Kohler GP85160
Score: 85/100
Fluidmaster 5403 Flapper
Score: 92/100Rankings
The Fluidmaster 5403 is a universal adjustable 3-inch toilet flapper designed for high-efficiency toilets, featuring a durable silicone seal and customizable flush volume settings. It offers a solid frame to prevent twisting and includes an adjustable dial to optimize water usage between 1.28 and 1.6 gallons per flush. It is ideal for quick DIY fixes for ghost flushing, water conservation in homes with hard water or chlorine, and universal replacement in brands like Kohler, Toto, or American Standard.
The Kohler GP85160 is a genuine 2-inch blue toilet flapper featuring an integrated adjustable float, designed specifically for 1.6 GPF two-piece Kohler toilets. It offers a tight seal to prevent leaks and includes durable, chlorine-resistant vinyl construction for long-lasting performance. The product comes with a 5-year warranty and is intended as a direct replacement for failing flappers in compatible models.
| Attribute | | |
|---|---|---|
2 inches | 3 inchesbest | |
1 countbest | 1 countbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Material & Durability(4) | ||
Material | Plastic/Vinyl | Silicone |
Seal Type | Tight seal | Silicone |
Hard Water Resistance | null | true |
Water Resistance | null | true |
Design & Features(3) | ||
Chain Material | null | Kink-free |
Installation Type | Direct replacement | DIY |
Flapper Type | Flapper with Float | Adjustable Flapper |
Packaging & Support(2) | ||
Warranty Period | 5 years | 10 Years |
Certifications | None | |
Compatibility & Fit(6) | ||
Flush Valve Compatibility | Bottom outlet | Universal |
Universal Fit | false | true |
Flapper Diameter (inches) | 2 inches | 3 inches |
Toilet Type Compatibility | Two-piece | High-efficiency |
GPF Compatibility | 1.6 | 1.28-1.6 |
Flush Valve Size | 2 | 3 |
Products in the top-left offer the best value (high score, low price).
Retailers and product pages from major home improvement stores describe the Kohler GP85160 as a reliable and efficient solution for toilet maintenance. Reviewers highlight its high-quality materials and precise water level control capabilities, noting it as an ideal choice for homeowners seeking hassle-free performance.
Everyday users generally praise the product for its ease of installation and effectiveness in preventing leaks. Common themes include satisfaction with the adjustable float feature for customizing water levels and the durability of the vinyl material.
Professional reviewers, including Home Improvement expert Bob Vila, highly recommend the Fluidmaster 5403 as the best overall 3-inch flapper for fixing running toilets. Experts praise its universal fit, adjustability, and durable silicone construction, noting that it provides quality you can trust for eliminating leaks in newer high-efficiency toilets.
Everyday consumers generally praise the Fluidmaster 5403 for its ease of installation, water savings, and longevity. Users frequently report that it stops running toilets quickly and fits a wide variety of brands. While some users mention a learning curve for adjustments, the overall sentiment is positive, highlighting its reliability and durability compared to standard flappers.
