Kohler Kitchen Faucet Cartridge Replacement: 4 Best Picks Compared (2026)

Updated November 2026

If your Kohler kitchen faucet has started dripping, sticking or delivering water that runs hotter or colder than it should, the cartridge is the most likely culprit. Choosing a kohler kitchen faucet cartridge replacement is less about brand loyalty and more about exact compatibility, since Kohler has used several cartridge designs across its single-handle and pull-down lines. The picks below were selected by reviewing listed specifications, brand reputation for valve parts and common patterns in owner feedback. We considered whether each cartridge matches Kohler part numbers, whether it is marketed as a direct replacement, the materials and valve type it uses, and how clearly the listing identifies the faucets it fits. None of these were installed or tested by our editors.

Our Top Picks

Quick Comparison

Product	Best for	Key feature
Kohler KGP1198201 Kitchen Valve Kit	Owners who want an official-style kit	Complete valve kit with KGP1198201 part reference
N25DW Faucet Cartridge	Owners matching a 25mm cartridge bore	25mm diameter, CUPC certified
Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP	Owners with K-GP77005/77006 faucets	Hot and cold set with 20-tooth spline
Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP	Budget-minded owners on the same models	Ceramic valve in a 2-pack, brass body

Kohler KGP1198201 Kitchen Valve Kit

Best for: Owners who want a replacement identified by a specific Kohler part reference.

This kit is aimed at homeowners who prefer to match the exact Kohler part number printed on the old cartridge or in the installation manual rather than relying on a generic fit. It suits anyone who wants a direct swap without modifying the valve body.

Key specs

• Kohler part reference KGP1198201
• Sold as a kitchen valve kit
• Intended for Kohler kitchen faucet valve replacement

Pros

• Matches a specific Kohler part number, which simplifies compatibility checks
• Designed as a complete valve kit rather than a loose cartridge
• Straightforward choice for owners already working from a Kohler part list

Cons

• Fitment depends on confirming your faucet model before ordering
• Costs more in most cases than generic cartridges, which some owners may find excessive for a simple drip

Bottom line: The best choice if you have already confirmed your Kohler part number and want a kit that matches it directly.

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N25DW Faucet Cartridge

Best for: Owners who need to match a 25mm cartridge bore.

This cartridge is listed as a replacement for several Pfister and Kohler faucet references, so it suits homeowners who have measured their old cartridge and found a 25mm diameter. It is a good option when you want a single cartridge rather than a set.

Key specs

• 25mm diameter
• Single-handle faucet valve cartridge
• CUPC certified (per listing)

Pros

• Diameter is listed clearly, making measurement-based matching easier
• Carries CUPC certification as stated in the listing
• Single-cartridge format suits simple replacements

Cons

• Listed as fitting multiple brands, so you must verify the exact model
• Owners with pull-down or dual-control Kohler faucets may need a different part

Bottom line: A solid pick for owners who have measured a 25mm cartridge and want a single, certified replacement.

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Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP

Best for: Owners with Kohler K-GP77005 or K-GP77006 faucets who want hot and cold cartridges together.

Because this set covers both hot and cold sides, it is well suited to owners who are replacing a worn valve on both sides at once. It is listed for specific Kohler reference numbers, which makes it easier to confirm fit.

Key specs

• Hot and cold cartridge set
• Spline length: 20 teeth
• Designed for Kohler K-GP77005-RP and K-GP77006-RP

Pros

• Covers both hot and cold sides in one purchase
• Specific model references in the listing aid compatibility checks
• 20-tooth spline is stated, helping confirm handle alignment

Cons

• Only useful if your faucet matches these exact references
• Replacing both sides when only one is leaking adds unnecessary parts

Bottom line: Best for owners whose faucet matches these model references and who want a matched hot and cold pair.

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Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP

Best for: Budget-minded owners with the same K-GP77005 or K-GP77006 models.

This two-pack gives you a spare cartridge alongside the replacement, which appeals to owners who want to keep a backup on hand. It is aimed at the same Kohler references as the set above, with a brass body.

Key specs

• 2-pack
• Ceramic valve
• Brass construction
• Designed for Kohler K-GP77005-RP and K-GP77006-RP

Pros

• Two cartridges in one pack, useful for a spare
• Ceramic valve design is common for smooth operation and drip resistance
• Brass body is stated in the listing

Cons

• Compatibility is limited to the specified Kohler references
• Owner feedback on long-term durability varies, so check the return policy

Bottom line: A practical choice for owners on these models who want a spare cartridge and a brass-bodied ceramic valve.

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Buying Guide

Confirm Your Kohler Faucet Model and Part Number

Kohler uses different cartridge designs across its kitchen lines, so the model number is the single most important factor. Look under the sink or on the faucet body for the model code, and check the old cartridge for printed numbers. Matching these is more reliable than matching appearance.

