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Harley Davidson Spark Plugs

Fail

Shoppers spend an estimated $78K a year here, so Harley Davidson Spark Plugs is a Fail.

Flapen Score
49
49 / 100
Ranks 3,500 of 7,287 Automotive niches · on the category median
Market size
$78K/yr71K searches / yr
90-day growth
+42.4%search demand this quarter
Competition
73%top-5 click share · 8 brands · 51 sellers

Flapen Score

Harley Davidson Spark Plugs against its category

The dotted line is the Automotive average. Past it, Harley Davidson Spark Plugs is stronger. Inside it, weaker.

49Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Harley Davidson Spark Plugs market on Amazon at a glance

Shoppers on Amazon United States searched for Harley Davidson Spark Plugs 71K times last year and spent an estimated $78K. The top 5 brands take 93% of clicks. Flapen scores it 49 out of 100, a Fail.

01 · Demand

An estimated 5.8% of those searches ended in a purchase.

Shoppers searched for this 71K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 5.8% of those searches ended in a purchase. Searches in the last 90 days moved +42.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $78K a year.

Searches, last 12 months
71K
Growth, 90 days vs prior 90
+42.4%
Conversion, latest week
5.8%
Market size, estimated
$78Ka year
Top search term
ngk dcpr7e8K searches a year

02 · Price

A sale here is worth $18.88.

Listings sell for $18.88 on average, from $6.55 to $38.94. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $18.88 that is $2K to $5K a year per listing.

Average price
$18.88inside the $15 to $100 sweet spot
Price range
$6.55–$38.94
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
4K–5K
Units per listing a year
100–250
Revenue per listing a year
$2K–$5K
Returns
1.7%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

79% of listings pay for placement with sponsored ads. 86% ship with Prime. On an average day, 1.1% of listings are out of stock. The average listing ranks #852 within Ignition Parts. It carries 612 reviews at 4.48 stars, so a new listing needs social proof before a better product.

Sponsored listings
79%
Prime listings
86%
Out of stock, average day
1.1%
Average rank
#852in Ignition Parts
Average rating
4.48 starsAmazon United States average 4.42 stars
Average reviews
612per listing
Listings tracked
14

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 48 months on average, so the names here are settling in.

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

Products

Top Harley Davidson Spark Plugs 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 73% of clicks. A locked shelf that new listings rarely crack.

Brands

8 falling

Sellers

51

Top-5 brand share

93%

Top 20: 100%

Top-5 click share

73%

Top 20: 100%

Open market

4%

  • Brand 171%
  • Brand 29%
  • Brand 35%
  • Brand 44%
  • Brand 54%
  • Brand 63%
  • Open — no brand owns it (2 brands, 4%)

Demand

Harley Davidson Spark Plugs search demand

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

2K1KSpike '26OctNovDecJanFebMarAprMayJun

Peak months: Apr, May, Jun · busiest ÷ quietest = 4.2× · 9 of 12 months tracked

Search terms

Top Harley Davidson Spark Plugs search terms shoppers use

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

  • ngk dcpr7e8K/yr
  • harley spark plug wires9K/yr
  • harley davidson spark plugs8K/yr
  • 6r12 spark plug harley davidson5K/yr
  • harley davidson spark plug wires5K/yr
  • motorcycle spark plugs5K/yr
  • ngk dcpr7eix4K/yr
  • dcpr7eix4K/yr
  • harley spark plugs5K/yr
  • screaming eagle spark plug wires4K/yr

Reviews and returns

What reviews say buyers love and hate about Harley Davidson Spark Plugs

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

23%of positive reviews mention “Quality-Overall”
25%of negative reviews mention “Advertised Vs Actual Product”
1.7%of orders come back
“not listed right”
A buyer, on “Advertised Vs Actual Product”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.

14 topics

NegativePositive

FAQ

Common Harley Davidson Spark Plugs questions

Answered from the same tracked data.