Question After coupling, there should be ____ between the upper and lower fifth wheel. Answers No space Very little space A lot of space Three inches of space Explanation Before a trip, be sure to inspect all couplings. There should be no space between the upper and lower fifth wheel. This questions appears in the following tests: Alabama Combination California Tank Colorado Combination Florida Tank Illinois Combination Kansas Combination Massachusetts Combination Nevada Combination New York Combination South Carolina Combination Utah Combination Wyoming Tank