AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/cdl-mountain-lower-gear

What gear should you use before starting down a long mountain grade?

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  1. Neutral
  2. A lower gear
  3. The highest gear available

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References

  1. California Commercial Driver Handbook (AAMVA model manual) www.dmv.ca.gov/portal/file/california-commercial-driver-handbook-pdf Checked 2026-10-10.

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