Is stihl fs45 carburetor profitable to sell on Amazon United States?

The niche generates $165K/yr across 7 tracked products. 90-day search growth is +193.1%. Flapen's verdict: Worth a look (54/100).

How competitive is the stihl fs45 carburetor niche?

6 brands and 8 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in stihl fs45 carburetor?

Top complaints mined from reviews: Size-Overall, Functionality-Overall, Durability. The return rate is 0.9%.

When does demand for stihl fs45 carburetor peak?

Demand peaks in Apr–May–Jun–Jul–Aug–Sep; the busiest month runs 7.0× the quietest.

What does it cost to enter the stihl fs45 carburetor niche?

Listings span $12.37–$20.15; the average listing price is $15.46 (sweet spot $15–$100). The average incumbent carries 1,573 reviews — the moat a new listing must climb.

stihl fs45 carburetor

Worth a look

Shows searches that convert (18.6% search→purchase), but a concentrated shelf (top 5 take 91% of clicks) keeps it on the watch list.

Conversion

Incredible18.6%

search→purchase rate — share of searches ending in a sale

Growth

Incredible+193.1%

90-day search growth — must beat 0% to launch

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Avg price

Great$15.46

avg listing price — sweet spot $15–$100

Price range

Good$12.37–$20.15

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Okay1,572.71

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$165K

$165K/yr · 57K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Bad94%

top-5 brand share — brand-locked demand

Competition

Bad91%

top-5 click share — a locked-up shelf

Signals Trending

According to Flapen's Amazon United States niche tracking, stihl fs45 carburetor is a $165K/yr Amazon United States market (57K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Apr–May–Jun–Jul–Aug–Sep. Verdict: Worth a look — 54/100.

Data updated Jul 16, 2026 · scored weekly · How we score niches

stihl fs45 carburetor market data

Units sold / yr: 10K–13K; avg 1,000–1,250/product
Revenue / yr: $155K–$193K; units × avg price
Conversion rate: 18.6%
Avg BSR: #132
Page quality: 0%
Prime: 100%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 54 months
Avg seller age: 317 days

Competition & brand share

The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

Hipa36%
Butom20%
HUZTL18%
HOODELL13%
Wellsking7%
AUTOKAY6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +193.1% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul, Aug, Sep · busiest ÷ quietest = 7.0×

Open Trend

Top stihl fs45 carburetor search terms

stihl fs55r carburetor11K/yr +186.4%17.6% conv.
stihl fs45 carburetor10K/yr +248.8%18.2% conv.
stihl hs45 carburetor9K/yr +85.7%11.4% conv.
stihl fs55 carburetor7K/yr +169.8%11.4% conv.
fs55r carburetor4K/yr +256.6%18.0% conv.
fs45 carburetor3K/yr +291.1%17.9% conv.
stihl fs 55r carburetor3K/yr +257.4%18.6% conv.
stihl fs 45 carburetor3K/yr +243.1%18.4% conv.
stihl fs45 carburetor kit2K/yr +361.4%12.0% conv.
stihl fs46 carburetor2K/yr +232.1%17.9% conv.

All search terms

Top stihl fs45 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Hipa FS55R Carburetor for STHIL FS55R FS45 FS38 HS45 FS55 KM55R FS46 FS55RC FS 55R HS 45 FS 38 FS 45 FC55 FS45C HL45 FS46C KM55 FS55C FS55T FS45L String Trimmer Weedeater Parts

Hipa$20.154.6★1,120 rev

FS45 FS38 FS55R Carburetor for STHIL HS45 FS55 FS46 HL45 FS45C FS46C FS55C FS55RC KM55 KM55R String Trimmer Weed Eater C1Q-S97 C1Q-S186

Butom$15.874.6★1,123 rev

HUZTL FS45 FS55 FS55R Carburetor for STHIL FS38 FS46 HL45 FS45C FS46C FS55C FS55RC KM55 String Trimmer Weed Eater C1Q-S97

HUZTL$13.834.6★5,250 rev

HOODELL FS55 Carburetor Easy-start FS 55 Carb with Rebuild Kit Premium FS55R FS45 FS38 HL45 Carburetor for ZAMA STIHL String Hedge Trimmer Weed Eater Parts with Fuel Line Kit

