---
title: "Honda Fourtrax 300 Carburetor — $49K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/honda-fourtrax-300-carburetor"
last_updated: "2026-08-10T21:27:47.356Z"
locale: en
meta:
description: "Niche score 44/100 · $49K/yr market · 17K searches/yr · $34.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $49K/yr market · 17K searches/yr · $34.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Honda Fourtrax 300 Carburetor — $49K/yr Amazon US Niche (2026) - Flapen"
---
# **honda fourtrax 300 carburetor**
**Skip it**
A concentrated shelf (top 5 take 90% of clicks) — this niche doesn't clear our bar today.
Market size 12Growth 21Conversion 80Competition 8Returns 77Price range 95Avg price 95Brand share 16Review moat 78Quality gap 73
**Avg price**
**Incredible****$34.51**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$29.63–$38.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.3%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Great****446**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-7.6%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****$49K**
$49K/yr · 17K searches
**Competition**
**Bad****90%**
top-5 click share — a locked-up shelf
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, honda fourtrax 300 carburetor is a $49K/yr Amazon United States market (17K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 44/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **honda fourtrax 300 carburetor market data**
- **Units sold / yr**
- **1K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$43K–$52K**
- units × avg price
- **Conversion rate**
- **8.3%**
- **Avg BSR**
- **#1,244**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **5.5%**
- **Avg brand age**
- **55 months**
- **Avg seller age**
- **232 days**
## **Competition & brand share**
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▲rising
**Sellers**
**9**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**90%**
Top 20: 100%
**Open market**
**3%**
- ATRACYPART53% - Carbhub19% - OLIFANT8% - TANG7% - Caixyoco6% - Anxingo4% - Open — no brand owns it (1 brand, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.6% search growth over the last 90 days.
500300Spike '24Spike '25 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/automotive/honda-fourtrax-300-carburetor/trend)
## **Top honda fourtrax 300 carburetor 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%$7K30%$15K45%$22K60%$29K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Fourtrax 300 Carburetor Fit for Honda 1986-2000 FourTrax TRX300 TRX350 1997-2004 Foreman 400 450 2000-2006 Rancher 350(Includes Air Filter Oil Filter Spark Plug Throttle Cable)**ATRACYPART**$35.87**4.3★279 rev](https://www.amazon.com/dp/B0C5381VDR) [2**Carbhub TRX300 Carburetor for Honda 300 TRX300 Fourtrax 1988-2000 Carb**Carbhub**$33.09**4.3★825 rev](https://www.amazon.com/dp/B07F3HD7RQ) [3**Carburetor For Honda Fourtrax 300 TRX300 TRX300FW 1992-2000/16100-HM5-850 16100-HM5-L01 16100-HC4-033 16100-HC4-013 16100-HC4-840 16100-HM5-671 16100-HM5-730 16100-HC4-750**OLIFANT**$37.11**4.0★22 rev](https://www.amazon.com/dp/B0DR29DB5V) [4**FourTrax 300 Carburetor for Honda TRX300 TRX350 Carb Rancher 350 Foreman 400 450 with Air and Oil Filter Cleaning Brush**TANG**$35.97**4.4★426 rev](https://www.amazon.com/dp/B0BYV7SQB3) [5**Fourtrax 300 Carburetor for Honda 1986-2000 FourTrax TRX300 TRX350 1997-2004 Foreman 400 450 2000-2006 Rancher 350 for honda 300 fourtrax carburetor**Caixyoco**$31.81**4.9★11 rev](https://www.amazon.com/dp/B0DLVS17VL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Carburetor For Honda Fourtrax 300 TRX300 TRX300FW 1992-2000/16100-HM5-850 16100-HM5-L01 16100-HC4-033 16100-HC4-013 16100-HC4-840 16100-HM5-671 16100-HM5-730 16100-HC4-750**OLIFANT**$37.11**22 rev1y ago](https://www.amazon.com/dp/B0DR29DB5V) [**Fourtrax 300 Carburetor for Honda 1986-2000 FourTrax TRX300 TRX350 1997-2004 Foreman 400 450 2000-2006 Rancher 350 for honda 300 fourtrax carburetor**Caixyoco**$31.81**11 rev1y ago](https://www.amazon.com/dp/B0DLVS17VL) [**Fourtrax 300 Carburetor Fit for Honda 1986-2000 FourTrax TRX300 TRX350 1997-2004 Foreman 400 450 2000-2006 Rancher 350(Includes Air Filter Oil Filter