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Disclaimer: This is an unofficial, free study aid and is not affiliated with the NY DMV or FMCSA. Rules and figures may change and some state-administered details vary — always confirm against the official NY CDL-10 manual and dmv.ny.gov before relying on anything here. Figures shown were verified against the NY CDL-10 (11/25); items we could not verify are flagged in-app as "verify against official source."