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Automotive

Sunstar 2-356545 45-Teeth 520 Chain Size Rear Steel Sprocket

Automotive4.1· 128 Amazon ratings

Bias-adjusted across 128 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Automotive.

18.9%
Percentile · Global
18.4%
Percentile · Cohort
Automotive
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Sunstar 2-356545 45-Teeth 520 Chain Size Rear Steel Sprocket

How the score was built

Amazon ratings
128

used for the Bayesian percentile

Raw star average
4.1 / 5

unadjusted Amazon mean

Bayesian avg
4.18

raw rating shrunk to the category prior

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Same category · Automotive

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