Question A cracked rim should be: Answers Repaired by welding. Relocated to one of a pair of dual tires. Replaced. Explanation A driver should inspect wheels before a drive, specifically looking for damage on the wheels and rims. Wheels or rims that have had welding repairs are not safe for use. This questions appears in the following tests: Alaska Class A Knowledge Test Alaska Class B Knowledge Test Alaska Class B Knowledge Test Idaho Double Kentucky Class B Knowledge Test Louisiana Class A Knowledge Test Louisiana Class B Knowledge Test