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Kohler GP83064 — Review & Specs | Pricepect | Pricepect

Home Toilet FlappersKohler GP83064

Kohler GP83064 — image 1

Kohler

Kohler GP83064

$9.20

GP83064Red1 Count (Pack of 1) One Year Limited Warranty

Toilet Flappers

Expert Review Analysis

The Kohler GP83064 is a 2-inch red rubber flapper designed as a genuine OEM replacement part for select older Kohler one-piece toilets. It features corrosion and chemical resistance to chloramines and chlorine tank cleaners, ensuring durability in harsh environments. The product includes a stainless steel chain and hook for lever connection, offering an exact fit for specific vintage models without the need for adjustment.

✓ Best for: Owners of older Kohler one-piece toilets (e.g., Rialto, Pillow Talk) experiencing flush failures from worn flappers. Ideal for DIY tank repairs in homes with pre-2000s Kohler models, preventing leaks in corrosion-prone environments, or maintaining original performance without universal mismatches.✗ Not ideal for: Users with newer Kohler models or non-Kohler toilets requiring a universal flapper. Not suitable for applications where an adjustable float mechanism is necessary for water level control.

Pros

✓Provides exact OEM fit for specific older Kohler one-piece toilet models
✓Constructed from TPR rubber to resist corrosion and harsh chemical cleaners

Best Seller Rank History

Now#89Best#22Worst#89 -67

Lower = better sales rank

Rating Trend

Rating4.6/ 5Reviews1,423+95 reviews

Specifications

Accessories

Included ComponentsStainless steel chain with hook

Chain MaterialStainless Steel

Design

ColorRed

MaterialThermoplastic Rubber (TPR) / Rubber

Flapper Diameter2 inches mm

Length7.5 inches mm

Width4.25 inches mm

Features

AdjustabilityNon-adjustable float

Chemical ResistanceResistant to chloramines and chlorine tank cleaners

Corrosion ResistanceYes

General

BrandKohler

ManufacturerKOHLER

ModelGP83064

WarrantyOne Year Limited Warranty

Quantity1 Count (Pack of 1) count

Material Composition

Chemical ResistanceResistant to chloramines and chlorine tank cleaners

Compatibility

Fit TypeNon-universal, specific to older Kohler one-piece models

Dimensions & Weight

Height1.0 inches

Width3.0 Inches

Depth4.5 inches

Weight0.01 pounds

Research Sources

griggindustries.com

parksupplyofamerica.com

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Kohler GP83064 vs Kohler GP1078441

User Reviews

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4.6

(1,328 reviews)

✓

Includes a durable stainless steel chain and hook for reliable lever connection

✓Simple clip-on installation resolves original flush valve issues effectively

✓Restores original toilet function without requiring universal fit compromises

Cons

✗Limited to specific older Kohler one-piece models and is not a universal fit
✗Non-adjustable float design may not suit toilets requiring variable water levels
✗Lack of extensive professional reviews limits independent performance verification

From Expert Reviews

Praised by Experts

✓Genuine OEM status ensures exact compatibility with listed vintage Kohler models
✓Chemical and corrosion resistance positions it as a direct fix for aging toilets

From User Reviews

Users Love

✓Simple problem-free replacement that clips easily into place without hassle
✓Effectively replaces original flapper and flush valve components that caused problems
✓Restores proper toilet function with no reported issues after installation

Expert Opinion

Search results lack dedicated professional reviews from major outlets like Wirecutter or Consumer Reports. Retailer listings emphasize the product's genuine OEM status, exact fit for listed models, and resistance to corrosion and chemicals, positioning it as a direct fix for aging toilets.

What Users Say

Limited user reviews are available, with feedback praising the product as a simple, problem-free replacement. Common praise centers on easy installation and restored function in compatible toilets, with one user noting the flush valve simply turned into place and the flapper clipped on with no problems.

Common Complaints

No recurring complaints identified in the available data.

What People Are Saying

“Replaces original flapper and flush valve that always gave us problems. Flush valve simply turned into place... flapper simply clips onto it... no problems at all.”
5/5 ★Lowe'sNov 2025

How It Compares

vs. Get Pipe KRFN-BP

Advantages

✓Kohler GP83064 includes a specified stainless steel chain, whereas competitor chain inclusion is not specified

Disadvantages

✗Competitor explicitly states it replaces 83064 and is Rialto-specific, offering a direct aftermarket alternative

Choose the Kohler GP83064 for guaranteed OEM compatibility and included hardware; choose Get Pipe KRFN-BP as a potentially cheaper direct replacement if chain inclusion is not critical.

vs. Generic Universal Flappers

Advantages

✓Kohler GP83064 offers exact fit for specific models, avoiding the imprecision of universal parts

Disadvantages

✗Generic universals offer broad compatibility across many toilet brands, whereas Kohler GP83064 is model-specific

Choose the Kohler GP83064 for older specific Kohler models to ensure perfect fit; choose generic universals for newer or mixed-brand toilets where exact OEM parts are unavailable.

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