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California Class C Permit Practice Test
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Passing target: 80% (32/40)
Vehicle Safety, Documents & TowingStandalone practice
What minimum uniform tire tread depth must the drive-test vehicle have?
Correct answer: At least 1/32 inch.
Why
The drive-test checklist requires at least 1/32 inch of uniform tire tread and does not allow a donut spare for the test.
Verified against California Driver's Handbook · Drive-test vehicle · p. 12
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