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57

55398938ac

Worth a look

Shows a thin review moat (19 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 15Growth 68Conversion 86Competition 33Returns 50Price range 59Avg price 74Brand share 52Review moat 99Quality gap 92

Review moat

Incredible18.94

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.0★

avg incumbent rating — lower means beatable quality

Conversion

Great9.7%

search→purchase rate — share of searches ending in a sale

Avg price

Good$102.69

avg listing price — sweet spot $15–$100

Growth

Good+49.1%

90-day search growth — must beat 0% to launch

Price range

Good$55.61–$130.33

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Good74%

top-5 brand share — brands hold most of the demand

Returns

Okay3.0%

return rate — above 5% kills the launch gate

Competition

Okay65%

top-5 click share — leaders hold, buyers still browse

Market size

Bad$60K

$60K/yr · 6K searches

According to Flapen's Amazon United States niche tracking, 55398938ac is a $60K/yr Amazon United States market (6K searches/yr). The top 5 brands hold 74% of demand. Verdict: Worth a look — 57/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

55398938ac market data

Units sold / yr
500–750
avg 0–100/product
Revenue / yr
$51K–$77K
units × avg price
Conversion rate
9.7%
Avg BSR
#156
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
10.0%
Avg brand age
19 months
Avg seller age
251 days

Competition & brand share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

Brands

14 rising

Sellers

17

Top-5 brand share

74%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

19%

  • Tofcbye26%
  • JkorkM16%
  • Camotokiit14%
  • LOBIUTIYA10%
  • bansdans8%
  • zuverlass7%

Demand

Weekly Amazon search volume, last 36 weeks — +49.1% search growth over the last 90 days.
175125Spike '25Holiday '25Spike '26Nov '25Dec '25Jan '26Mar '26Apr '26May '26

Top 55398938ac 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.

0%10%$6K20%$12K30%$18K40%$24K110100 Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

What buyers say about 55398938ac

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall30%

“Sway bar fits”

Value For Money15%

“Excellent price”

Quality-Overall14%

“Perfect figment good quality”

Assembly/Installation7%

“Very easy to install”

Ease Of Use5%

“went on easily”

Advertised Vs Actual Product5%

“Worked as described”

Noise Level3%

“The ride is much quieter now”

Material Quality1%

“The parts feel solid”

Friction1%

“the included bushings help reduce clunking”

Design-Overall1%

“Well built and great price for my 2017 Ram 1500”

What buyers complain about

Quality-Overall16%

“Poor quality”

Size-Overall12%

“The bolts it comes with are too large”

Advertised Vs Actual Product8%

“No included information was included to indicate anything”

Compatibility-Overall6%

“The bolts provided for the bushing brackets are NOT Compatible with the tapping on the frame of the 2011 RAM 1500”

Mounting6%

“The bolts provided with the kit did not fit my existing capture nuts”

Lubrication3%

“Also was not the link that was shown as grease able”

Assembly/Installation3%

“the bushings were a really poor fit for the bushing brackets making the installation difficult”

Rubber Quality3%

“the new rubber makes it hard to grab both bolts”

Defective Material/Parts3%

“Would like it replaced as it must have been a defect”

Value For Money3%

“We ordered it because the shop said it would be cheaper for us to order it”

Top return reasons

Size-Overall28%
Defective Material/Parts25%
Compatibility-Overall17%
Advertised Vs Actual Product10%
Functionality-Overall3%
Shape/Style3%
Mounting3%
Product Condition2%
Maintenance And Repair2%
Value For Money2%

Common questions

Is 55398938ac profitable to sell on Amazon United States?
The niche generates $60K/yr across 17 tracked products. 4 of 7 products launched in the last 360 days are still selling. 90-day search growth is +49.1%. Flapen's verdict: Worth a look (57/100).
How competitive is the 55398938ac niche?
14 brands and 17 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 74% of demand.
What do buyers complain about in 55398938ac?
Top complaints mined from reviews: Quality-Overall, Size-Overall, Advertised Vs Actual Product. The return rate is 3.0%.
What does it cost to enter the 55398938ac niche?
Listings span $55.61–$130.33; the average listing price is $102.69 (sweet spot $15–$100). The average incumbent carries 19 reviews — the moat a new listing must climb.