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evpalmer evpalmer
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6 years ago
What is the purpose of the labyrinth seal (drum groove) used on a drum brake?
A) Reduces cooling      B) Keeps water out of the drum
C) Allows the shoes to collect dust      D) Reduces noise
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GamerGeekGamerGeek
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#1
6 years ago
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evpalmer Author
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#2
6 years ago
Good timing, thanks!
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