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235/55r18 tires

Skip it

Prices mostly outside the sweet spot ($76.21–$411.04) — this niche doesn't clear our bar today.

Market size 46Growth 33Conversion 12Competition 65Returns 99Price range 7Avg price 50Brand share 71Review moat 62Quality gap 23

Returns

Incredible0.3%

return rate — above 5% kills the launch gate

Brand share

Good63%

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

Competition

Good46%

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

Review moat

Good1,010.23

avg incumbent reviews — the moat a new listing must climb

Avg price

Good$173.77

avg listing price — sweet spot $15–$100

Market size

Okay$249K

$249K/yr · 145K searches

Growth

Okay+6.5%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.0%

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

Price range

Bad$76.21–$411.04

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

According to Flapen's Amazon United States niche tracking, 235/55r18 tires is a $249K/yr Amazon United States market (145K searches/yr). The top 5 brands hold 63% of demand. Verdict: Skip it — 48/100.

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

235/55r18 tires market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
$434K–$521K
units × avg price
Conversion rate
1.0%
Avg BSR
#746
Page quality
0%
Prime
54%
Sponsored
69%
Out of stock
5.2%
Avg brand age
68 months
Avg seller age
173 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 falling

Sellers

28

Top-5 brand share

63%

Top 20: 100%

Top-5 click share

46%

Top 20: 93%

Open market

33%

  • Fullway30%
  • Evoluxx16%
  • Ironman7%
  • Landgolden5%
  • TRAVELSTAR4%
  • Finalist4%

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — +6.5% search growth over the last 90 days.
4K3KSpike '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top 235/55r18 tires search terms

  • 235/55r1868K/yr
  • 235/55r18 tires19K/yr
  • 235 55 18 tires12K/yr
  • 235/55/1810K/yr
  • 235 55 186K/yr
  • tires 235/55r186K/yr
  • 235/55r18 tires set of 46K/yr
  • 235 55 r18 tires7K/yr
  • 235 55 r187K/yr
  • 235/55/18 tires4K/yr
All search terms

Top 235/55r18 tires 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%$25K20%$50K30%$75K40%$100K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about 235/55r18 tires

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

What buyers love

Value For Money35%

“Worth the price”

Wheel Quality29%

“Best tires for the price, smooth riding”

Size-Overall13%

“Fits great”

Quality-Overall10%

“Good quality tires”

Grip2%

“The tires fit great and have some very good grip and are great in rain sand dirt and gravel”

Assembly/Installation2%

“had it installed it was a great affordable purchase”

Strength2%

“Nice looking, strong, Great price”

Advertised Vs Actual Product2%

“The tire looked as pictured”

Tread Pattern Pitch1%

“Has a good treadwear, traction, and temp ratings comparable to the big name brands”

What buyers complain about

Durability50%

“Poor Durability/Quality”

Quality-Overall38%

“Worst company and cheap, the tires looks cheap and their shipping is even worse”

Top return reasons

Size-Overall70%
Compatibility-Overall9%
Advertised Vs Actual Product7%
Product Condition5%
Functionality-Overall2%
Assembly/Installation2%
Instructions/User Manual/Troubleshooting2%
Durability2%

Common questions

Is 235/55r18 tires profitable to sell on Amazon United States?
The niche generates $249K/yr across 26 tracked products. 1 of 6 products launched in the last 360 days are still selling. 90-day search growth is +6.5%. Flapen's verdict: Skip it (48/100).
How competitive is the 235/55r18 tires niche?
19 brands and 28 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in 235/55r18 tires?
Top complaints mined from reviews: Durability, Quality-Overall. The return rate is 0.3%.
When does demand for 235/55r18 tires peak?
Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the 235/55r18 tires niche?
Listings span $76.21–$411.04; the average listing price is $173.77 (sweet spot $15–$100). The average incumbent carries 1,010 reviews — the moat a new listing must climb.