Idler Pulley Kit
MaybeThe top 5 products take only 19% of clicks. But shoppers spend an estimated $65K a year here, so Idler Pulley Kit is a Maybe.
- Flapen Score
- 51 / 100Top 39% of 7,287 Automotive niches · +2 vs the category median of 4951
- Market size
- $65K/yr89K searches / yr
- 90-day growth
- -13.5%search demand this quarter
- Competition
- 19%top-5 click share · 43 brands · 151 sellers
Flapen Score
Idler Pulley Kit against its category
The dotted line is the Automotive average. Past it, Idler Pulley Kit is stronger. Inside it, weaker.
Market
The Idler Pulley Kit market on Amazon at a glance
Shoppers on Amazon United States searched for Idler Pulley Kit 89K times last year and spent an estimated $65K. The top 5 brands take 48% of clicks. Flapen scores it 51 out of 100, a Maybe.
01 · Demand
An estimated 2.5% of those searches ended in a purchase.
Shoppers searched for this 89K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.5% of those searches ended in a purchase. Searches in the last 90 days moved -13.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $65K a year.
- Searches, last 12 months
- 89K
- Growth, 90 days vs prior 90
- -13.5%
- Conversion, latest week
- 2.5%
- Market size, estimated
- $65Ka year
- Peak month
- February1.3× the quietest month
- Top search term
- alternator pulley36K searches a year
02 · Price
A sale here is worth $28.76.
Listings sell for $28.76 on average, from $7.31 to $113.91. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $28.76 that is $0 to $3K a year per listing.
- Average price
- $28.76inside the $15 to $100 sweet spot
- Price range
- $7.31–$113.91
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 7.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
57% of listings pay for placement with sponsored ads. 92% ship with Prime. On an average day, 0.3% of listings are out of stock. The average listing ranks #709 within Belts, Hoses & Pulleys. It carries 257 reviews at 4.46 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 57%
- Prime listings
- 92%
- Out of stock, average day
- 0.3%
- Average rank
- #709in Belts, Hoses & Pulleys
- Average rating
- 4.46 starsAmazon United States average 4.42 stars
- Average reviews
- 257per listing
- Listings tracked
- 106
04 · Newcomers
1 of last year's 9 launches cleared the first-year sales bar.
9 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 51 months on average, so the names here are settling in.
- Launched, last 12 months
- 9
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 51 months
Products
Top Idler Pulley Kit 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
ACDelco Gold 38001 (88909582) Idler Pulley
- Price
- $19.72
- Rating
- 4.6/5
- Reviews
- 2,499
- Age
- 18y ago

GM Genuine Parts 93740746 Alternator Pulley
- Price
- $8.64
- Rating
- 4.2/5
- Reviews
- 82
- Age
- 11y ago

Dorman 419-5007 Accessory Drive Belt Idler Pulley Compatible with Select Models
- Price
- $15.84
- Rating
- 4.6/5
- Reviews
- 427
- Age
- 10y ago

URO Parts 06B903119B Alternator Decoupler Pulley
- Price
- $33.48
- Rating
- 4.6/5
- Reviews
- 49
- Age
- 9y ago

Dorman 419-610 Accessory Drive Belt Tensioner Pulley Compatible with Select Models
- Price
- $15.79
- Rating
- 4.6/5
- Reviews
- 1,737
- Age
- 8y ago
Trending
estimated 90-day click momentum
Gates 38001 DriveAlign Belt Drive Idler/Tensioner Pulley
- Price
- $19.24
- Rating
- 4.6/5
- Reviews
- 1,054
- Age
- 20y ago

URO Parts 06B903119B Alternator Decoupler Pulley
- Price
- $33.48
- Rating
- 4.6/5
- Reviews
- 49
- Age
- 9y ago

Hayden Automotive 5979 Idler and Belt Tensioner Pulley for 1 Belt with 3 OD x 0.69 ID Pulley
- Price
- $19.34
- Rating
- 4.5/5
- Reviews
- 1,441
- Age
- 20y ago

Gates 38018 Drive Align Belt Drive Idler/Tensioner Pulley
- Price
- $20.65
- Rating
- 4.6/5
- Reviews
- 660
- Age
- 20y ago

ACDelco Gold 38082 (89056015) Idler Pulley
- Price
- $27.19
- Rating
- 4.4/5
- Reviews
- 395
- Age
- 18y ago
Newest
by launch date
A-Premium Alternator Freewheel Clutch Pulley 6 Grooves Compatible with Volkswagen Jetta 1999-2015 Passat 2006-2009 2012-2014 Golf 1999-2006 2010-2014 Beetle CC Eos GTI & Audi A3 TT CW
- Price
- $48.85
- Rating
- 4.6/5
- Reviews
- 10
- Age
- 1y ago

Bevinsee LS 3 OD Overdrive Alternator Pulley 6 Rib For LS1 LS2 LS3 LS6 Compatible with 98-02 F-Body 04-06 GTO 99-13 Truck/SUV V8 Billet Aluminum
- Price
- $27.60
- Rating
- 4.6/5
- Reviews
- 25
- Age
- 2y ago

SCITOO 38006 Idler Pulley Assembly 2003-2004 2007-2013 for Acura MDX 2013-2014 for Acura RDX 2005-2006 for Acura RL 2004-2013 for Acura TL 2005-2009 for Buick Allure 2005-2009 for Buick Lacrosse
- Price
- $13.65
- Rating
- 3.8/5
- Reviews
- 18
- Age
- 2y ago

Alternator Generator Belt Pulley 3/8 7/16 1/2 in Wide Single 1 Groove Fits Delco
- Price
- $16.27
- Rating
- 4.8/5
- Reviews
- 10
- Age
- 2y ago

X AUTOHAUX Idler Pulley for Chevrolet Express Silverado 1500 2500 3500 for GMC Savana Sierra 36299 Idler Pulleys with Bolt 17 mm 0.67 Insert Dust Shield Retainer Spacer Steel Rubber Black
- Price
- $16.25
- Rating
- 4.6/5
- Reviews
- 243
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 19% of clicks, no more. An open shelf where new products get seen.
Brands
43 rising
Sellers
151
Est. top-5 brand share
48%
Top 20: 87%
Est. top-5 click share
19%
Top 20: 46%
Open market
47%
- ACDelco15%
- Dorman14%
- Gates8%
- A-Premium6%
- GM GENUINE PARTS6%
- URO Parts5%
Demand
Idler Pulley Kit search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Idler Pulley Kit search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- alternator pulley36K/yr
- automotive replacement idler pulleys10K/yr
- idler pulley bolt8K/yr
- idle pulley9K/yr
- drive belt idler pulley6K/yr
- automotive replacement pulleys4K/yr
- serpentine belt idler pulley6K/yr
- idler6K/yr
- engine pulley5K/yr
Reviews and returns
What reviews say buyers love and hate about Idler Pulley Kit
We read the reviews and the return reasons for every product selling here.
“Does not fit”
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.
17 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 Idler Pulley Kit 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









