40
brake caliper rebuild kit
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$42.48avg listing price — sweet spot $15–$100
Price range
Great$5.73–$114.12cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good42%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Returns
Good2.9%return rate — above 5% kills the launch gate
Review moat
Okay2,848.38avg incumbent reviews — the moat a new listing must climb
Growth
Okay+0.4%90-day search growth — must beat 0% to launch
Conversion
Bad1.5%search→purchase rate — share of searches ending in a sale
Market size
Bad$58K$58K/yr · 92K searches
Brand share
Bad98%top-5 brand share — brand-locked demand