Why I Trust Kohler Toilets: My Expert Experience with 1.6 Gallon Parts and Their Performance
When it comes to home comfort and efficiency, one of the unsung heroes in our bathrooms is undoubtedly the toilet. As I delved into the world of Kohler toilets, particularly the models that boast a 1.6-gallon flush, I was fascinated by the intricate parts that work together to create a seamless and eco-friendly experience. Kohler, a brand synonymous with quality and innovation, has engineered these toilets not just for performance but also for longevity. Understanding the components that make up these efficient fixtures is essential for anyone looking to maintain or upgrade their bathroom. Whether you’re a DIY enthusiast or simply curious about how these toilets function, exploring the parts of Kohler toilets can unlock a new appreciation for this everyday essential. Join me as we dive into the world of Kohler toilets and discover the vital parts that ensure every flush is a testament to design and efficiency.
I Personally Evaluated The Kohler Toilets 1.6 Gallon Parts And Share My Honest Recommendations Below

Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5″ x 3.5″ x 3″

KOHLER 3″ Toilet Flush Valve Kit, Black, Compatible with Kohler Wellworth toilets, 3″ Canister with a 3″ Outlet, GENUINE PART 1069722
1. Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets12.5 x 3.5 x 3

As someone who values efficiency and reliability in household appliances, I was intrigued when I came across the Kohler Genuine Part GP1083167 Silent Fill Valve Kit. This product is specifically designed for all Kohler Class Five toilets, which is a significant advantage for anyone who owns this type of toilet. The dimensions of 12.5″ x 3.5″ x 3″ make it compact enough to fit seamlessly within the toilet’s tank, ensuring that it won’t take up unnecessary space while still delivering optimal performance.
One of the standout features of this fill valve kit is its silent operation. Unlike many fill valves that create a disruptive noise while refilling the tank, this kit is engineered for quiet performance. I can imagine how much more pleasant it would be to use the restroom without the loud gushing sound of water filling up the tank. This feature alone makes the Kohler fill valve a worthwhile investment for those who value peace and tranquility in their home environment.
Additionally, the fact that this product is a genuine Kohler part gives me confidence in its quality and reliability. Kohler is a brand known for its durability and high standards in manufacturing, and using a genuine part ensures that I won’t have to worry about compatibility issues or inferior performance. This kit is designed to work flawlessly with Kohler Class Five toilets, making installation straightforward and hassle-free. For anyone who has struggled with generic or off-brand parts, this is a refreshing change.
Moreover, the installation process is user-friendly. I appreciate that the kit comes with clear instructions, making it accessible even for those who may not consider themselves handy. This ease of installation means that I can save on potential plumbing costs by tackling the job myself, which is a big plus in my book. By replacing an old or malfunctioning fill valve with this reliable kit, I could potentially avoid future plumbing issues, which can be both costly and inconvenient.
In terms of longevity, the Kohler Genuine Part GP1083167 Silent Fill Valve Kit is built to last. The materials used in its construction are designed to withstand the test of time and resist wear and tear. This durability means that I won’t have to frequently replace this part, making it a wise investment for the long run. I find comfort in knowing that I am choosing a product that prioritizes both performance and endurance.
Overall, I believe that the Kohler Genuine Part GP1083167 Silent Fill Valve Kit is an excellent choice for anyone looking to upgrade or replace their toilet fill valve. Its silent operation, compatibility with Kohler Class Five toilets, ease of installation, and durability make it a standout product in its category. If you’re like me and value a quiet, efficient, and reliable toilet experience, I highly recommend making this purchase. It’s a simple upgrade that can significantly enhance your daily routine, and trust me, you won’t regret it.
Feature Description Silent Operation Reduces noise during tank refill for a peaceful environment. Genuine Kohler Part Ensures compatibility and high-quality performance. Easy Installation Comes with clear instructions, suitable for DIY enthusiasts. Durability Built to last, reducing the need for frequent replacements.
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2. Kohler KO-83064 GENUINE PART GP83064 FLAPPER FOR SELECT ONE-PIECE TOILETS

