235/40/18
MaybeAn estimated 0.0% of orders come back. But prices span $68.01–$322.75, mostly outside the sweet spot, so 235/40/18 is a Maybe.
- Flapen Score
- 50 / 100Top 44% of 7,287 Automotive niches · +1 vs the category median of 4950
- Market size
- $290K/yr128K searches / yr
- 90-day growth
- +12.7%search demand this quarter
- Competition
- 52%top-5 click share · 16 brands · 33 sellers
Flapen Score
235/40/18 against its category
The dotted line is the Automotive average. Past it, 235/40/18 is stronger. Inside it, weaker.
Market
The 235/40/18 market on Amazon at a glance
Shoppers on Amazon United States searched for 235/40/18 128K times last year and spent an estimated $290K. The top 5 brands take 75% of clicks. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 1.6% of those searches ended in a purchase.
Shoppers searched for this 128K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.6% of those searches ended in a purchase. Searches in the last 90 days moved +12.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $290K a year.
- Searches, last 12 months
- 128K
- Growth, 90 days vs prior 90
- +12.7%
- Conversion, latest week
- 1.6%
- Market size, estimated
- $290Ka year
- Peak month
- May1.3× the quietest month
- Top search term
- 235/40r1863K searches a year
02 · Price
A sale here is worth $142.01.
Listings sell for $142.01 on average, from $68.01 to $322.75. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At $142.01 that is $14K to $36K a year per listing.
- Average price
- $142.01above the $15 to $100 sweet spot
- Price range
- $68.01–$322.75
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $14K–$36K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
73% of listings pay for placement with sponsored ads. 69% ship with Prime. On an average day, 5.8% of listings are out of stock. The average listing ranks #848 within Tires & Wheels. It carries 893 reviews at 4.50 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 73%
- Prime listings
- 69%
- Out of stock, average day
- 5.8%
- Average rank
- #848in Tires & Wheels
- Average rating
- 4.50 starsAmazon United States average 4.42 stars
- Average reviews
- 893per listing
- Listings tracked
- 26
04 · Newcomers
2 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 73 months on average, so the names here are established.
- Launched, last 12 months
- 3
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 73 months
Products
Top 235/40/18 products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 11, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Lexani LXUHP-207 UHP 235/40ZR18 95W XL Passenger Tire
- Price
- $71.34
- Rating
- 4.5/5
- Reviews
- 2,771
- Age
- 7y ago

Fullway HP108 All-Season Passenger Car High Performance Radial Tire-235/40R18 235/40ZR18 235/40/18 235/40-18 95W Load Range XL 4-Ply BSW Black Side Wall UTQG 380AA
- Price
- $80.36
- Rating
- 4.5/5
- Reviews
- 13,514
- Age
- 10y ago

Set of 2 (TWO) Forceum Hexa-R All-Season Passenger Car High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95Y Load Range XL 4-Ply BSW Black Side Wall UTQG 400AA
- Price
- $152.94
- Rating
- 4.3/5
- Reviews
- 95
- Age
- 6y ago

Set of 2 (TWO) Fullway HP108 All-Season Passenger Car High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95W Load Range XL 4-Ply BSW Black Side Wall UTQG 380AA
- Price
- $158.51
- Rating
- 4.4/5
- Reviews
- 364
- Age
- 6y ago

Set of 4 (FOUR) Forceum Hexa-R All-Season Passenger Car High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95Y Load Range XL 4-Ply BSW Black Side Wall UTQG 400AA
- Price
- $300.73
- Rating
- 4.3/5
- Reviews
- 36
- Age
- 6y ago
Trending
estimated 90-day click momentum
Set of 4 (FOUR) Forceum Hexa-R All-Season Passenger Car High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95Y Load Range XL 4-Ply BSW Black Side Wall UTQG 400AA
- Price
- $300.73
- Rating
- 4.3/5
- Reviews
- 36
- Age
- 6y ago

Set of 4 (FOUR) Aplus PRO Racing All Season Passenger High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95W Load Range XL 4-Ply BSW Black Side Wall UTQG 420AA
- Price
- $280.52
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 5mo ago

Aplus Pro Racing 235/40ZR18 95W XL Racing Tire
- Price
- $69.69
- Rating
- 4.6/5
- Reviews
- 269
- Age
- 1y ago

Summit Ultramax UHP Performance Passenger Tire 235/40R18 235/40/18
- Price
- $79.55
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 1y ago

Ironman iMove Gen 3 A/S UHP All Season 235/40R18 95W Passenger Tire
- Price
- $82.90
- Rating
- 4.0/5
- Reviews
- 10
- Age
- 4y ago
Newest
by launch date
Set of 4 (FOUR) Aplus PRO Racing All Season Passenger High Performance Radial Tires-235/40R18 235/40ZR18 235/40/18 235/40-18 95W Load Range XL 4-Ply BSW Black Side Wall UTQG 420AA
- Price
- $280.52
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 5mo ago

Accelera Iota EVT Passenger Car All-Season High Performance Radial Tire-235/40R18 235/40ZR18 235/40/18 235/40-18 95Y Load Range XL 4-Ply BSW Black Side Wall UTQG 320AA
- Price
- $72.85
- Rating
- 4.3/5
- Reviews
- 99
- Age
- 10mo ago

Aplus Pro Racing 235/40ZR18 95W XL Racing Tire
- Price
- $69.69
- Rating
- 4.6/5
- Reviews
- 269
- Age
- 1y ago

Summit Ultramax UHP Performance Passenger Tire 235/40R18 235/40/18
- Price
- $79.55
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 1y ago

Continental ProContact RX All Season 235/40R18 91W Passenger Tire
- Price
- $141.57
- Rating
- 4.4/5
- Reviews
- 19
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 52% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 falling
Sellers
33
Est. top-5 brand share
75%
Top 20: 100%
Est. top-5 click share
52%
Top 20: 92%
Open market
20%
- Fullway26%
- Lexani20%
- Forceum14%
- Continental8%
- Aplus6%
- Ironman5%
Demand
235/40/18 search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top 235/40/18 search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 235/40r1863K/yr
- 235/40/1817K/yr
- 235 40 1815K/yr
- 235/40r18 tires9K/yr
- 235/40/18 tires9K/yr
- 235 40 18 tires6K/yr
- 235/40r18 91w4K/yr
- 235/40zr185K/yr
Reviews and returns
What reviews say buyers love and hate about 235/40/18
We read the reviews and the return reasons for every product selling here.
“Questionable reliability”
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
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 235/40/18 questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









