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This KOHLER® Cimarron toilet tank combines high-powered flush performance with a classic style that suits traditional or contemporary decors. The 1.28 gpf toilet tank features innovative AquaPiston® technology, a patented flush engine that delivers a fast, powerful, and virtually plug-free flush. Pair this toilet tank with a Cimarron toilet bowl for a beautiful, sleek two-piece toilet.
Cimarron® Toilet tank, 1.6 gpf
Features
- 1.6 gpf (6.0 lpf)
- Right-hand Polished Chrome trip lever
- Combines with the K-31588 or K-31589 bowl to create a complete K-31620-RA or K-31640-RA Cimarron® toilet
- AquaPiston® canister optimizes the flow out of the tank, harnessing gravity and the natural, powerful reducing cascade of water to increase the power and effectiveness of the flush
- Easy-to-flush canister design requires less force to actuate than a 3" (76 mm) flapper, and has 90% less exposed seal material which resists conditions that cause wear, tear, shrinkage and swelling

