This SAE Recommended Practice provides minimum performance requirements and uniform laboratory procedures for fatigue testing of wheels and demountable rims intended for normal highway use on trucks@ buses@ truck-trailers@ and multipurpose vehicles. For other wheels intended for normal highway use and temporary use on passenger cars@ light trucks@ and multipurpose vehicles@ see SAE J328. For wheels used on trailers drawn by passenger cars@ light trucks@ or multipurpose vehicles@ see SAE J1204. For bolt together military wheels@ see SAE J1992. This document does not cover other special application wheels and rims.