MISSOURI CLASS E DRIVER'S LICENSE
STUDY GUIDE EXAM 2025 QUESTIONS
AND ANSWERS
The maximum height of any vehicle outside of a commercial zone on designated highways -
ANS 14 feet
The maximum height of any vehicle in a commercial zone - ANS 15 feet
The maximum height on all other highways - ANS 13 1/2 feet
Maximum width of any vehicle - ANS 8 1/2 feet
Capacity to be a commercial zone - ANS Commercial zones exist only in cities with a
population of 75,000 or more.
Commercial zone - ANS The commercial zone is one mile beyond the city limits, plus one mile
for every 50,000 residents or portion thereof, except for a few cities.
The commercial zone for St. Louis - ANS Extends 18 miles beyond the city limits.
The commercial zone for Kansas City - ANS Extends 12 miles beyond the city limits and
includes the city of Herrisonville.
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 1
, The commerical zones for Springfield, St. Joseph, and Columbia - ANS Extend only 2 miles
beyond the city limits.
Maximum length for any single vehicle - ANS 45 feet
Maximum length for any bus or trackless trolley coach (not including one foot in front and back
for safety bumper) - ANS 45 feet
Maximum length of truck-tractor and semi-trailer upon interstates and certain designated
highways (no overall maximum length, includes load). - ANS 53 feet
Maximum length of truck-tractor and semi-trailer upon all other roads - ANS 60 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon
interstates and certain designated highways (no overall maximum length) - ANS 28 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon
all other roads - ANS 65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon interstates
and certain primary highways - ANS 65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon all other
roads - ANS 55 feet
Maximum length of Automobile Transporters and Boat Transporters including Conventional 5th
Wheel and Stingersteered - ANS 75 feet (for combination unit plus 3 feet front to 4 feet
overhang)
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 2
STUDY GUIDE EXAM 2025 QUESTIONS
AND ANSWERS
The maximum height of any vehicle outside of a commercial zone on designated highways -
ANS 14 feet
The maximum height of any vehicle in a commercial zone - ANS 15 feet
The maximum height on all other highways - ANS 13 1/2 feet
Maximum width of any vehicle - ANS 8 1/2 feet
Capacity to be a commercial zone - ANS Commercial zones exist only in cities with a
population of 75,000 or more.
Commercial zone - ANS The commercial zone is one mile beyond the city limits, plus one mile
for every 50,000 residents or portion thereof, except for a few cities.
The commercial zone for St. Louis - ANS Extends 18 miles beyond the city limits.
The commercial zone for Kansas City - ANS Extends 12 miles beyond the city limits and
includes the city of Herrisonville.
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 1
, The commerical zones for Springfield, St. Joseph, and Columbia - ANS Extend only 2 miles
beyond the city limits.
Maximum length for any single vehicle - ANS 45 feet
Maximum length for any bus or trackless trolley coach (not including one foot in front and back
for safety bumper) - ANS 45 feet
Maximum length of truck-tractor and semi-trailer upon interstates and certain designated
highways (no overall maximum length, includes load). - ANS 53 feet
Maximum length of truck-tractor and semi-trailer upon all other roads - ANS 60 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon
interstates and certain designated highways (no overall maximum length) - ANS 28 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon
all other roads - ANS 65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon interstates
and certain primary highways - ANS 65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon all other
roads - ANS 55 feet
Maximum length of Automobile Transporters and Boat Transporters including Conventional 5th
Wheel and Stingersteered - ANS 75 feet (for combination unit plus 3 feet front to 4 feet
overhang)
Copyright ©2025 BRIGHTSTARS ALL RIGHTS RESERVED 2
