February 21, 2026

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10 Best toilet replacement parts of 2026

Save up to 36% off

1

Fluidmaster
Fluidmaster K-400H-021-P8 PerforMAX 2-Inch Everything Toilet Repair Kit, Multicolor
Main highlights

Complete Repair Kit
Includes all necessary parts and tools for toilet repair.

Ideal for DIY Enthusiasts
Perfect for amateur and professional use for toilet fixes.

Highly Praised for Easy Installation
Customers love the straightforward installation process.
Key specs
- size:No Size
- color:Multicolor
- material:Plastic
- installation:Toilet
- warranty:7 Year Limited
9.7

Exceptional

Our Rating

9.9
Tech Support

9.3
Instruction

9.3
Easy installation
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
2

Fluidmaster
Fluidmaster 400AKR Universal All in One Toilet Repair Kit for 2-Inch Flush Valves, Easy Install
Main highlights

Restores Toilet Performance
All-in-one repair kit replaces fill and flush valves.

Ideal for Universal Toilets
Fits most 2-inch flush valve toilets, 1.6 to 3.5 GPF.

Praised for Easy Installation
Simple installation process often takes 10 minutes or less.
9.6

Exceptional

Our Rating

9.3
Simple to use

9.1
Easy installation

8.9
Instruction
3

Fluidmaster
Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor
Main highlights

Powerful and Quiet Performance
Fix noisy, or slow filling fill valves with the quietest, most powerful toilet fill valve available.

Ideal for Home Improvement
Universal fit for most toilet models and brands, perfect for DIY installations.

Ease of Installation
Customers praise the easy installation with step-by-step instructions included.
9.5

Excellent

Our Rating

9.7
Easy installation

9.5
Instruction

9.3
worth the money
4

Fluidmaster
Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit
Main highlights

High Performance and Easy Installation
The PerforMAX fill valve and flapper kit offers high performance and is easy to install, making your toilet run like new.

Perfect for Home DIY Projects
Ideal for both amateurs and professionals, it's a great choice for DIY toilet repairs and upgrades.

Reliable and Adjustable Water Control
Customers praise its reliability and easy water level adjustment, enhancing toilet efficiency.
9.4

Excellent

Our Rating

9.9
Easy installation

9.5
Instruction

9.3
worth the money
5

Korky
Korky Ultra Standard 2-Inch Universal Toilet Flapper - Long Lasting Rubber - Easy to Install - Made in USA, 100BP
Main highlights

Universal Fit for Most Toilets
The Korky 100BP Flapper fits 2-inch toilets, including American Standard, Kohler, and TOTO, ensuring compatibility with various models.

Ideal for Fixing Leaks Quickly
Perfect for repairing running and leaking toilets, it helps eliminate costly water waste efficiently.

Ease of Installation Praised by Users
Customers appreciate the straightforward installation process, resolving leaks without hassle and saving on water bills.
9.3

Excellent

Our Rating

9.7
Easy installation

9.3
Instruction

9.1
worth the money
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6

Hibbent
Hibbent Universal Metal Front Mount Toilet Handle Replacement Kit, Brass Toilet Flush Tank Lever with Stainless Steel Flapper Chains for Most Toilets, Chrome

17% Off
Main highlights

Universal Fit Compatibility
Designed to fit most standard front mount toilets with adjustable length.

Ideal for Home and Commercial Use
Perfect for residential bathrooms or high-traffic commercial restrooms.

Ease of Installation
Praised for quick and straightforward installation, even for beginners.
Key specs
- color:Chrome
- material:Stainless Steel, Brass, Zinc Alloy
- finish:Chrome
- handle:Stainless Steel, Aluminum, Brass
- unit count:1.0 Count
9.2

Excellent

Our Rating

9.3
lasts a long time

9.3
Range of movement

9.1
Easy installation
7

Korky
Korky QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528MP
Main highlights

Universal Fit and Easy Installation
Fits 99% of toilets and installs in under 10 minutes.

