kohler 84679-aa model 703
Skip itBrand-locked demand (top 5 brands take 91% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible12.0%search→purchase rate — share of searches ending in a sale
Review moat
Okay1,619.91avg incumbent reviews — the moat a new listing must climb
Returns
Okay3.1%return rate — above 5% kills the launch gate
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay$11.33avg listing price — sweet spot $15–$100
Growth
Okay+12.3%90-day search growth — must beat 0% to launch
Competition
Okay61%top-5 click share — leaders hold, buyers still browse
Price range
Okay$6.91–$18.88cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$109K$109K/yr · 80K searches
Brand share
Bad91%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, kohler 84679-aa model 703 is a $109K/yr Amazon United States market (80K searches/yr). The top 5 brands hold 91% of demand. Verdict: Skip it — 44/100.
Data updated Jul 29, 2026 · scored weekly · How we score niches
kohler 84679-aa model 703 market data
- Units sold / yr
- 8K–10K
- avg 100–250/product
- Revenue / yr
- $91K–$113K
- units × avg price
- Conversion rate
- 12.0%
- Avg BSR
- #1,850
- Page quality
- 0%
- Prime
- 95%
- Sponsored
- 73%
- Out of stock
- 2.5%
- Avg brand age
- 44 months
- Avg seller age
- 151 days
Competition & brand share
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.Brands
11 falling
Sellers
124
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
61%
Top 20: 98%
Open market
7%
- Kohler68%
- Korky8%
- PureHaven5%
- Ullnosoo5%
- OasisFlow4%
- iFealClear2%
- Open — no brand owns it (5 brands, 7%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +12.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.6×
Top kohler 84679-aa model 703 search terms
- kohler toilet flapper27K/yr
- kohler flapper15K/yr
- kohler toilet flapper replacement11K/yr
- kohler flapper replacement9K/yr
- toilet flapper 4 inch9K/yr
- 4 inch toilet flapper5K/yr
- toilet flapper kohler3K/yr
- kohler 1.6 gallon toilet flapper3K/yr
Top kohler 84679-aa model 703 products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 22 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
KOHLER GENUINE PART K-GP84995 FLAPPER Toilet Flapper Hinge 2 hinge flapper used in various one-piece toilets
Kohler$7.624.6★2,857 rev
KOHLER GENUINE PART GP1078441 FLAPPER FOR TWO-PIECE TOILETS WITH CLASS FIVE TECHNOLOGY
Kohler$9.134.5★2,324 rev
KOHLER GENUINE PART GP1078440 FLAPPER (SHARK-FIN)
Kohler$9.534.6★1,525 rev
Kohler (BLUE PART GP85160 FLAPPER WITH FLOAT) 2 2 In.
Kohler$9.164.5★3,816 rev
Kohler KO-83064 GENUINE PART GP83064 FLAPPER FOR SELECT ONE-PIECE TOILETS
Kohler$8.884.6★1,424 rev
Newest
by launch date
Class 5 3-1/4 Toilet Flapper Replacement Compatible with Kohler Toilet Part GP1078441 Replaces K-GP1016546/1042313 High Performance Toilet Flapper with Stainless Steel Chain Hook Easy to Install
iFealClear$9.8349 rev
3Pcs Canister Flush Valve Seal for Kohler Toilet Tank Parts GP1059291 Flush Valve Seal Silicone Gasket Replacement Parts Toilet Seal Ring
Hidnvefen$8.7782 rev
3.5 inch Red Silicone Toilet Flapper Replacement for Kohler GP1039444 with Stainless Chain for One-Piece Toilets 1 Pack
OasisFlow$11.8028 rev
Toilet Flapper Replacement Kit for Kohler GP1105825 Replacement Flapper with Float Kit Replacement flapper with float kit for Various Kohler Toilets High Performance Universal Toilet Tank Flapper
PureHaven$9.6245 rev
2 inch Toilet Flapper for Kohler GP1078440 Toilet Flapper Flexible Rubber Toilet Plug Flapper Toilet Tank Flapper Replacement Red
hansengroyi$10.3132 rev
Trending
90-day click momentum3Pcs Canister Flush Valve Seal for Kohler Toilet Tank Parts GP1059291 Flush Valve Seal Silicone Gasket Replacement Parts Toilet Seal Ring
Hidnvefen$8.774.3★
Kohler KO-83064 GENUINE PART GP83064 FLAPPER FOR SELECT ONE-PIECE TOILETS
Kohler$8.884.6★
KOHLER GENUINE PART K-GP84995 FLAPPER Toilet Flapper Hinge 2 hinge flapper used in various one-piece toilets
Kohler$7.624.6★
2 inch Toilet Flapper for Kohler GP1078440 Toilet Flapper Flexible Rubber Toilet Plug Flapper Toilet Tank Flapper Replacement Red
hansengroyi$10.314.4★
3.5 inch Red Silicone Toilet Flapper Replacement for Kohler GP1039444 with Stainless Chain for One-Piece Toilets 1 Pack
OasisFlow$11.804.2★
What buyers say about kohler 84679-aa model 703
What buyers praise and complain about, mined from review topics.What buyers love
“Took 1 minute to install”
“Fits perfectly”
“Excellent product”
“As advertised”
“Does not leak, seals perfectly”
“Flapper works”
“Definitely worth the price”
“Easy peasy”
“the toilet now flushes smoothly again”
“Cost effective fix”
What buyers complain about
“Leaks Water”
“Does not fit”
“Product did not work well for me”
“didn't last”
“I couldnt tell until I tried to install it”
“Don't work on my 2 inch toilet”
“This flapper is junk”
“Dont buy used or refurbished for cheap items like this”
“You will lose many dollars in your water bill”
“appears somewhat flimsy”
Top return reasons
Common questions
- Is kohler 84679-aa model 703 profitable to sell on Amazon United States?
- The niche generates $109K/yr across 22 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +12.3%. Flapen's verdict: Skip it (44/100).
- How competitive is the kohler 84679-aa model 703 niche?
- 11 brands and 124 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in kohler 84679-aa model 703?
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Functionality-Overall. The return rate is 3.1%.
- When does demand for kohler 84679-aa model 703 peak?
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- What does it cost to enter the kohler 84679-aa model 703 niche?
- Listings span $6.91–$18.88; the average listing price is $11.33 (sweet spot $15–$100). The average incumbent carries 1,620 reviews — the moat a new listing must climb.