---
title: "539117245 — $33K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/539117245"
last_updated: "2026-08-09T08:07:29.993Z"
locale: en
meta:
description: "Niche score 54/100 · $33K/yr market · 8K searches/yr · $23.43 avg price. A small market ($33K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $33K/yr market · 8K searches/yr · $23.43 avg price. A small market ($33K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "539117245 — $33K/yr Amazon US Niche (2026) - Flapen"
---
# **539117245**
**Worth a look**
Shows demand growing +249.7% this quarter, but a small market ($33K/yr) keeps it on the watch list.
Market size 8Growth 99Conversion 99Competition 10Returns 86Price range 95Avg price 95Brand share 29Review moat 38Quality gap 37
**Growth**
**Incredible****+249.7%**
90-day search growth — must beat 0% to launch
**Conversion**
**Incredible****18.5%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****$23.43**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$15.81–$30.02**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Great****1.5%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****2,666**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****87%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****87%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$33K**
$33K/yr · 8K searches
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, 539117245 is a $33K/yr Amazon United States market (8K searches/yr). The top 5 brands hold 87% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **539117245 market data**
- **Units sold / yr**
- **1K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$29K–$35K**
- units × avg price
- **Conversion rate**
- **18.5%**
- **Avg BSR**
- **#851**
- **Page quality**
- **0%**
- **Prime**
- **89%**
- **Sponsored**
- **89%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **180 days**
## **Competition & brand share**
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▼falling
**Sellers**
**18**
**Top-5 brand share**
**87%**
Top 20: 100%
**Top-5 click share**
**87%**
Top 20: 100%
**Open market**
**9%**
- UDC Mower Belts56% - Wadoy12% - MightyRugged9% - Generic6% - Earthtec4% - Husqvarna3% - Open — no brand owns it (3 brands, 9%)
## **Top 539117245 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%15%$5K30%$10K45%$15K60%$20K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**UDC Parts 539117245 Deck Belt Replacement for Husqvarna Z246 RZ4623 RZ46i RZ4619 RZ4621 46 Inch Zero-Turn Mowers John Deere M118756 / Aramid Cord / 123.00 inches**UDC Mower Belts**$27.53**4.3★13,180 rev](https://www.amazon.com/dp/B0949KL2TT) [2**539117245 Deck Belt Compatible with Husqvarna Z246 RZ46 RZ4623 RZ46i RZ4619 RZ4621 LSZ4622 LSZ5422 LSZ5424 RZ4620 Mowers with 46 Deck 5/8x123 Replacement Belt Fits for John Deere M118756**Wadoy**$22.14**4.6★131 rev](https://www.amazon.com/dp/B07YNDXNSB) [3**MightyRugged 539117245 Husqvarna OEM Replacement Belt 5/8x123 FITS Husqvarna LSZ 4622 LSZ 5422 LSZ 5424 RZ 4219 RZ 4619 RZ 4620 RZ 4621 RZ 4623 RZ 5422 and RZ 5424 mowers with 46 Deck**MightyRugged**$30.02**4.3★7,260 rev](https://www.amazon.com/dp/B08NM2CBM5) [4**539117245 Deck Belt Compatible with Hus-qvarna 539117245 Z246 RZ4623 RZ46i RZ4619 RZ4621 for John Deere M118756**Generic**$15.81**4.6★17 rev](https://www.amazon.com/dp/B0F24TJ54H) [5**Lawn Mower Parts 539117245 Deck Belt Replacement for Dixon Husqvarna 46 Deck Z246 RZ46 RZ4623 RZ46i RZ4619 RZ4621 LSZ4622 LSZ5422 LSZ5424 RZ4620 RZ5422 RZ5424 Fits for John Deere M118756**Earthtec**$21.77**4.7★108 rev](https://www.amazon.com/dp/B082VJR2VH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**BlueStars 539117245 Deck Belt Replacement for 46 inch Deck Husqvarna Z246 RZ4623 RZ46i RZ4619 RZ4621 Zero-Turn Mowers - Replaces John Deere M118756 | Aramid Cord | 5/8 x 123**BlueStars**$23.87**1,661 