[Lifetime Warranty] K-GP1059291 Canister Flush Valve Seal - Pack of 5

K-GP1059291 Canister Flush Valve Seal - Pack of 5

Key Features

• Package contains five (5) canister flush valve seals.
• Constructed from durable, chemical-resistant rubber material.
• Engineered to provide a direct replacement for the original equipment seal.
• Restores flushing performance and resolves leaks between the tank and bowl.

Replaces / Cross-Reference Part Numbers

• K-GP1059291
• GP1059291
• 2475620
• 1049291

Compatibility & Fitment

• Fits select Kohler single-flush toilets that use a canister-style flush valve.
• Compatible with Kohler Class Five and Class Six toilets.

When to Replace

• The toilet runs continuously or leaks water from the tank into the bowl.
• The existing seal is visibly cracked, warped, brittle, or deteriorated.
• As part of routine maintenance to prevent future valve failure.

Installation Tips

• Turn off the toilet's water supply and flush to empty the tank.
• Remove the tank lid and detach the flush valve canister, typically with a counter-clockwise twist.
• Remove the old seal from the base of the canister.
• Clean the canister's sealing groove and the valve seat in the tank.
• Install the new seal, ensuring it is seated flat and evenly.
• Re-install the canister, restore the water supply, and test for proper function and leaks.