| Bus (9-15 Seats, including Driver) |
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| Bus (16 or More Seats, including Driver) |
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| Single-Unit (2 Axles, 6 Tires) |
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| Single-Unit (3 or More Axles) |
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| Truck/Trailer (Single-Unit Truck Pulling a Trailer) |
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| Truck Tractor (Bobtail) |
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| Tractor/Semi Trailer (One Trailer) |
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| Truck Tractor/Double (Two Trailers) |
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| Truck Tractor/Triple (Three Trailers) |
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