Item # bci1663278

The Kohler K-3979-TR-G9 has been discontinued

** See similar or replacement items below **

Kohler Highline 1.6 GPF Two-Piece Elongated Comfort Height Toilet - Less Seat

Model: K-3979-TR-G9

Replacement for Discontinued Item
The Kohler K-3979-TR has been replaced by: Kohler 1145365
Replacement Model
Kohler 1145365
Replacement Flush Valve Kit
$27.10
We still have product details and accessories, scroll down to see them!

Product Overview

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

Product Features:

  • Two-piece configuration eases installation and maintenance
  • Elongated bowls provide an extra 1-1/2" compared to the traditional round bowl
  • Covered under Kohler’s one-year limited warranty
  • Made from Vitreous china delivering durability and aesthetic appeal
  • Floor mounted installation provides a traditional look and feel
  • Class Five Flush Technology offers superior performance without sacrificing conservation
  • ADA compliant
  • Comfort Height - Providing a higher seat, sometimes referred to as a handicapped toilet, it is designed for ease of use

Product Specifications:

  • Overall Height: 31-3/4" (measured from the bottom of the base to the highest point on the toilet)
  • Overall Length: 29-3/4" (measured from the back of the tank to the front of the rim)
  • Overall Width: 18" (measured from the furthest point on the left to the furthest on the right)
  • Bowl Height: 16-1/2" (measured from the bottom of the base to the rim)
  • Flow Rate: 1.6 GPF (gallons-per-flush)
  • Water Area: 11-3/8" x 8" (inner rim dimensions length X width)
  • Water Depth (From Rim): 5-3/8"
  • Tank Width: 18" (measured from left most to right most points on tank)
  • Tank Length: 8-1/2" (measured from back most to front most points on tank)
  • Trapway (Discharge Passageway) Size: 2-1/8"
  • Distance Between Toilet Seat Installation Holes: 5-1/2"

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


*Denotes a finish or option that has been discontinued.

Manufacturer Resources

Dimensions and Measurements

Bowl Height
16.5 in.
Depth
29.75 in.
Flush Valve Size
3.25 in.
Gallons Per Flush
1.6
Height
31.25 in.
Rough In
12 in.
Trapway
2.125, 2.13 in.
Width
18 in.

Included Components

Angle Supply Included
No
Seat Included
No

Characteristics and Features

Bowl Shape
Elongated
Configuration
Two Piece
Design Features
Chair Height
Flush Type
Gravity Flush
Installation Type
Floor Mounted
Material
Vitreous China
Theme
Basic
Trip Lever Finish
Chrome
Trip Lever Placement
Right

Manufacturer Technology

Flush Technology
Class Five

Warranty and Product Information

ADA
Yes
CA Drought Compliant
No
Collection
Comfort Height
Country Of Origin
USA
Made in America
Yes
WaterSense Certified
No
Product Videos
  • If you have been considering replacing your toilet, yet are wondering how complicated of a job this is? Take a moment and we'll show you just how simple this job can actually be.
    How to remove and install a Toilet
    If you have been considering replacing your toilet, yet are wonde...
How to remove and install a Toilet

How to remove and install a Toilet

If you have been considering replacing your toilet, yet are wondering how complicated of a job this is? Take a moment and we'll show you just how simple this job can actually be.