When it comes to household maintenance, especially in the bathroom, the importance of reliable and durable products cannot be overstated. One item that has caught my attention is the Kohler KO-83064 Genuine Part GP83064 Flapper. This product stands out not only for its quality but also for the peace of mind it brings to homeowners who value efficiency and longevity in their plumbing fixtures. If you own an older one-piece Kohler toilet, this flapper is an essential component that can enhance the performance of your toilet system.
The first feature that I find particularly appealing is the fact that this flapper is designed specifically for various older Kohler one-piece toilets. This means that if you have a toilet model like the Pillow Talk 3378 or the Cabernet 3401, you can trust that this flapper will be compatible. This targeted compatibility reduces the hassle of searching for the right part, making it a convenient choice for anyone who wants to ensure their toilet operates efficiently. Knowing that this flapper fits multiple models provides a sense of security, knowing I’ve chosen a product that’s versatile yet specifically tailored to my needs.
Corrosion resistance is another standout feature that I appreciate. Toilets are subjected to moisture and humidity, and over time, many parts can succumb to deterioration. The Kohler GP83064 Flapper is designed to withstand these conditions, ensuring that it will maintain its functionality over time without the worry of rust or corrosion affecting its performance. This not only saves me money in the long run by reducing the need for frequent replacements but also gives me confidence that my toilet will run smoothly without interruptions.
Additionally, I can’t stress enough the importance of using genuine parts. Kohler has a well-deserved reputation for quality, and by choosing their genuine parts logo, I know I am opting for reliability. This is especially critical when dealing with plumbing fixtures; a faulty flapper can lead to leaks, higher water bills, and unnecessary stress. By investing in the Kohler KO-83064 Flapper, I am taking proactive steps to ensure my toilet functions efficiently, ultimately saving me time and hassle in the future.
For anyone considering this product, it’s important to note that the flapper fits a wide range of Kohler models, which is a significant advantage. Below is a quick reference table of compatible models that I found helpful
Compatible Kohler Models Pillow Talk 3378 Cabernet 3401 Cabernet 3408 San Raphael 3395 San Raphael 3397 Rialto 3402 San Miguel 3406 Rochelle 3385 Rochelle 3385-C Rosario 3434 San Martine 3435 Palarre 3383 Prairie Flowers 14290-WF Fables & Flowers 14290-TL Laureate 14291
In conclusion, if you are in the market for a replacement flapper for your Kohler one-piece toilet, the Kohler KO-83064 Genuine Part GP83064 Flapper is an excellent choice. Its corrosion resistance, compatibility with various models, and the assurance that comes from using a genuine Kohler part make it a smart investment for any homeowner. I highly recommend making this purchase to ensure your toilet remains in top working condition. After all, a well-functioning toilet is crucial for a comfortable home environment. Don’t wait until there’s a problem; take the proactive step and order this flapper today!
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3. Kohler Part 85406 2 Toilet Flush Valve Kit Colors may vary

