Looking for the best Kohler toilet repair kits? We’ve curated a list of 10 top-rated kits to help you fix common toilet issues with ease.
Kohler toilets are known for their reliability, but even the best need a little TLC over time. Whether it’s a leaky tank or a weak flush, the right repair kit can save you time and money. We’ve put together a guide to the best Kohler toilet repair kits to help you fix common issues with ease.
These kits are genuine Kohler parts, ensuring a perfect fit and long-lasting performance. From silent fill valves to canister flush kits, we’ve got you covered. Say goodbye to frustrating leaks and hello to a smoothly running toilet.
Ready to tackle your toilet troubles? Let’s dive into the top Kohler repair kits that will make your bathroom feel like new again.
List of Top 10 Kohler Toilet Repair Kits
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Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5″ x 3.5″ x 3″ |
This Kohler Silent Fill Valve Kit is perfect for anyone with a Kohler Class Five toilet who wants to keep their warranty valid and ensure their toilet works quietly and efficiently. It’s easy to identify if this part fits your toilet by checking the shank color. |
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KOHLER GENUINE PART 1188998 2″ Toilet Canister Flush Valve Kit |
This KOHLER GENUINE PART is perfect for anyone with a KOHLER Cimarron toilet tank needing a reliable flush valve kit. It’s easy to identify if it fits your tank and optimizes flush performance. |
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KOHLER GENUINE PART GP1229656 Canister Repair Kit, For single flush canister toilets, Includes cap, center guide and chain |
This KOHLER GENUINE PART GP1229656 Canister Repair Kit is perfect for homeowners who want to fix their single flush canister toilets. It’s easy to use and includes everything you need, like the cap, center guide, and chain. |
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Kohler Genuine Part 1083980 3″ Toilet Canister Flush Valve Kit |
This Kohler Genuine Part 1083980 is perfect for homeowners with a Kohler Cimarron toilet tank (model K-4634). If your toilet needs a 3-inch canister flush valve, this kit is the exact replacement you need. |
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KOHLER Silent Fill Toilet Valve Kit, Genuine Part GP1138930, Adjustable with Multiple Fill-Rate Inserts |
This KOHLER Silent Fill Toilet Valve Kit is perfect for anyone who wants a quiet, efficient toilet. It’s great for saving water and works best with Kohler Class 5 toilets. |
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KOHLER 3″ Toilet Flush Valve Kit, Black, Compatible with Kohler Wellworth toilets, 3″ Canister with a 3″ Outlet, GENUINE PART 1069722 |
This KOHLER 3″ Toilet Flush Valve Kit is perfect for anyone with a Kohler Wellworth or Highline Classic toilet (model K-4632) that needs a reliable replacement part. It’s a genuine Kohler part, ensuring a perfect fit and optimal performance for your toilet. |
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Hebewater Canister Flush Valve Replacement Kit, Compatible with Kohler GP1229656, K-1188999, K-1188998, for AquaPiston System, Includes Center Guide, Cap and Chain, Toilet Tank Repair Kit. |
This Hebewater Canister Flush Valve Replacement Kit is perfect for homeowners and businesses looking for a quick, budget-friendly fix to a leaky or poorly flushing toilet. If your toilet uses a Kohler GP1229656 or AquaPiston system, this kit will get it back in perfect working order with easy, no-tool installation. |
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KOHLER GENUINE PART 87998 Toilet Flush Valve Kit, Corrosion Resistant |
This KOHLER GENUINE PART 87998 Toilet Flush Valve Kit is perfect for homeowners with Kohler toilets. It’s easy to install and fits specific models, so check your tank number first. |
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Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs |
This flush valve seal is perfect for anyone with a Kohler toilet that has a leaky flush valve. It’s easy to install and saves money on water bills. |
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Kohler Part 85406 2″ Toilet Flush Valve Kit, Colors may vary |
This Kohler Part 85406 is perfect for anyone with a Wellworth, Highline, or other Kohler toilet needing a reliable flush valve replacement. It’s easy to install and improves flushing performance. |
Detailed Reviews
Discover the top 10 Kohler Toilet Repair Kits carefully selected for performance, durability, and value. Each kit is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit for your needs. From silent fill valves to corrosion-resistant flush kits, these genuine parts promise reliable repairs and long-lasting results. Dive in to find the best Kohler solution for your toilet and restore its flawless performance today!
1. Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5″ x 3.5″ x 3″

