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GP51487 Toilet Tank Bolt Assembly Kit Compatible with Kohler Wellworth | Triangle Tank-to-Bowl Gasket Kit for Most Two-Piece Toilet Tanks
- Fit & Compatibility
- Repair the Tank-to-Bowl Joint
- Rubber Gasket & Brass Hardware
- WHAT'S Included
$9.97
Price as of Oct 16, 2026, 7:47 AM UTC. Prices and availability are subject to change. The price shown on Amazon at the time of purchase applies.
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Key features
Fit & Compatibility
Compatible with Kohler Wellworth two-piece toilets using a 3-bolt triangular tank-to-bowl connection. Check your model, gasket shape, hole spacing and bolt size before ordering this GP51487 tank to bowl gasket kit.
Repair the Tank-to-Bowl Joint
Replace worn toilet tank parts that may cause leaks where the tank meets the bowl. The triangle tank gasket sits between the tank and bowl, while the bolts help secure the connection.
Rubber Gasket & Brass Hardware
This GP51487 replacement kit pairs a rubber triangle tank gasket with corrosion-resistant brass bolts. Repair the tank-to-bowl connection without replacing the toilet when the tank and bowl are in good condition.
WHAT'S Included
This tank to bowl bolt & gasket kit has 1 triangular rubber gasket, 3 brass bolts, 3 washers and 3 nuts. These toilet tank parts are for the tank-to-bowl joint; a fill valve, flush valve and flapper are not included.
Easy Installation
To install the tank to bowl gasket kit, shut off water and drain tank. Align parts, tighten evenly without overtightening; refill and check for leaks.

GP51487 Toilet Tank Bolt Assembly Kit Compatible with Kohler Wellworth | Triangle Tank-to-Bowl Gasket Kit for Most Two-Piece Toilet Tanks
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