Good picks for this: Kohler KGP1198201 Kitchen Valve Kit, Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP

Cartridge Diameter and Bore Size

Many single-handle cartridges are sold by diameter, commonly around 25mm for certain designs. Measure the outside diameter of the old cartridge with calipers or a ruler across the widest point. A mismatch will prevent the cartridge from seating.

Good picks for this: N25DW Faucet Cartridge

Spline and Handle Alignment

The spline is the set of teeth that locks the cartridge to the handle. Spline count determines how the handle lines up with hot and cold positions. Listings that state spline count, such as 20 teeth, make it easier to confirm the handle will sit correctly.

Good picks for this: Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP, Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP

Single Versus Dual Cartridges

Single-handle faucets often use one cartridge, while some designs use separate hot and cold valves. Decide whether you need one cartridge or a matched pair before ordering. Replacing both sides when only one leaks adds cost without solving a different problem.

Good picks for this: N25DW Faucet Cartridge, Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP

Valve Material and Construction

Ceramic disc valves are widely used in modern faucets because they resist wear and reduce drips when properly seated. Brass bodies are common in cartridge housings. Check whether the listing describes the valve type and body material so you know what you are installing.

Good picks for this: Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP, Kohler KGP1198201 Kitchen Valve Kit

Certification and Compliance

Plumbing parts sold in the US may carry certifications such as CUPC, which indicates the product has been evaluated against plumbing code requirements. Look for these markings in the listing or on the part itself. Certification does not replace confirming fit, but it signals a documented standard.

Good picks for this: N25DW Faucet Cartridge

Installation Tools and Replacement Steps

Most cartridge swaps require shutting off the water supply, removing the handle and retaining nut, pulling the old cartridge, and reinstalling the new one with the correct orientation. Keep a rag, a small Allen wrench or screwdriver, and plumber’s grease on hand. Consult a licensed plumber if you are uncertain about shutoff valves or leaks.

Good picks for this: Kohler KGP1198201 Kitchen Valve Kit, Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP

FAQ

How do I know if I need a new cartridge or a new faucet?

If the faucet drips, sticks, or delivers water at the wrong temperature but the body is intact and the finish is in good condition, a cartridge replacement is often enough. Persistent corrosion, cracked housings, or a worn spout usually point to a new faucet.

Can I use a generic cartridge in a Kohler faucet?

Some generic cartridges are listed as compatible with Kohler references, but fit depends on the exact model. Always check the model number or cartridge diameter against the listing before buying.

Do I need to replace both hot and cold cartridges?

Not always. If only one side leaks or runs at the wrong temperature, you may only need to replace that cartridge. However, if both sides show wear, replacing them together can prevent repeat repairs.

How do I identify my Kohler cartridge model?

Check the faucet body, the installation manual, or the printed numbers on the old cartridge. Kohler product documentation and the company’s customer support can help confirm the correct part reference.

Is a ceramic cartridge better than a rubber-washer style?

Ceramic disc cartridges are generally designed for smoother operation and fewer drips than older compression-style designs. They are common in modern single-handle faucets, but compatibility with your specific faucet still matters most.

Should I turn off the water before replacing a cartridge?

Yes. Shut off the supply valves under the sink, then open the faucet to relieve residual pressure before removing any parts. If the shutoff valves do not close fully, consult a licensed plumber.

How often should a faucet cartridge be replaced?

There is no fixed schedule. Replace it when you notice persistent drips, stiff handle movement, or temperature control problems. Water quality, especially hard water, can shorten cartridge life.

Conclusion

For most owners, the right kohler kitchen faucet cartridge replacement depends on confirming your exact model first. The Kohler KGP1198201 Kitchen Valve Kit suits those working from a specific Kohler part number. The N25DW Faucet Cartridge fits owners who have measured a 25mm bore. The Faucet Cartridges Set for Kohler K-GP77006-RP & K-GP77005-RP is the choice for matched hot and cold replacement on those references, while the Upgraded Faucet Ceramic Cartridge for Kohler K-GP77005-RP & K-GP77006-RP offers a budget-minded two-pack for the same models. For step-by-step guidance, see Replace Kohler Kitchen Faucet Cartridge: Step-by-Step Guide (2026) and Kohler Kitchen Faucet Cartridge Removal: A Step-by-Step Guide (2026), and for related troubleshooting, see Kohler Kitchen Faucet Spray Head Problems: Causes and Fixes (Step-by-Step).

Sources

• Guidance on household water use and fixture efficiency (epa.gov)
• Consumer safety information on plumbing and home repair (cpsc.gov)
• Plumbing product standards and certification information

Related reading

• Kohler Bathroom Faucet Replacement Parts: 3 Best Cartridges Compared (2026)

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