Keep your Kohler toilet running smoothly with this genuine Kohler part. It’s the silent fill valve kit designed to keep your toilet performing at its best.
This manual fill valve is adjustable. It ensures the correct part is used. Protect your warranty with this authentic Kohler component.
The shank color is your guide. If it’s black, this is the valve you need. For a grey shank, you’ll need a different part.
| Pros | Cons |
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Perfect For:
This Kohler Silent Fill Valve Kit is perfect for anyone with a Kohler Class Five toilet who wants to keep their warranty valid and ensure their toilet works quietly and efficiently. It’s easy to identify if this part fits your toilet by checking the shank color.
Ready to Purchase?
2. KOHLER GENUINE PART 1188998 2″ Toilet Canister Flush Valve Kit

The KOHLER GENUINE PART 1188998 is a 2″ Toilet Canister Flush Valve Kit. It is a complete assembly with a tank-to-bowl gasket. This kit is designed to optimize flush performance.
The 3″ canister has a 2″ outlet that uses gravity to improve flushing. It is compatible with KOHLER Cimarron tank models K-4418 and K-4369. To check compatibility, look inside the back wall of your toilet tank for the model number.
This kit is a genuine KOHLER part, ensuring quality and reliability. It is easy to install and will improve your toilet’s performance.
| Pros | Cons |
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Perfect For:
This KOHLER GENUINE PART is perfect for anyone with a KOHLER Cimarron toilet tank needing a reliable flush valve kit. It’s easy to identify if it fits your tank and optimizes flush performance.
Ready to Purchase?
3. KOHLER GENUINE PART GP1229656 Canister Repair Kit, For single flush canister toilets, Includes cap, center guide and chain

Keep your KOHLER toilet working perfectly with the GENUINE PART GP1229656 Canister Repair Kit. This kit is designed specifically for single flush canister toilets, ensuring a proper fit and reliable performance.
This essential repair kit includes the cap, center guide, and chain needed to restore your toilet’s flushing mechanism. For the best results, KOHLER recommends also replacing the seal with part number GP1059291.
Trust KOHLER GENUINE PARTS. They are made to last. Get your toilet flushing like new again!
| Pros | Cons |
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Perfect For:
This KOHLER GENUINE PART GP1229656 Canister Repair Kit is perfect for homeowners who want to fix their single flush canister toilets. It’s easy to use and includes everything you need, like the cap, center guide, and chain.
Ready to Purchase?
4. Kohler Genuine Part 1083980 3″ Toilet Canister Flush Valve Kit

The Kohler Genuine Part 1083980 is a 3″ Toilet Canister Flush Valve Kit. It features a 3″ canister with a 3″ outlet. This part is specifically designed for certain toilets.
To check if it fits, look inside your toilet tank’s back wall for the model number. This kit is compatible with the Kohler Cimarron tank model K-4634. It is not a universal part, so make sure to verify compatibility before purchasing.
| Pros | Cons |
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Perfect For:
This Kohler Genuine Part 1083980 is perfect for homeowners with a Kohler Cimarron toilet tank (model K-4634). If your toilet needs a 3-inch canister flush valve, this kit is the exact replacement you need.
Ready to Purchase?
5. KOHLER Silent Fill Toilet Valve Kit, Genuine Part GP1138930, Adjustable with Multiple Fill-Rate Inserts

Upgrade your toilet with the KOHLER Silent Fill Toilet Valve Kit. Enjoy a quiet flush thanks to its innovative Silent Fill Technology. This genuine part is designed for optimal performance and water conservation.
Easily adjust it with multiple fill-rate inserts for a perfect flush every time. It’s compatible with Kohler Class 5 toilets, so check your shank color to ensure a perfect fit.
| Pros | Cons |
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Perfect For:
This KOHLER Silent Fill Toilet Valve Kit is perfect for anyone who wants a quiet, efficient toilet. It’s great for saving water and works best with Kohler Class 5 toilets.
Ready to Purchase?
6. KOHLER 3″ Toilet Flush Valve Kit, Black, Compatible with Kohler Wellworth toilets, 3″ Canister with a 3″ Outlet, GENUINE PART 1069722

The KOHLER 3″ Toilet Flush Valve Kit is a genuine replacement part designed for Kohler Wellworth toilets. It features a 3″ canister with a 3″ outlet, ensuring a perfect fit for your toilet. This kit is easy to identify and install, making repairs simple.
It’s compatible with the Kohler Wellworth Highline Classic tank, model number K-4632. To confirm compatibility, check inside your toilet tank’s back wall for the model number. This ensures the part works seamlessly with your toilet.
This flush valve kit is a reliable solution for maintaining your toilet’s performance. It’s a genuine KOHLER part, so you can trust its quality and durability.
| Pros | Cons |
|---|---|
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Perfect For:
This KOHLER 3″ Toilet Flush Valve Kit is perfect for anyone with a Kohler Wellworth or Highline Classic toilet (model K-4632) that needs a reliable replacement part. It’s a genuine Kohler part, ensuring a perfect fit and optimal performance for your toilet.
Ready to Purchase?
7. Hebewater Canister Flush Valve Replacement Kit, Compatible with Kohler GP1229656, K-1188999, K-1188998, for AquaPiston System, Includes Center Guide, Cap and Chain, Toilet Tank Repair Kit.