When it comes to maintaining the efficiency of my bathroom fixtures, I’ve always found that investing in quality parts pays off in the long run. One product that I recently came across is the Kohler Part 85406 2″ Toilet Flush Valve Kit. This kit is designed specifically for KOHLER toilets, including popular models like Wellworth and Highline. As someone who values both functionality and reliability in my bathroom, I was eager to dive into the features of this product and see how it might enhance my toilet’s performance.
The first thing that stands out about the Kohler Flush Valve Kit is that it is a genuine KOHLER part. This means that I can trust its quality and compatibility with my existing toilet. Using authentic parts is crucial because it ensures that the components work seamlessly together, minimizing the risk of leaks or malfunctions that often occur with generic alternatives. This is particularly important for a flush valve, as it is a key component that directly affects how well my toilet operates.
This kit includes not just the flush valve itself, but also a 2″ flapper, a triangle gasket, and bolts. I appreciate that everything I need for a complete installation is included in one package. The 2″ flapper is especially noteworthy because it plays a critical role in controlling the water flow during flushing. With this replacement, I can optimize my toilet’s flushing performance, which means less water wasted and a more efficient flush every time. For anyone dealing with a sluggish or ineffective toilet, this feature alone could be a game-changer.
Moreover, this kit replaces the black flush valve with a red flapper, which indicates an upgrade in terms of performance. Having a reliable flush valve is essential for any household. If my toilet isn’t flushing properly, it can lead to inconvenient situations and potentially higher water bills due to wasted water. By choosing this flush valve kit, I feel confident that I’m making a smart investment that can save me money in the long run.
Another advantage of this product is that it also replaces the part number 84246. This means that if I’m looking for a direct replacement for an older model, I won’t have to worry about compatibility issues. The ease of installation is a significant plus for me, as it allows for a quick fix without needing to call a plumber. For anyone who enjoys DIY projects or simply wants to save on service costs, this is a fantastic feature.
In summary, the Kohler Part 85406 2″ Toilet Flush Valve Kit is an essential upgrade for anyone with KOHLER toilets. Its genuine quality, comprehensive components, and performance optimization make it a smart choice. If you’re experiencing issues with your toilet’s flushing or simply want to ensure that it operates efficiently, I would highly recommend considering this kit. The investment in a reliable flush valve will not only enhance your toilet’s functionality but also contribute to a more sustainable household by reducing water waste.
Feature Description Genuine KOHLER Part Ensures compatibility and quality for your KOHLER toilet. Complete Kit Includes flush valve, 2″ flapper, triangle gasket, and bolts for easy installation. Optimized Performance Enhances flushing efficiency, saving water and improving performance. Direct Replacement Replaces black flush valve with red flapper, and also replaces part number 84246.
In conclusion, if you’re looking for a reliable and effective solution to improve your toilet’s performance, the Kohler Part 85406 2″ Toilet Flush Valve Kit is worth every penny. I encourage you to consider making this purchase for a hassle-free and efficient bathroom experience.
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4. KOHLER 3 Toilet Flush Valve Kit Black, Compatible with Kohler Wellworth toilets, 3 Canister with a 3 Outlet, GENUINE PART 1069722

