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255/40/18

weak search conversion (0.7%) — 255/40/18 doesn't clear our bar today.

Flapen Score

48
Skip it

Ranks 3,828 of 7,287 Automotive niches · −1 vs the category median of 49

Market size 11Growth 37Conversion 9Competition 81Returns 100Price range 14Avg price 56Brand share 85Review moat 62Quality gap 28
This niche Category average · 7,287 niches

Is 255/40/18 profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 255/40/18 is a $45K/yr Amazon United States market (39K searches/yr). The top 5 brands hold 50% of demand. Verdict: Skip it — 48/100.

255/40/18: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +9.8% over the last 90 days and 0.7% of searches end in a purchase.

$45K

revenue / yr

Units sold / yr750
Search volume / yr+9.8%39K
Conversion rate0.7%
Avg price$156.09

Who owns the niche?

The top 5 brands hold 50% of demand, so 50% of the market is open.

50%

open market share

Brands · sellers23 · 35
Top-5 product click share34%
Open market50%
Avg brand age60 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 36 products

Sponsored placement58%
New entrants (1y)8· 0 succeeded
Avg rating4.6★
Avg reviews1,000

Top 255/40/18 products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

$0$1K$3K$4K$5K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

23 rising

Sellers

35

Top-5 brand share

50%

Top 20: 98%

Top-5 click share

34%

Top 20: 86%

Open market

43%

  • Landspider12%
  • Fullway10%
  • Lexani10%
  • Continental10%
  • Accelera8%
  • Aplus6%

255/40/18 demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume39KCVR0.7%Products36Brands23Top 5 Brands50%OOS Rate5.7%Rating4.6★Reviews1,000Avg BSR#1,701
1K600Spike '25Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.5×

Top 255/40/18 search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • 255/40r1812K/yr
  • 255/40/1815K/yr
  • 255 40 187K/yr
  • 255/40r18 tires5K/yr

What reviews say buyers love and hate about 255/40/18

What buyers mention most, as a share of all reviews.

What buyers love

96% of reviews
Value For Money33%

Great tires great price

Wheel Quality25%

Great tires

Quality-Overall15%

overall very satisfied with quality of tires especially for the price can't beat it you know I I could say that getting them on the rims

Size-Overall9%

Exact fit

Durability5%

have handled well. 4 out of 5

What buyers complain about

58% of reviews
Pressure25%

latter that same day the tire pressure went low

Product Condition13%

older tires not brand new

Value For Money13%

wish it was cheaper

Assembly/Installation8%

though the installers did have a little problem mounting them

255/40/18 return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

78%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
73%
2Compatibility-Overall
8%
3Advertised Vs Actual Product
5%
4Value For Money
5%
5Functionality-Overall
4%

Common 255/40/18 questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 255/40/18 48/100 on Amazon United States — Skip it. The niche generates $45K/yr across 36 tracked products. 0 of 8 products launched in the last 360 days are still selling. Search demand moved +9.8% over the last 90 days.
Search demand for 255/40/18 on Amazon United States is steady year-round — the busiest month runs 1.5× the quietest.