rev6mo ago](https://www.amazon.com/dp/B0GCZY5DQQ) [**539117245 Deck Belt Compatible with Hus-qvarna 539117245 Z246 RZ4623 RZ46i RZ4619 RZ4621 for John Deere M118756**Generic**$15.81**17 rev1y ago](https://www.amazon.com/dp/B0F24TJ54H) [**AAAQQ 539117245 Mower Deck Belt for Husqvarna Dixon AYP 539117245 Ariens Gravely John Deere Bad Boy Everride Ref No B-120 Drive Belt with 46 Deck 5/8x 123**AAAQQ**$18.12**21 rev1y ago](https://www.amazon.com/dp/B0DWMXW8QP) [**Holdly 539117245 Deck Belt 5/8 x 123 Mower Belt for AYP 539117245 Dixon 539117245 Husqvarna 539117245 Poulan 539117245 John Deere M118756 Lawn Mower with 46 Deck Kevlar Lawn Mower**Holdly**$25.43**1,611 rev1y ago](https://www.amazon.com/dp/B0DDBPMWLH) [**UDC Parts 539117245 Deck Belt Replacement for Husqvarna Z246 RZ4623 RZ46i RZ4619 RZ4621 46 Inch Zero-Turn Mowers John Deere M118756 / Aramid Cord / 123.00 inches**UDC Mower Belts**$27.53**13,180 rev5y ago](https://www.amazon.com/dp/B0949KL2TT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**BlueStars 539117245 Deck Belt Replacement for 46 inch Deck Husqvarna Z246 RZ4623 RZ46i RZ4619 RZ4621 Zero-Turn Mowers - Replaces John Deere M118756 | Aramid Cord | 5/8 x 123**BlueStars**$23.87**4.4★**▲ 87%**](https://www.amazon.com/dp/B0GCZY5DQQ) [**Husqvarna Part Number 539117245 Belt Deck**Husqvarna**$26.13**4.7★**▲ 78%**](https://www.amazon.com/dp/B013TCEO7A) [**539117245 Deck Belt Compatible with Hus-qvarna 539117245 Z246 RZ4623 RZ46i RZ4619 RZ4621 for John Deere M118756**Generic**$15.81**4.6★**▲ 24%**](https://www.amazon.com/dp/B0F24TJ54H) [**539117245 Deck Belt Compatible with Husqvarna Z246 RZ46 RZ4623 RZ46i RZ4619 RZ4621 LSZ4622 LSZ5422 LSZ5424 RZ4620 Mowers with 46 Deck 5/8x123 Replacement Belt Fits for John Deere M118756**Wadoy**$22.14**4.6★**▲ 15%**](https://www.amazon.com/dp/B07YNDXNSB) [**UDC Parts 539117245 Deck Belt Replacement for Husqvarna Z246 RZ4623 RZ46i RZ4619 RZ4621 46 Inch Zero-Turn Mowers John Deere M118756 / Aramid Cord / 123.00 inches**UDC Mower Belts**$27.53**4.3★**— 5%**](https://www.amazon.com/dp/B0949KL2TT)
**~~View all trending →~~**
## **What buyers say about 539117245**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**50%
*“It fit my mower”*
**Advertised Vs Actual Product**17%
*“As advertised”*
**Quality-Overall**13%
*“Very well made”*
**Value For Money**7%
*“Great deal”*
**Design-Overall**2%
*“fits great well built”*
**Strength**2%
*“Sturdy material and Fit as advertised”*
**Stitch/Finish/Polish**2%
*“Fit good, seams to be a quality product”*
**Durability**2%
*“Very durable looking belt”*
**Material Quality**1%
*“good quality materual”*
**Thickness**1%
*“Great product thick belt”*
### **What buyers complain about **
**Durability**64%
*“Not durable at all”*
**Size-Overall**14%
*“how could the belt be incorrect”*
**Quality-Overall**14%
*“POOR Quality”*
### **Top return reasons **
**Size-Overall**79%
**Advertised Vs Actual Product**6%
**Durability**6%
**Assembly/Installation**3%
**Smell**1%
**Value For Money**1%
**Quality-Overall**1%
**Product Condition**1%
## **Common questions**
- **Is 539117245 profitable to sell on Amazon United States?**
- The niche generates $33K/yr across 9 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +249.7%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the 539117245 niche?**
- 9 brands and 18 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 87% of demand.
- **What do buyers complain about in 539117245?**
- Top complaints mined from reviews: Durability, Size-Overall, Quality-Overall. The return rate is 1.5%.
- **What does it cost to enter the 539117245 niche?**
- Listings span $15.81–$30.02; the average listing price is $23.43 (sweet spot $15–$100). The average incumbent carries 2,666 reviews — the moat a new listing must climb.
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