Hebewater Canister Flush Valve Replacement Kit is a perfect fit for Kohler GP1229656 and AquaPiston systems. It fixes common toilet problems like leaks and weak flushes.
This kit includes all key parts for a full repair. It’s made of strong ABS material for long-lasting use. Works with both single and double-piece toilets.
No tools needed for installation. Saves time and money on repairs. Great for homes and businesses.
| Pros | Cons |
|---|---|
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Perfect For:
This Hebewater Canister Flush Valve Replacement Kit is perfect for homeowners and businesses looking for a quick, budget-friendly fix to a leaky or poorly flushing toilet. If your toilet uses a Kohler GP1229656 or AquaPiston system, this kit will get it back in perfect working order with easy, no-tool installation.
Ready to Purchase?
8. KOHLER GENUINE PART 87998 Toilet Flush Valve Kit, Corrosion Resistant

Restore your Kohler toilet with the genuine 87998 Flush Valve Kit. This is the exact part designed for your Kohler tank, ensuring a perfect fit and reliable performance.
No more leaks. Get your toilet flushing like new. Enjoy a water-saving flush every time.
This kit is built to last. It’s corrosion-resistant for long-term use. Upgrade your toilet today.
| Pros | Cons |
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Perfect For:
This KOHLER GENUINE PART 87998 Toilet Flush Valve Kit is perfect for homeowners with Kohler toilets. It’s easy to install and fits specific models, so check your tank number first.
Ready to Purchase?
9. Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs

Tired of leaky toilets and wasted water? This premium silicone flush valve seal is your easy fix for Kohler toilets. It stops leaks and restores quiet operation, saving you money on your water bills.
Installation is a breeze! You won’t need any special tools or plumbing skills. In just a few minutes, you can replace your old seal and enjoy a perfectly functioning toilet again, without even moving the tank.
This upgraded silicone lasts longer. It’s a great replacement for Kohler parts. Get yours today!
| Pros | Cons |
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Perfect For:
This flush valve seal is perfect for anyone with a Kohler toilet that has a leaky flush valve. It’s easy to install and saves money on water bills.
Ready to Purchase?
10. Kohler Part 85406 2″ Toilet Flush Valve Kit, Colors may vary

The Kohler Part 85406 is a 2″ Toilet Flush Valve Kit designed to fix and improve your toilet’s flushing. It works with Wellworth, Highline, and other Kohler toilets. This kit includes everything you need for a quick and easy repair.
It comes with a flush valve, 2″ flapper, triangle gasket, and bolts. This kit replaces older parts like the black flush valve with a red flapper and part number 84246. It’s a genuine Kohler part that ensures reliable performance.
| Pros | Cons |
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Perfect For:
This Kohler Part 85406 is perfect for anyone with a Wellworth, Highline, or other Kohler toilet needing a reliable flush valve replacement. It’s easy to install and improves flushing performance.
Ready to Purchase?
Buying Guide
Kohler toilets are reliable, but even the best need a little TLC over time. The right repair kit can save you time and money. We’ve put together a guide to help you choose the best Kohler toilet repair kit for your needs.
Buying a Kohler toilet repair kit should be easy and stress-free. With the right information, you can fix common issues and keep your toilet running smoothly. Let’s explore the key factors to consider when making your choice.
Here’s what to look for:
- Compatibility: Make sure the kit fits your Kohler toilet model. Check the model number inside your tank’s back wall to avoid mistakes.
- Genuine Parts: Choose genuine Kohler parts for a perfect fit and long-lasting performance. They protect your warranty and ensure quality.
- Type of Repair: Identify the issue first. Is it a leaky tank, weak flush, or noisy fill valve? Pick a kit designed for that problem.
- Material Quality: Look for kits made with durable materials like ABS or silicone for longer-lasting repairs.
- Ease of Installation: Some kits require no tools, while others need basic plumbing skills. Choose one that matches your comfort level.
- Included Parts: Check what’s in the kit. Some include seals, chains, or gaskets, saving you extra trips to the store.
- Price: Compare prices, but don’t sacrifice quality. A genuine Kohler part might cost more but offers better value in the long run.
With these factors in mind, you’ll find the perfect Kohler toilet repair kit to keep your bathroom running like new.