 9260
Case IH 88 Series1680 · 1688 · 2188 · 2338 · 2377 · 2388 · 2577 · 2588 · 5088 · 5130 · 5140 · 5150 · 6088 · 6130 · 6140 · 6150 · 6160 · 7088 · 7130 · 7140 · 7160
Case IH AF Series9 · 10

Not sure which set fits your machine? Check My Fitment →

Specifications

MaterialsHardened steel, jig-welded and approved by Thunderstruck Ag Equipment
Compatible CombinesCase IH Flagship, 88 Series, AF Series
Warranty1-Year Limited Warranty (workmanship, steel integrity, fitment)
Lead Time / ShippingMost orders delivered within one week; tracking provided once shipped
Crop Compatibility
BarleyCanolaChickpeasCornDurumEdible BeansFlaxHard WheatLentilsLupinsOatsPeasRiceRye GrassSesameSorghum / MiloSoybeansWheat
What's Included Model-specific concave set · Required installation hardware · Installation manual · Settings card · Warranty registration card · Combine playbook · Cover plates & cover-plate install manual

Frequently Asked Questions

Razors Edge Concaves are available for compatible Case IH Flagship and 88 Series combines. Select your model or send us your combine model and year so we can confirm the correct concave set.

Wheat, canola, barley, corn, soybeans, edible beans, and other cereals and oilseeds. Combine settings may need adjusting as crops and harvest conditions change.

Designed to run without cover plates in most conditions. A cover plate may be used as a fallback when a specific crop or difficult condition requires additional threshing.

Follow the model-specific installation manual and make sure the concaves are properly levelled before harvest. Product support is available during installation.

Case IH settings cards are available in the support section. You can also use the Dialling In Your Combine playbook and Harvey AI once available.

Yes. Approved Case IH configurations can be purchased through the website or an authorized dealer. Fitment can be confirmed before you order.

From Case IH Operators

The Razors Edge concaves have been a game-changer for us this harvest season. Adjustments are quick and simple, saving us time without the hassle of cover plates. The clean sample we're getting, even with mixed dry and green beans, has been impressive. The concaves handle residue efficiently, and we haven't faced any plugging issues like before.

Duane Smith
Case IH Flagship 8240

The design, with progressively wider openings toward the back, has significantly improved grain flow and made the combine perform better. I no longer have to change concaves or deal with cover plates. The even grain distribution across the pan is a big improvement, especially compared to the overload I used to get on the right side.

Jon Blomgren
Case IH Flagship 8120

I have never been able to put out as many whole cobs out the back end of the machine. When I look at having whole cobs coming out and they're all threshed, we are getting everything we can from the corn as gently as we possibly can.

Ron Rodzos
Case IH Flagship 7120

The sample quality is excellent. We've actually had to lower fan speeds to dirty up the sample, if anything. They run a real clean sample.

Garrett Phillips
Case IH Flagship 8250

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