Ohio CDL Combination Vehicles practice test

The Combination Vehicles test covers Section 6 of the Ohio CDL Manual (HSY 7605). You need it to drive combination vehicles, so every Class A applicant takes it (1.1.1, p. 1-5). You need 80% on each test, the federal rule for every state (49 CFR 383.135).

Key facts

Pass mark80% on this test
Who takes itAnyone who wants to drive combination vehicles (Class A)
CoversSection 6: combinations, trailer air brakes, coupling, inspection

Topics

What the Combination Vehicles test covers

Questions drivers ask

What is on the Ohio CDL combination vehicles test?
Section 6 of the Ohio CDL Manual: driving combinations safely, combination air brakes, antilock brakes, coupling and uncoupling, and inspecting a combination vehicle. You need it to drive combination vehicles.
Source: Ohio CDL Manual (HSY 7605, July 2026), Section 6 and p. 1-5

Sources

Ohio Commercial Driver License Manual (HSY 7605), revised July 2026, Ohio Bureau of Motor Vehicles. Page references are to its printed page numbers. CDL Mile is independent and not affiliated with the Ohio BMV.

Updated for the July 2026 Ohio CDL manual (HSY 7605). Last checked November 5, 2026.

See where you stand on all three Ohio tests.

A free 15-question check, then practice that targets your weak spots. $49 for 60 days if it helps.

Get my free score →