Spark Plug Throttle Cable)**ATRACYPART**$35.87**279 rev3y ago](https://www.amazon.com/dp/B0C5381VDR) [**FourTrax 300 Carburetor for Honda TRX300 TRX350 Carb Rancher 350 Foreman 400 450 with Air and Oil Filter Cleaning Brush**TANG**$35.97**426 rev3y ago](https://www.amazon.com/dp/B0BYV7SQB3) [**Carbhub Carburetor for Honda Fourtrax 300 350 Foreman 400 450 Rancher 350 Carb Fourtrax 300 Carburetor Foreman 450 Rancher 350 Carb**Carbhub**$33.65**1,874 rev7y ago](https://www.amazon.com/dp/B07RKTPVRL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Fourtrax 300 Carburetor for Honda 1986-2000 FourTrax TRX300 TRX350 1997-2004 Foreman 400 450 2000-2006 Rancher 350 for honda 300 fourtrax carburetor**Caixyoco**$31.81**4.9★**▲ 149%**](https://www.amazon.com/dp/B0DLVS17VL) [**Anxingo TRX300 Carburetor Replacement for Honda FourTrax 300 TRX300 2x4 FourTrax300 TRX300FW 4x4 1988-2000 (style2)**Anxingo**$29.63**3.7★**▲ 71%**](https://www.amazon.com/dp/B0CG1NBGMY) [**NICHE Carburetor Assembly for Honda FourTrax Rancher TRX300 TRX350 16100-HN5-673**NICHE**$38.92**4.5★**▲ 54%**](https://www.amazon.com/dp/B07XLZP154) [**Carburetor For Honda Fourtrax 300 TRX300 TRX300FW 1992-2000/16100-HM5-850 16100-HM5-L01 16100-HC4-033 16100-HC4-013 16100-HC4-840 16100-HM5-671 16100-HM5-730 16100-HC4-750**OLIFANT**$37.11**4.0★**▲ 11%**](https://www.amazon.com/dp/B0DR29DB5V) [**Carbhub TRX300 Carburetor for Honda 300 TRX300 Fourtrax 1988-2000 Carb**Carbhub**$33.09**4.3★**— 5%**](https://www.amazon.com/dp/B07F3HD7RQ)
**~~View all trending →~~**
## **What buyers say about honda fourtrax 300 carburetor**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**29%
*“Fit great”*
**Advertised Vs Actual Product**18%
*“Exactly as advertised”*
**Quality-Overall**17%
*“Great product and Great seller”*
**Value For Money**6%
*“very affordable for the contents of the kit”*
**Socket/Port/Plug**3%
*“Plug and play no fighting with adjustments or anything”*
**Motor Power**3%
*“Carburetor work good”*
**Adjustability/Rotatability/Reclining**3%
*“It was adjusted pretty well from the factory”*
**Efficiency**3%
*“This works very well”*
**Functionality-Overall**3%
*“Works”*
**Ease Of Use**3%
*“Easy to use”*
### **What buyers complain about **
**Leak-Proof**40%
*“Leaks like a sieve”*
**Size-Overall**11%
*“did not fit when I bought it”*
**Quality-Overall**10%
*“Overall, not the best purchase”*
**Compatibility-Overall**8%
*“Did not fit my 1989 honda fourtaxx”*
**Functionality-Overall**5%
*“Installed it and carb floods and bogs out after riding abt 5 mins then wont turn on after”*
**Fuel Efficiency**5%
*“will not let more fuel in to stop surging when giving it throttle”*
**Advertised Vs Actual Product**2%
*“definitely not right for a 400 foreman like it shows”*
**Shape/Style**2%
*“They must have changed the style in newer models”*
**Touch/Button Controls**2%
*“primer button leaked almost immediately”*
**Add-Ons/Attachments**2%
*“Throttle cable and a few other accessories didnt fit and I had to use the ones off the old carb”*
### **Top return reasons **
**Leak-Proof**34%
**Size-Overall**25%
**Compatibility-Overall**10%
**Defective Material/Parts**9%
**Functionality-Overall**7%
**Connectivity-Overall**2%
**Fuel Efficiency**2%
**Mechanism Issues**2%
**Advertised Vs Actual Product**2%
**Mounting**1%
## **Common questions**
- **Is honda fourtrax 300 carburetor profitable to sell on Amazon United States?**
- The niche generates $49K/yr across 8 tracked products. 90-day search growth is -7.6%. Flapen's verdict: Skip it (44/100).
- **How competitive is the honda fourtrax 300 carburetor niche?**
- 7 brands and 9 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in honda fourtrax 300 carburetor?**
- Top complaints mined from reviews: Leak-Proof, Size-Overall, Quality-Overall. The return rate is 1.9%.
- **When does demand for honda fourtrax 300 carburetor peak?**
- Demand peaks in Sep–Oct; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the honda fourtrax 300 carburetor niche?**
- Listings span $29.63–$38.92; the average listing price is $34.51 (sweet spot $15–$100). The average incumbent carries 446 reviews — the moat a new listing must climb.
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