Is troy bilt 21 inch mower blade profitable to sell on Amazon United States?

The niche generates $188K/yr across 20 tracked products. 4 of 7 products launched in the last 360 days are still selling. 90-day search growth is +182.9%. Flapen's verdict: Worth a look (62/100).

How competitive is the troy bilt 21 inch mower blade niche?

11 brands and 19 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 82% of demand.

What do buyers complain about in troy bilt 21 inch mower blade?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Thickness. The return rate is 1.1%.

When does demand for troy bilt 21 inch mower blade peak?

Demand peaks in Apr–May–Jun–Jul; the busiest month runs 83.3× the quietest.

What does it cost to enter the troy bilt 21 inch mower blade niche?

Listings span $16.46–$26.00; the average listing price is $20.67 (sweet spot $15–$100). The average incumbent carries 1,066 reviews — the moat a new listing must climb.

troy bilt 21 inch mower blade

Worth a look

Shows demand growing +182.9% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Growth

Incredible+182.9%

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

Price range

Incredible$16.46–$26.00

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

Returns

Great1.1%

return rate — above 5% kills the launch gate

Avg price

Great$20.67

avg listing price — sweet spot $15–$100

Conversion

Great8.8%

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

Review moat

Good1,066.1

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay82%

top-5 brand share — brands hold most of the demand

Market size

Okay$188K

$188K/yr · 103K searches

Competition

Okay64%

top-5 click share — leaders hold, buyers still browse

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Signals Trending

According to Flapen's Amazon United States niche tracking, troy bilt 21 inch mower blade is a $188K/yr Amazon United States market (103K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 62/100.

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

troy bilt 21 inch mower blade market data

Units sold / yr: 8K–10K; avg 250–500/product
Revenue / yr: $165K–$207K; units × avg price
Conversion rate: 8.8%
Avg BSR: #257
Page quality: 0%
Prime: 100%
Sponsored: 90%
Out of stock: 4.3%
Avg brand age: 47 months
Avg seller age: 165 days

Competition & brand share

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

64%

Top 20: 100%

Open market

12%

Grasscool30%
GICOOL16%
Maxpower16%
UDC Parts10%
Chway9%
Fismiuta7%
Open — no brand owns it (5 brands, 12%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +182.9% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 83.3×

Open Trend

Top troy bilt 21 inch mower blade search terms

troy bilt 21 inch mower blade24K/yr +275.5%7.7% conv.
942-0741a16K/yr +155.9%13.2% conv.
craftsman 21 inch lawn mower blade14K/yr +138.2%6.8% conv.
yard machine 21 inch lawn mower blade7K/yr +329.8%4.7% conv.
942-0741a mulching blade6K/yr +116.9%13.7% conv.
craftsman 21 inch mulching push lawn mower blade4K/yr +160.0%6.4% conv.
21 inch lawn mower blade craftsman4K/yr +253.2%5.0% conv.
21 inch mulching blade5K/yr +130.8%3.1% conv.
21 mulching blade4K/yr +260.6%3.0% conv.
craftsman push mower blade3K/yr +217.3%5.0% conv.

All search terms

Top troy bilt 21 inch mower blade 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 20 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Grasscool 942-0741A 21 inch Deck Troy Bilt Mower Mulching Blade Replacement

Grasscool$18.894.8★2,110 rev

Maxpower 331528B USA MADE 21 Cut Mulching Blade

Maxpower$17.314.7★10,940 rev

UDC Parts 942-0741A Mower Blades 21 Inch Replacement for Troy Bilt TB130 TB240 TB160 TB115 TB230 Craftsman M230 M250 Cub Cadet Yard Machines 742-0741 742-0741A 942-0741 CMXGZAM100067 / Mulching 2 Pack

UDC Parts$24.374.5★4,563 rev

GICOOL 1-Pack 942-0741A Lawn Mower Mulching Blade for MTD/Cub Cadet/Troy-Bilt 21 Inch Deck Mower Replaces 742-0741A 742-04100 942-0741 CMXGZAM100067

