Fifth wheel meaning

Fifth wheel definition

1. A wheel that is temporarily attached to a vehicle to test the accuracy of theĀ speedometerĀ , etc.
2. A trailer which has its tongue attached to the bed of a truck.

Automotive Dictionary Index

Automotive terms beginning with "F", page 7

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 2 3 4 8

More Automotive Dictionaries