HOODELL$12.374.6★1,547 rev

FS38 FS55 Carburetor for STIHL FS55R FS45 FS46 FS55RC HS45 KM55R FC55 FS45C HL45 FS46C KM55 FS55C FS55T FS45L String Trimmer Weed Eater Repalce C1Q-S97

Wellsking$13.454.6★947 rev

Newest

by launch date

AUTOKAY FS55 FS55R FS45 Carburetor Compatible With Stihl FS38 FS46 FS55C FC55 FC75 FS310 FS45C FS45l FS55R FS74 FS75 FS76 FS80 FS85 HS45 HS75 HS80 HS85 String Trimmer Weed Eater Carb C1Q-S97 C1Q-S186

AUTOKAY$17.84324 rev

5y ago

FS45 FS38 FS55R Carburetor for STHIL HS45 FS55 FS46 HL45 FS45C FS46C FS55C FS55RC KM55 KM55R String Trimmer Weed Eater C1Q-S97 C1Q-S186

Butom$15.871,123 rev

7y ago

FS38 FS55 Carburetor for STIHL FS55R FS45 FS46 FS55RC HS45 KM55R FC55 FS45C HL45 FS46C KM55 FS55C FS55T FS45L String Trimmer Weed Eater Repalce C1Q-S97

Wellsking$13.45947 rev

7y ago

HOODELL FS55 Carburetor Easy-start FS 55 Carb with Rebuild Kit Premium FS55R FS45 FS38 HL45 Carburetor for ZAMA STIHL String Hedge Trimmer Weed Eater Parts with Fuel Line Kit

HOODELL$12.371,547 rev

8y ago

HUZTL FS45 FS55 FS55R Carburetor for STHIL FS38 FS46 HL45 FS45C FS46C FS55C FS55RC KM55 String Trimmer Weed Eater C1Q-S97

HUZTL$13.835,250 rev

8y ago

What buyers say about stihl fs45 carburetor

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall20%

“Fit perfect”

Assembly/Installation15%

“Installed with no problems”

Advertised Vs Actual Product15%

“Just what we needed”

Value For Money13%

“Excellent price”

Quality-Overall10%

“Excellent product”

Efficiency7%

“Works perfectly”

Ease Of Use4%

“Easy to use”

Maintenance And Repair3%

“easy replacement”

Durability2%

“The durability on Stihl machines is generally great”

Adjustability/Rotatability/Reclining2%

“Very easy to replace and adjust”

What buyers complain about

Size-Overall15%

“it's to large”

Functionality-Overall15%

“The LA adjust knob does not work”

Durability10%

“Will not last”

Quality-Overall9%

“Not good quality”

Filtration8%

“is slightly wider in depth had to cut a little piece off shroud to fit was missing one gasket air filter housing can't use either with shroud”

Leak-Proof6%

“Hardened and leaked”

Motor Issues6%

“Not for my motor”

Defective Material/Parts4%

“Old one wouldn't start”

Compatibility-Overall4%

“Not recommended for fs38 Not ideal for fs38. Throttle linkage was different”

Fuel Efficiency3%

“The fuel lines look poorly made I was worried they would crack over time so I kept the oem one”

Top return reasons

Size-Overall29%

Functionality-Overall23%

Defective Material/Parts17%

Compatibility-Overall7%

Advertised Vs Actual Product4%

Connectivity-Overall3%

Product Condition2%

Mechanism Issues2%

Leak-Proof2%

Quality-Overall2%

Common questions

Is stihl fs45 carburetor profitable to sell on Amazon United States?: The niche generates $165K/yr across 7 tracked products. 90-day search growth is +193.1%. Flapen's verdict: Worth a look (54/100).
How competitive is the stihl fs45 carburetor niche?: 6 brands and 8 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 94% of demand.
What do buyers complain about in stihl fs45 carburetor?: Top complaints mined from reviews: Size-Overall, Functionality-Overall, Durability. The return rate is 0.9%.
When does demand for stihl fs45 carburetor peak?: Demand peaks in Apr–May–Jun–Jul–Aug–Sep; the busiest month runs 7.0× the quietest.
What does it cost to enter the stihl fs45 carburetor niche?: Listings span $12.37–$20.15; the average listing price is $15.46 (sweet spot $15–$100). The average incumbent carries 1,573 reviews — the moat a new listing must climb.