Kohler GP85160 1.6 GPF Toilet Flapper

Kohler GP85160 1.6 GPF Toilet Flapper

Restore efficient, leak-free flushing to your 1.6 GPF Kohler toilet with the GP85160 Toilet Flapper. This OEM replacement is precision-engineered to match Kohler's original specifications, delivering a consistent watertight seal that stops running water, eliminates phantom flushes, and keeps your toilet operating at peak water efficiency.

Key Features

• OEM Kohler replacement flapper — exact fit for compatible 1.6 GPF Kohler toilet models
• Engineered for 1.6 gallons-per-flush toilets for water-efficient performance
• Watertight seal stops running water, phantom flushes, and incomplete flush cycles
• Durable rubber construction resists chlorine, bacteria, and mineral deposits
• Tool-free DIY installation — installs in minutes
• Helps maintain WaterSense-level efficiency and reduce water bills

Compatibility

Designed for compatible Kohler 1.6 GPF toilet models. Always verify your toilet model number before ordering. Refer to Kohler's parts lookup or your toilet's documentation to confirm fitment.

Why Replace Your Flapper?

A deteriorated flapper in a 1.6 GPF toilet can silently waste hundreds of gallons of water per day. The Kohler GP85160 is a simple, affordable fix that seals tight, flushes right, and keeps your water-efficient toilet performing exactly as designed.