Ideal for Toilet Upgrades
Perfect for replacing old or noisy valves in 1-piece and 2-piece toilets.

Enhanced Quiet Performance
Reduces toilet noise, praised for quieter operation than previous valves.
9.0

Excellent

Our Rating

9.7
Easy installation

9.1
Instruction

8.9
worth the money
8

houpeoro

Houpeoro Universal Toilet Flusher Replacement Kit, Black Rubber Float Valve with 2-Inch Flapper, Adjustable, Quiet, Easy to Install Toilet Parts (1-Pack)

16% Off
8.8

Very Good

Our Rating
9

Hibbent
Hibbent Universal Metal Side Mount Toilet Handle Replacement Kit, Brass Toilet Flush Tank Lever with Stainless Steel Flapper Chains for Most Toilets, Chrome Finish

17% Off
Main highlights

Universal Fit for Angle-Mount Toilets
Designed to fit most standard angle-mount toilets with adjustable length.

Ideal for Home and Commercial Use
Perfect for home powder rooms and commercial restrooms, providing efficient flushing.

Highly Praised Durability
Customers appreciate the robust brass construction and corrosion-resistant finish.
Key specs
- color:Chrome
- material:Stainless Steel, Brass, Zinc
- finish:Chrome
- handle:Stainless Steel, Aluminum, Brass
- unit count:1.0 Count
8.7

Very Good

Our Rating
10

Kohler
KOHLER GENUINE PART 1188998 2" Toilet Canister Flush Valve Kit

36% Off
Main highlights

Key Features
Harnesses gravity for flush efficiency, compatible with specific KOHLER Cimarron models, includes complete assembly with gasket.

Ideal Use Cases
Perfect for upgrading KOHLER Cimarron toilets K-4418 and K-4369, ensuring optimal flush performance and water conservation.

Customer Praise
Most reviews highlight its perfect fit and ease of installation, significantly improving flush power and efficiency.
Key specs
- material:Metal
- usage:Flush performance
- valve:Toilet Flush Valve
- dimensions:3.25 x 3.25 x 10.87 inches
- color:N/A
8.6

Very Good

Our Rating

9.9
Long life

9.7
worth the money

9.7
Easy installation

10 Best toilet replacement parts of 2026

1

Fluidmaster K-400H-021-P8 PerforMAX 2-Inch Everything Toilet Repair Kit, Multicolor

9.9

9.3

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Fluidmaster 400AKR Universal All in One Toilet Repair Kit for 2-Inch Flush Valves, Easy Install

9.3

9.1

8.9

3

Fluidmaster 400H-002 Performax Universal Toilet Fill Valve High Performance Tank and Bowl Water Control, 1-Pack, Multicolor

9.7

9.5

9.3

4

Fluidmaster K-400H-039 High Performance Toilet Fill Valve with 2-Inch Adjustable Toilet Flapper Kit

9.9

9.5

9.3

5

Korky Ultra Standard 2-Inch Universal Toilet Flapper - Long Lasting Rubber - Easy to Install - Made in USA, 100BP

9.7

9.3

9.1

6

Hibbent Universal Metal Front Mount Toilet Handle Replacement Kit, Brass Toilet Flush Tank Lever with Stainless Steel Flapper Chains for Most Toilets, Chrome

9.3

9.3

9.1

7

Korky QuietFILL Platinum Toilet Fill Valve - Universal Fits 99% of Toilets - Easy Height Adjust for Fast Install, 528MP

9.7

9.1

8.9

8

Houpeoro Universal Toilet Flusher Replacement Kit, Black Rubber Float Valve with 2-Inch Flapper, Adjustable, Quiet, Easy to Install Toilet Parts (1-Pack)

9

Hibbent Universal Metal Side Mount Toilet Handle Replacement Kit, Brass Toilet Flush Tank Lever with Stainless Steel Flapper Chains for Most Toilets, Chrome Finish

10

KOHLER GENUINE PART 1188998 2" Toilet Canister Flush Valve Kit

9.9

9.7

9.7

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