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48

harley oil filter wrench

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A small market ($35K/yr) — this niche doesn't clear our bar today.

Market size 9Growth 80Conversion 96Competition 13Returns 96Price range 42Avg price 50Brand share 15Review moat 71Quality gap 37

Conversion

Incredible13.5%

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

Returns

Incredible0.7%

return rate — above 6% kills the launch gate

Growth

Great+72.6%

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

Review moat

Good647.11

avg incumbent reviews — the moat a new listing must climb

Avg price

Good$12.05

avg listing price — sweet spot $15–$100

Price range

Okay$8.40–$19.83

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Bad94%

top-5 brand share — brand-locked demand

Competition

Bad85%

top-5 click share — a locked-up shelf

Market size

Bad$35K

$35K/yr · 22K searches

Competition

The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.

Brands

7 falling

Sellers

9

Top-5 brand share

94%

Open market

2%

  • QHDSGZS55%
  • AKDIYLQ18%
  • Shonee11%
  • Kiwi Master6%
  • HDBUBALUS5%
  • BSAMZO4%
  • Open — no brand owns it (1 brand, 2%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$4K20%$7K30%$11K40%$14K101001K10K Reviews — right = deep review moat Market 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.

Reviews

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

What buyers love

Value For Money20%

“Good Value”

Ease Of Use11%

“Easy to use”

Filtration9%

“The actual filter cup with the cutout works great”

Quality-Overall8%

“Each item is well made”

Advertised Vs Actual Product8%

“as advertised”

Efficiency8%

“Effective”

Size-Overall7%

“Everything fits perfectly”

Lubrication6%

“Just right for an oil change on any Harley Davidson”

Ease Of Cleaning5%

“way less messy”

Maintenance And Repair3%

“Overall, this is a very handy kit if you do your own Harley maintenance”

What buyers complain about

Size-Overall18%

“They are slightly larger than HD orings”

Filtration18%

“you know exactly how messy it gets when that filter comes off”

Functionality-Overall12%

“Did not work”

Quality-Overall7%

“Trash”

Material Quality7%

“Made out of cheap material”

Strength6%

“However, it's a shame that the plastic parts are so brittle”

Lubrication3%

“Downside is I now have to drain the fresh fluid”

Compatibility-Overall3%

“Totally wrong for my 2013 street glide despite that it says it will work”

Defective Material/Parts1%

“Functional, unfortunately my order was missing the parts”

Mechanism Issues1%

“to accept the 3/8 wrench doesn't work”

Top return reasons

Size-Overall60%
Compatibility-Overall9%
Value For Money7%
Filtration7%
Advertised Vs Actual Product6%
Functionality-Overall3%
Defective Material/Parts3%
Quality-Overall1%
Mechanism Issues1%
Add-Ons/Attachments1%