Is bike fender profitable to sell on Amazon United States?

The niche generates $162K/yr across 68 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is +8.9%. Flapen's verdict: Worth a look (57/100).

How competitive is the bike fender niche?

34 brands and 74 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 55% of demand.

What do buyers complain about in bike fender?

Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 4.5%.

When does demand for bike fender peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the bike fender niche?

Listings span $6.31–$79.96; the average listing price is $26.97 (sweet spot $15–$100). The average incumbent carries 671 reviews — the moat a new listing must climb.

bike fender

Worth a look

Shows a sweet-spot price point ($26.97 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$26.97

avg listing price — sweet spot $15–$100

Competition

Great29%

top-5 click share — an open shelf

Price range

Great$6.31–$79.96

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Great55%

top-5 brand share — no brand owns this niche

Review moat

Good671.1

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+8.9%

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

Market size

Okay$162K

$162K/yr · 342K searches

Returns

Okay4.5%

return rate — above 5% kills the launch gate

Conversion

Bad1.8%

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

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, bike fender is a $162K/yr Amazon United States market (342K searches/yr). The top 5 brands hold 55% of demand. Verdict: Worth a look — 57/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

bike fender market data

Units sold / yr: 6K–8K; avg 0–100/product
Revenue / yr: $162K–$216K; units × avg price
Conversion rate: 1.8%
Avg BSR: #130
Page quality: 0%
Prime: 90%
Sponsored: 79%
Out of stock: 5.4%
Avg brand age: 48 months
Avg seller age: 179 days

Competition & brand share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

Brands

34 falling

Sellers

Top-5 brand share

55%

Top 20: 91%

Top-5 click share

29%

Top 20: 65%

Open market

40%

ROCKBROS13%
RBRL13%
Cooryda13%
Free-fly9%
R2Depot7%
SKS5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +8.9% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top bike fender search terms

bike fenders79K/yr +15.3%1.2% conv.
bike fender40K/yr +4.1%1.8% conv.
bicycle fenders23K/yr +8.8%0.9% conv.
mountain bike fenders22K/yr +17.0%1.0% conv.
bike mud guard24K/yr +5.5%1.3% conv.
ebike fenders14K/yr +37.0%0.5% conv.
mud guards for bikes14K/yr +13.9%0.9% conv.
salpicaderas para bicicletas14K/yr -13.0%0.8% conv.
bike fenders 700c14K/yr -11.2%1.0% conv.
bike fenders 26 inch13K/yr +24.9%1.2% conv.

All search terms

Top bike fender 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Cooryda Bicycle Fender Set Adjustable Fender Set Front and Rear Fenders Quick Release Attachment Widened and Thickened for Mountain Bike City Bike 20-26 Inch Wheel Protection Fenders (A:Black)

Cooryda$10.743.9★285 rev

Free-fly Adjustable Road Mountain Bike Bicycle Cycling Tire Front/Rear Mud Guards Mudguard Fenders Set (Black)

Free-fly$10.064.1★530 rev

Bike Fender Set with 26ft DIY Reflective Tape Adjustable Bicycle Fenders for 22/24/26/27.5 3 Parts-Universal Full Cover Thicken Widen Front/Rear Mud Guards Fit for MTB Mountain Road Bike

R2Depot$16.294.3★807 rev

Cooryda Bike Mudguard Set Adjustable Bicycle Mudguards - Front and Rear Mud Flaps for MTB Road Bike - Fits 24/26/27.5 inch Wheels

Cooryda$14.584.2★178 rev

ROCKBROS 2-Pack Adjustable Detachable Bike Fenders for 700C Road Bike CX

ROCKBROS$30.084.1★107 rev

Newest

by launch date

ROCKBROS Black Bike Fenders Set Adjustable Front and Rear Mud Guards for 700c Road Gravel Bikes & 26-27.5 Mountain Bikes Quick Release Bicycle Mudguard Accessories

ROCKBROS$29.274 rev

3mo ago

ROCKBROS Bike Fenders for 700C Road Bike/ 26-27.5 MTB Dual Support Quick-Release

ROCKBROS$33.471 rev

3mo ago

RBRL Bike Fender Set for MTB & E-Bike Full Coverage Mudguards Compatible with 27.5 / 29 Wheels up to 3.0 Durable Splash Guard Against Mud & Water Stable Tool-Free Installation

RBRL$48.09110 rev

4mo ago

ENLEE 2pcs Bike Fender Set - Reflective Road/Gravel/Folding Bicycle Fender Lightweight Waterproof Front and Rear Bike Mud Guard Suitable for Bicycle Tire Width: 23-35mm(only fit disc Brake) Black

ENLEE$25.6226 rev

4mo ago

Cooryda Bicycle Fender Set Adjustable Fender Set Front and Rear Fenders Quick Release Attachment Widened and Thickened for Mountain Bike City Bike 20-26 Inch Wheel Protection Fenders (A:Black)

Cooryda$10.74285 rev

1y ago

What buyers say about bike fender

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

What buyers love

Size-Overall15%

“Fits perfect”

Quality-Overall14%

“Well made, nice looking, easy to install”

Assembly/Installation13%

“Easy to assemble”

Value For Money7%

“Great Value”

Material Quality5%

“Material is sturdy and thick”

Ease Of Use4%

“which was easy to use”

Durability4%

“It has held up well”

Advertised Vs Actual Product4%

“As advertised”

Strength4%

“Easy to install and very sturdy”

Adjustability/Rotatability/Reclining3%

“Very adjustable too”

What buyers complain about

Quality-Overall13%

“Cheaper quality than expected”

Size-Overall12%

“it does not fit”

Durability12%

“Doesnt last”

Assembly/Installation8%

“Painful installation”

Strength6%

“Cheap and flimsy”

Instructions/User Manual/Troubleshooting5%

“The instructions were terrible”

Mounting5%

“Mounting Hardware is the only fault”

Ease Of Use3%

“Ours was not straightforward”

Material Quality3%

“Materials are cheap”

Design-Overall3%

“Terrible front guard design and install, as everyone else is pointing”

Top return reasons

Size-Overall56%

Mounting7%

Advertised Vs Actual Product6%

Defective Material/Parts5%

Compatibility-Overall4%

Functionality-Overall3%

Assembly/Installation3%

Add-Ons/Attachments2%

Strength2%

Mechanism Issues2%

Common questions

Is bike fender profitable to sell on Amazon United States?: The niche generates $162K/yr across 68 tracked products. 0 of 7 products launched in the last 360 days are still selling. 90-day search growth is +8.9%. Flapen's verdict: Worth a look (57/100).
How competitive is the bike fender niche?: 34 brands and 74 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 55% of demand.
What do buyers complain about in bike fender?: Top complaints mined from reviews: Quality-Overall, Size-Overall, Durability. The return rate is 4.5%.
When does demand for bike fender peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the bike fender niche?: Listings span $6.31–$79.96; the average listing price is $26.97 (sweet spot $15–$100). The average incumbent carries 671 reviews — the moat a new listing must climb.