GICOOL$17.724.8★54 rev

Chway 21 inch Mulching Blades Lawn Mower Blade Replace Number for Troy Bilt Cub Cade Craftsman MTD 942-0741A 742-0741 742-0741A 942-0741 Center Hole Bow Tie Shape (1 Pcs)

Chway$17.074.6★202 rev

Newest

by launch date

Fismiuta 21 Inch Lawn Mower Blade - Mulching Blade for Cub Cade MTD Craftsman Troy Bilt TB110 TB200 Some 21 Walk Behind Push Mower Replace Parts 942-0741A 742-0741A CMXGZAM100067

Fismiuta$18.7774 rev

5mo ago

21 inch Lawn Mower Blade for Craftsman 406712 532406712 for Husqvarna 21 inch Deck Push Walk Behind Lawnmower Circle Mulching Lawn Mower Blade Replacement Part 189028 532189028 165833 175064

Fismiuta$20.5250 rev

5mo ago

Chway 331737B 406712 Mulching Blade with Circle Mounting Pattern 21 Lawn Mower Blade Compatible with Craftsman Husqvarna 21 inch Deck Push Walk Behind Lawnmower Replace for 165833 175064 189028

Chway$17.9141 rev

7mo ago

QWD 942-0741A Mulching Lawn Mower Blade 21 Inch Mower Blade Replacement for Troy-Bilt MTD Cub Cadet Craftsman Replaces 742-0741A 742-0741 742-04100 Bow Tie Center Hole 1 Pack

QWD$16.4682 rev

7mo ago

GICOOL 406712 Mulching Blade with 5/8 Circle Mounting Pattern for 21 Deck Push Lawn Mower Craftsman Husqvarna 532406712 165833 175064 189028 532189028

GICOOL$19.4848 rev

8mo ago

What buyers say about troy bilt 21 inch mower blade

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

What buyers love

Size-Overall29%

“Fits like a glove”

Cutting/Trimming21%

“Cut well”

Quality-Overall12%

“Excellent Quality”

Value For Money10%

“Worth it”

Advertised Vs Actual Product9%

“As advertised”

Assembly/Installation5%

“installed without any issues”

Ease Of Use3%

“Easy to put on”

Durability2%

“This is a very durable blade”

Design-Overall1%

“Great Design and Quality”

Ease Of Cleaning1%

“The cut was clean”

What buyers complain about

Size-Overall18%

“Doesn't fit”

Quality-Overall16%

“Garbage received dull”

Thickness8%

“thick as a nickel”

Weight Heavy4%

“Heavy blades”

Advertised Vs Actual Product4%

“Dont match with the description they have on there”

Cutting/Trimming4%

“Worthless Blade”

Assembly/Installation3%

“The installation was a bit tricky”

Shape/Style2%

“I was unaware of the different shapes in the center”

Strength2%

“bent beyond use within a foot”

Metal Quality2%

“this metal is actually tougher than the metal of the OEM blades that came with the mower”

Top return reasons

Size-Overall64%

Advertised Vs Actual Product12%

Mounting8%

Defective Material/Parts2%

Functionality-Overall2%

Shape/Style2%

Value For Money1%

Cutting/Trimming1%

Maintenance And Repair1%

Add-Ons/Attachments1%

Common questions

Is troy bilt 21 inch mower blade profitable to sell on Amazon United States?: The niche generates $188K/yr across 20 tracked products. 4 of 7 products launched in the last 360 days are still selling. 90-day search growth is +182.9%. Flapen's verdict: Worth a look (62/100).
How competitive is the troy bilt 21 inch mower blade niche?: 11 brands and 19 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 82% of demand.
What do buyers complain about in troy bilt 21 inch mower blade?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Thickness. The return rate is 1.1%.
When does demand for troy bilt 21 inch mower blade peak?: Demand peaks in Apr–May–Jun–Jul; the busiest month runs 83.3× the quietest.
What does it cost to enter the troy bilt 21 inch mower blade niche?: Listings span $16.46–$26.00; the average listing price is $20.67 (sweet spot $15–$100). The average incumbent carries 1,066 reviews — the moat a new listing must climb.