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255/40/18

Fail

Buyers convert on only 0.7% of searches, so 255/40/18 is a Fail.

Flapen Score
48
48 / 100
Ranks 3,828 of 7,287 Automotive niches · −1 vs the category median of 49
Market size
$45K/yr39K searches / yr
90-day growth
+9.8%search demand this quarter
Competition
34%top-5 click share · 23 brands · 35 sellers

Flapen Score

255/40/18 against its category

The dotted line is the Automotive average. Past it, 255/40/18 is stronger. Inside it, weaker.

48Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 255/40/18 market on Amazon at a glance

Shoppers on Amazon United States searched for 255/40/18 39K times last year and spent an estimated $45K. The top 5 brands take 50% of clicks. Flapen scores it 48 out of 100, a Fail.

01 · Demand

An estimated 0.7% of those searches ended in a purchase.

Shoppers searched for this 39K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.7% of those searches ended in a purchase. Searches in the last 90 days moved +9.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $45K a year.

Searches, last 12 months
39K
Growth, 90 days vs prior 90
+9.8%
Conversion, latest week
0.7%
Market size, estimated
$45Ka year
Peak month
June1.5× the quietest month
Top search term
255/40r1812K searches a year

02 · Price

A sale here is worth $156.09.

Listings sell for $156.09 on average, from $64.14 to $326.80. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At $156.09 that is $0 to $16K a year per listing.

Average price
$156.09above the $15 to $100 sweet spot
Price range
$64.14–$326.80
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
500–750
Units per listing a year
0–100
Revenue per listing a year
$0–$16K
Returns
0.1%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

58% of listings pay for placement with sponsored ads. 53% ship with Prime. On an average day, 5.7% of listings are out of stock. The average listing ranks #1,701 within Tires & Wheels. It carries 1,000 reviews at 4.58 stars, so a new listing needs social proof before a better product.

Sponsored listings
58%
Prime listings
53%
Out of stock, average day
5.7%
Average rank
#1,701in Tires & Wheels
Average rating
4.58 starsAmazon United States average 4.42 stars
Average reviews
1,000per listing
Listings tracked
36

04 · Newcomers

0 of last year's 8 launches cleared the first-year sales bar.

8 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 60 months on average, so the names here are established.

Launched, last 12 months
8
Successful launches
0Amazon's first-year sales bar
Average brand age
60 months

Products

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

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take only 34% of clicks. An open shelf where new products get seen.

Brands

23 rising

Sellers

35

Top-5 brand share

50%

Top 20: 98%

Top-5 click share

34%

Top 20: 86%

Open market

43%

  • Brand 112%
  • Brand 210%
  • Brand 310%
  • Brand 410%
  • Brand 58%
  • Brand 66%

Demand

255/40/18 search demand

Weekly searches over the year, seasonality beneath. Pick a range.

1K600Spike '25Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top 255/40/18 search terms shoppers use

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

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

Reviews and returns

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

We read the reviews and the return reasons for every product selling here.

33%of positive reviews mention “Value For Money”
25%of negative reviews mention “Pressure”
0.1%of orders come back
“latter that same day the tire pressure went low”
A buyer, on “Pressure”25% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

16 topics

NegativePositive

FAQ

Common 255/40/18 questions

Answered from the same tracked data.