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rear axle assembly
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Quality gap
Great4.0★avg incumbent rating — lower means beatable quality
Review moat
Good539.83avg incumbent reviews — the moat a new listing must climb
Avg price
Good$138.19avg listing price — sweet spot $15–$100
Competition
Okay66%top-5 click share — leaders hold, buyers still browse
Growth
Okay+3.6%90-day search growth — must beat 0% to launch
Price range
Okay$53.44–$231.74cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Bad$93K$93K/yr · 37K searches
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
Returns
Bad7.6%return rate — above 5% kills the launch gate
Brand share
Bad100%top-5 brand share — brand-locked demand