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Kohler K-3986 Memoirs 1.28 GPF Two Piece Round Front Toilet with Comfort Height Bowl, Less Seat

Item #: BCI1867890
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Product Details for the Kohler K-3986

This product has additional required/recommended options. To configure, add to your cart.

  • Toilet Seat Recommended
  • Angle Supply Recommended
  • Wax Ring Kit Required

Memoirs 1.28 GPF Two Piece Round Front Toilet with Comfort Height Bowl, Less Seat

Featuring the elegant architectural look of the Memoirs Suite with Classic design, this two-piece toilet combines water-saving flush performance with traditional style. A high-efficiency 1.28-gallon flush offers up to 16,500 gallons of water savings per year, compared to a 3.5-gallon toilet, without compromising performance. The round front bowl is positioned at a convenient height for comfort and ease of use.


  • 28-3/8"L x 18-7/8"W x 31-1/8"H
  • High-efficiency system offers bulk flushing performance and best-in-class cleanliness
  • Significant water savings of as much as 16,500 gallons of water annually over a 3.5 gallon toilet
  • Meets strict flushing performance guidelines established by the EPA
  • Consumer rebates are available in some municipalities
  • Large 3-1/4" canister flush valve features a powerful jet action, providing rapid water delivery from tank to bowl
  • Width: 18.875"
  • Length: 28.375"
  • Height: 31.125"
  • Bowl Height: 16.5"
Our SKU: Kohler K-3986

This product is listed under the following manufacturer number(s):

*Denotes a finish or option that has been discontinued

1 Question from the Community
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What are the replacement parts for the fill valve and the flush valve?

The Kohler K-3986 flush valve is 1160315. The fill valve is the Kohler GP1083167.

Memoirs 18" Towel Bar
Memoirs 7" Towel Ring
Memoirs 27" Glass Shelf
Memoirs Single Post Tissue Holder
24" Towel Bar, 18" Towel Bar, Towel Ring, Tissue Holder and Robe Hook

Kohler K-3986 Technical Specs

Bowl Height 16.5
Bowl Shape Round
Comfort Height Yes
Concealed Trapway No
Configuration Two Piece
Country Of Origin USA
Depth 28.375
Flush Type Siphon Jet
Gallons Per Flush 1.28
Height 31.125
Installation Available Yes
Installation Type Floor Mounted
Length 28.375
Made in America Yes
Material Vitreous China
Seat Included No
Theme Traditional
Trapway 2.125
Trip Lever Placement Left
Water Efficient Yes
WaterSense Certified Yes
Width 18.87

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