Will KOHLER 1188998 fit every Cimarron toilet?
No. The documented tank models are K-4369 and K-4418. Read the number inside the rear tank wall before ordering.

K-4369 and K-4418 tanks
$29.99
3 in canister · 2 in outlet · gasket included
Ships from a US warehouse in 6 days. Shipping to the United States is included. Shipping details.
One genuine KOHLER 1188998 complete canister flush-valve kit for Cimarron toilet tanks K-4369 and K-4418. The assembly uses a 3-inch canister over a 2-inch outlet and includes the tank-to-bowl gasket. Confirm the tank number molded or stamped inside the rear tank wall; the toilet collection name or bowl number alone does not establish fit.
The measurement
K-4369 and K-4418 tanks
3 in canister · 2 in outlet · gasket included
The fit
Illustration based on the product photo. Use the measurements written on this page.
Cimarron 2-inch canister flush-valve kit is listed for 3 in canister · 2 in outlet · gasket included. Compare every deciding measurement below with your space before ordering.
| Documented tank models | KOHLER K-4369 and K-4418 |
|---|---|
| Canister diameter | 3 in |
| Outlet size | 2 in |
| Tank identification location | Inside rear wall of toilet tank |
| Not for | Unlisted KOHLER tanks, flapper-style valves, 3-inch outlets, or seal-only repair when only GP1059291 is needed |
| Mechanism | Canister flush valve |
| Included | Complete canister assembly and tank-to-bowl gasket |
| Replacement part numbers | 1089671, 1096384, 1113628 and 1362492 |
| Pack quantity | 1 kit |


Ships from a US warehouse in 6 days. Shipping to the United States is included.
You can return an unused item within 30 days of delivery. You pay the return postage. If the item arrives damaged, or it is a different measurement than the product page states, write to support@utiliy.com and Utiliy pays the return.
No. The documented tank models are K-4369 and K-4418. Read the number inside the rear tank wall before ordering.
It has a 3-inch canister and a 2-inch outlet. Both measurements matter.
Yes. This is the complete canister assembly with the gasket.
No. Use the tank model number, because bowls and tanks can be paired or replaced separately.
Possibly not. For a seal-only repair, compare your toilet with KOHLER GP1059291 before replacing the complete valve.
Utiliy transcribes published maker or supplier specifications into consistent units and does not fill in measurements that were not supplied.
10.5 × 10.5 in
Standard 2 in flush valves
5/8 in OD slip-on
20-1/4 × 17-1/2 in
7-1/4 × 7-1/2 in opening
2 in flush valves