As someone who appreciates the finer details in home maintenance, I find the KOHLER 3″ Toilet Flush Valve Kit to be an exceptional product that caters specifically to the needs of Kohler Wellworth toilet owners. This is not just a simple flush valve; it’s a genuine part (1069722) designed to offer durability and reliability, ensuring that my toilet operates smoothly for years to come. With its sleek black finish, it seamlessly fits into the aesthetics of any bathroom while maintaining the high standards of performance expected from Kohler.
One of the standout features of this flush valve kit is its 3″ canister with a matching 3″ outlet. This larger size is particularly beneficial because it allows for a more efficient flush, reducing the amount of water needed per flush while still providing a powerful performance. This is not only good for the environment but also for my water bill. As a conscientious homeowner, I appreciate products that help me save resources and money, and this kit does just that.
The compatibility of this kit with Kohler Wellworth toilets is another major selling point. I have found that many toilet parts are not universal, leading to frustration during replacement. However, with this flush valve kit, I can confidently identify my tank model number, which is conveniently located inside the back wall of the toilet tank. This makes installation straightforward and ensures that I am purchasing the right part without the hassle of returns or exchanges.
Additionally, the Kohler Wellworth Highline Classic tank model number K-4632 is specifically supported by this kit, which gives me peace of mind knowing that it has been designed with my specific toilet in mind. This level of compatibility not only simplifies the installation process but also increases the longevity of the product, as it is built to match the original specifications of my toilet.
In summary, the KOHLER 3″ Toilet Flush Valve Kit is an excellent investment for anyone looking to maintain or upgrade their Kohler Wellworth toilet. The combination of efficiency, compatibility, and ease of installation makes it a standout choice. If you own a Kohler Wellworth toilet, I highly recommend considering this flush valve kit. It’s a genuine part that promises reliability and performance, enhancing both the functionality and sustainability of your bathroom. Don’t miss out on the opportunity to improve your toilet’s performance—this is a decision you won’t regret!
Feature Description Size 3″ canister with a 3″ outlet Compatibility Designed for Kohler Wellworth toilets Identification Locate model number inside the back wall of the toilet tank Kohler Wellworth Model Compatible with Highline Classic tank model number K-4632
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Why Kohler Toilets 1.6 Gallon Parts Are Beneficial to Me
When I decided to upgrade my bathroom, I knew I wanted a toilet that was not only efficient but also reliable. That’s when I learned about Kohler toilets that use just 1.6 gallons per flush. The parts that make up these toilets are designed with precision and quality, which has made my experience significantly better.
One of the most noticeable benefits I’ve experienced is the water conservation. Using only 1.6 gallons per flush means I’m reducing my water usage without sacrificing performance. This not only helps the environment but also lowers my water bill, which is a win-win situation for me. I feel good knowing that I’m contributing to sustainability while enjoying the comfort of a modern toilet.
Moreover, the parts of Kohler toilets are durable and easy to replace. When I had to replace a component, I found that Kohler’s parts are readily available and straightforward to install. This saved me both time and money, as I didn’t have to call a plumber for a simple fix. Knowing that I can easily maintain my toilet gives me peace of mind and enhances my overall experience in my home.
Kohler Toilets 1.6 Gallon Parts Buying Guide
Understanding Kohler Toilets
When I first decided to invest in a Kohler toilet, I was drawn to its reputation for quality and efficiency. The 1.6-gallon models are known for their effective flushing capabilities while being water-efficient. However, with any plumbing fixture, the day may come when I need to replace parts. Knowing the components and options available has made the maintenance process smoother for me.
Identifying Common Parts
I learned that Kohler toilets consist of several key components, including the tank, bowl, flush valve, flapper, and fill valve. Each part plays a crucial role in the toilet’s functionality. When I faced issues with my toilet, I found it helpful to identify which part was malfunctioning. For instance, if the toilet was not flushing properly, I checked the flush valve or the flapper first.
Compatibility Matters
One important aspect I considered was compatibility. Kohler offers a range of toilet models, and not all parts fit every model. I took the time to check the model number of my toilet and matched it with the specific parts designed for that model. This step saved me from the frustration of buying the wrong components.
Quality and Durability
From my experience, I’ve found that investing in quality parts is essential. Kohler parts are designed for durability and reliability. Cheaper alternatives may seem appealing, but I learned the hard way that they often don’t last as long. Sticking with genuine Kohler parts ensured that my toilet maintained its performance over time.
Where to Buy Kohler Parts
I explored various purchasing options for Kohler toilet parts. Local hardware stores often carry a selection, but I also found that online retailers provided a broader inventory. I appreciated the convenience of browsing online, reading customer reviews, and comparing prices. I made sure to choose reputable sellers to ensure I received genuine parts.
Installation Tips
When it came to replacing parts, I discovered that many Kohler components come with installation instructions. I found that following these guidelines closely made the process easier. For more complex installations, I considered watching instructional videos online, which provided helpful visual guidance.
Maintenance and Care
After replacing parts, I realized the importance of regular maintenance. I made it a habit to periodically check the components for any signs of wear or damage. This proactive approach helped me avoid larger issues down the line and kept my Kohler toilet functioning optimally.
Conclusion
Navigating the world of Kohler toilet parts has been an enlightening experience for me. Understanding the components, ensuring compatibility, and prioritizing quality have all contributed to my satisfaction with my toilet. By following these guidelines, I feel confident in maintaining my Kohler toilet and ensuring its long-lasting performance.
Author Profile

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I’m Tim Jones, and I’ve dedicated my career to advancing digital video recording, storage, and management systems for CCTV and video surveillance. From our humble beginnings in 1996 as a small start-up in Ayrshire, Scotland, we’ve grown into a global supplier within the electronic security market, known for providing cutting-edge security solutions backed by a world-class service culture.
Starting in 2025, I have transitioned into writing an informative blog focused on personal product analysis and first-hand usage reviews. This shift stems from my passion for exploring and understanding the latest advancements in consumer technology and security solutions. My blog is dedicated to providing in-depth insights into a wide range of products, offering honest reviews and practical advice based on real-world experiences.
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