40 Chain
FailShoppers spend an estimated $85K a year here, so 40 Chain is a Fail.
- Flapen Score
- 43 / 100Ranks 5,360 of 7,287 Automotive niches · −6 vs the category median of 4943
- Market size
- $85K/yr56K searches / yr
- 90-day growth
- +2.3%search demand this quarter
- Competition
- 71%top-5 click share · 9 brands · 13 sellers
Flapen Score
40 Chain against its category
The dotted line is the Automotive average. Past it, 40 Chain is stronger. Inside it, weaker.
Market
The 40 Chain market on Amazon at a glance
Shoppers on Amazon United States searched for 40 Chain 56K times last year and spent an estimated $85K. The top 5 brands take 89% of clicks. Flapen scores it 43 out of 100, a Fail.
01 · Demand
An estimated 9.5% of those searches ended in a purchase.
Shoppers searched for this 56K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.5% of those searches ended in a purchase. Searches in the last 90 days moved +2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $85K a year.
- Searches, last 12 months
- 56K
- Growth, 90 days vs prior 90
- +2.3%
- Conversion, latest week
- 9.5%
- Market size, estimated
- $85Ka year
- Peak month
- April1.3× the quietest month
- Top search term
- 40 chain30K searches a year
02 · Price
A sale here is worth $16.07.
Listings sell for $16.07 on average, from $8.52 to $25.70. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 500 to 750 of them. At $16.07 that is $8K to $12K a year per listing.
- Average price
- $16.07inside the $15 to $100 sweet spot
- Price range
- $8.52–$25.70
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $8K–$12K
- Returns
- 2.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
88% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.7% of listings are out of stock. The average listing ranks #557 within Parts. It carries 544 reviews at 4.52 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 88%
- Prime listings
- 100%
- Out of stock, average day
- 1.7%
- Average rank
- #557in Parts
- Average rating
- 4.52 starsAmazon United States average 4.42 stars
- Average reviews
- 544per listing
- Listings tracked
- 16
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 56 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
- 56 months
Products
Top 40 Chain 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
PGN #40 Roller Chain - 10 Feet + 2 Free Connecting Links - Carbon Steel Chains for Bycicles Mini Bikes Motorcycles Go-Karts Home and Industrial Machinery - 239 Links
- Price
- $24.36
- Rating
- 4.6/5
- Reviews
- 2,161
- Age
- 7y ago

AZSSMUK 08A 40# Roller Chain - 5 Feet 40Mn Carbon Steel Material with 1 Connecting for Go Kart Mini Bike Chain Replacement
- Price
- $14.32
- Rating
- 4.7/5
- Reviews
- 168
- Age
- 8y ago

Belleone #40 Roller Chain - 10 Feet #40 Chain with 5 Connecting Links for Go Karts Mini Bikes Scooters Motorcycles Bycicles ATV MTV Dirt Bike and Other Industrial Machinery - 240 Links
- Price
- $25.70
- Rating
- 4.6/5
- Reviews
- 397
- Age
- 6y ago

PGN #40 Roller Chain - 3 Feet + Free Connecting Link - Carbon Steel Chains for Bycicles Mini Bikes Motorcycles Go-Karts Home and Industrial Machinery - 71 Links
- Price
- $13.26
- Rating
- 4.5/5
- Reviews
- 617
- Age
- 7y ago

Jeremywell 40 Roller Chain 5 Feet with 1 Connecting Link for Go Karts Mini Bikes Scooters ATV MTV Dirt Bike and Other Industrial Machinery
- Price
- $15.26
- Rating
- 4.6/5
- Reviews
- 895
- Age
- 9y ago
Trending
estimated 90-day click momentum
LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Purple
- Price
- $9.49
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Silver
- Price
- $9.39
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Pink
- Price
- $9.73
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

LANBEIDE 40 Packs 10 Colors Brass Necklace Chains 21 Inch Link Cable Chain Necklace with Lobster Clasps Bulk for Jewelry Making
- Price
- $19.73
- Rating
- 4.4/5
- Reviews
- 1,375
- Age
- 7y ago

iJewelry2 Black Silk Satin Silver Clasp Cord Chain Necklace 14 16 18 20 22 24 30 36 40-14
- Price
- $8.52
- Rating
- 4.1/5
- Reviews
- 739
- Age
- 15y ago
Newest
by launch date
LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Pink
- Price
- $9.73
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Silver
- Price
- $9.39
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

LCPQMZGH Plastic Hip Hop Chain Necklace 80s 90s Costume Accessory Mens Chunky Necklace Big Chunky Gold Chain 40 Purple
- Price
- $9.49
- Rating
- 4.4/5
- Reviews
- 63
- Age
- 1y ago

CHR #40 Roller Chain - 10FT | 239 Links + 2 Connecting Links | 1/2 Pitch Carbon Steel 13.9kN Tensile Strength | Industrial Chain for Motorcycles & Machinery | ISO 9001-2000 Certified
- Price
- $20.42
- Rating
- 4.7/5
- Reviews
- 29
- Age
- 2y ago

Belleone 40 Roller Chain 5 Feet with 5 Free Connecting Links Carbon Steel Drive Chain for Mini Bike Go-Kart Scooter Snow Thrower Dirt Bike Bicycle ATV MTV and Other Machinery - 120 Links
- Price
- $18.72
- Rating
- 4.6/5
- Reviews
- 36
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 71% of clicks. A locked shelf that new listings rarely crack.
Brands
9 flat
Sellers
13
Est. top-5 brand share
89%
Top 20: 100%
Est. top-5 click share
71%
Top 20: 100%
Open market
7%
- PGN Bearings40%
- AZSSMUK17%
- Belleone13%
- Jeremywell10%
- LCPQMZGH9%
- findmall5%
- Open — no brand owns it (3 brands, 7%)
Demand
40 Chain search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top 40 Chain search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 40 chain30K/yr
- #40 chain11K/yr
- 40 roller chain12K/yr
- #40 roller chain3K/yr
Reviews and returns
What reviews say buyers love and hate about 40 Chain
We read the reviews and the return reasons for every product selling here.
“Cheap JUNK”
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 40 Chain 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









