Kentucky CDL Practice Test 2026 & Kentucky KYTC Rules
Prepare for your commercial driver's license with the official Kentucky exam curriculum. TruckerPass combines the 985 federal FMCSA questions with Kentucky-specific commercial vehicle limits, air brake testing, and the 2026 Modernized Pre-Trip inspection.
Kentucky Weight Distance Tax & Appalachian Grades
- Kentucky enforces a mandatory Weight Distance Tax (KYU license); commercial vehicles ≥ 60,000 lbs must display a valid KYU number.
- Jellico Mountain on I-75 at the Tennessee border features severe grades and sharp curves requiring pre-descent brake cooling checks.
- Brent Spence Bridge corridor on I-71/I-75 near Cincinnati features complex lane merges and heavy freight density.
- Kentucky KYTC requires an 80% passing score on the 50-question General Knowledge exam.
Official Kentucky Test Format
- Licensing Agency: Kentucky Transportation Cabinet (KYTC)
- General Knowledge: 50 questions, 80% to pass (at least 40 correct).
- Air Brakes Endorsement: 25 questions, 80% to pass (required for air-equipped rigs).
- Combination Vehicles: 20 questions, 80% to pass (Class A tractor-trailers).
- Modernized Pre-Trip Inspection: 4-Zone component walkaround + 4-Step air brake test.
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