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Kohler GP87449 — Review & Specs | Pricepect | Pricepect

Home Toilet FlappersKohler GP87449

Kohler GP87449 — image 1

Kohler

Kohler GP87449

$5.99

GP87449Blue1 Count (Pack of 1) One Year Limited Warranty

Toilet Flappers

Expert Review Analysis

The Kohler GP87449 is a genuine, blue replacement toilet flapper designed for older two-piece Kohler toilets operating at 1.6 or 3.5 gallons per flush. It features a 2-inch diameter, adjustable design, and corrosion-resistant construction without an integrated float. Manufactured in the United States, it includes a canopy and chain to ensure a reliable seal for legacy plumbing systems.

✓ Best for: Owners of older Kohler two-piece toilets (1.6 GPF or 3.5 GPF) requiring a floatless flapper replacement for routine maintenance to restore flush performance.✗ Not ideal for: Modern pressure-assist toilets, newer Kohler tank models requiring different flapper specifications, or users seeking a flapper with an integrated float mechanism.

Pros

✓Genuine Kohler OEM part ensures exact fit for compatible legacy toilet models
✓Corrosion-resistant material construction provides high durability and longevity
✓Adjustable design allows for reliable sealing to prevent water leaks

Best Seller Rank History

Now#63Best#44Worst#131 +10

Lower = better sales rank

Rating Trend

Rating4.6/ 5Reviews646+39 reviews

Specifications

Design

Height2.0 inches mm

Width3.0 inches mm

Length4.25 inches mm

Flapper Diameter2 inches mm

Product Width7 inches mm

Features

Float TypeWithout Float

MaterialCorrosion-resistant

AdjustableYes

Included ComponentsCanopy, Chain

Genuine PartYes

General

BrandKohler

CompatibilityOlder two-piece Kohler toilets (1.6 GPF, 3.5 GPF), Sterling, Kallista

ManufacturerKOHLER

Compatible ModelsVintage 3410, 3411, 3412, 3413, Wellington 3415, Cayuga 3440, Wellesley 3441, Bolton 3450, 3475, Wellworth 3500, 3502, 3504, 3510, 3512, 3514, 3520, 3

ModelGP87449

Compatibility

GPF Systems1.6 GPF and 3.5 GPF

Origin

Manufacturing LocationUnited States

Dimensions & Weight

Height2.0 inches

Width3.0 inches

Depth4.25 inches

Weight0.09 pounds

Research Sources

plumbersstock.com

standardplumbing.com

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User Reviews

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4.6

(616 reviews)

✓Includes necessary canopy and chain components for immediate installation

✓Manufactured in the United States for consistent quality control standards

Cons

✗Incompatible with newer Kohler tanks requiring the GP1079949 flapper model
✗Limited availability leads to occasional out-of-stock issues for consumers
✗Does not include a float mechanism, limiting use to specific older designs
✗Subject to Prop 65 warning regarding potential exposure to harmful chemicals

From Expert Reviews

Praised by Experts

✓Genuine Kohler OEM part ensures exact fit for compatible legacy toilet models
✓Corrosion-resistant material construction provides high durability and longevity
✓Manufactured in the United States for consistent quality control standards

Criticized by Experts

✗Incompatible with newer Kohler tanks requiring the GP1079949 flapper model

From User Reviews

Users Love

✓Adjustable design allows for reliable sealing to prevent water leaks
✓Includes necessary canopy and chain components for immediate installation

Users Complain About

✗Incompatible with newer Kohler tanks requiring the GP1079949 flapper model
✗Limited availability leads to occasional out-of-stock issues for consumers

Expert Opinion

Professional reviewers and editors do not provide in-depth critical analysis or detailed technical evaluations of this specific part. Retailer descriptions primarily emphasize its status as a highly durable, genuine OEM component suitable for older two-piece toilets, without offering comparative performance metrics or expert critiques.

What Users Say

Consumer sentiment appears generally positive, indicated by a high aggregate rating, though verbatim feedback is sparse. The primary recurring theme involves compatibility confusion, where users discover the part does not fit their specific tank model and must seek alternative replacements like the GP1079949.

Common Complaints

Incompatibility with certain Kohler tank models leading to purchase errors. Occasional difficulty finding the item in stock due to supply issues

How It Compares

The Kohler GP87449 is positioned as the correct replacement for legacy 1.6/3.5 GPF two-piece toilets, whereas the GP1079949 is recommended for newer tanks where the GP87449 fails to fit. There is no data available comparing this product to non-Kohler competitors like Fluidmaster.