Flush Valve Seal for Kohler, 4 Pack Upgraded Silicone Material Toilet Replacement Tank Parts Canister Flush Valve Kit Gasket for K-GP1059291

Perfect replacement for Kohler K-GP1059291 canister flush valve seal (red or yellow color). Compatible with K-4436 parts. Made of high quality silicone material, compared with ordinary rubber toilet seal, our product is better resistant to chlorine and other chemicals in the water supply and has a long service life. Fits perfectly with all Kohler toilets with a canister flush valve, can fixe leaks and prevents ghost flushes from happening.
Outside Diameter: 3.3"
Inside Diameter: 2.6".
Easy to install: 1. Remove the valve stem by turning it from the bottom of the canister. 2. Remove the stem and old gasket, wipe off old rotting rubber on the surface. 3. Secure the inner ring of the seal around the tank lip. 4. Put it back and give it a few test rinses to make sure it's fully functioning and sealing properly. Come with 4 pack flush valve seals.