Here's a couple more pics of the #2944 252 pictured above:
Motor Wheel Corp. plant #1 "MADE IN USA" ----- 14x5-1/2" JJ
I think the W21 wheel manufacturing moved to CANADA for the '72 model year. Does anyone have a dis-mounted #3580 058, WAG - M4 is CANADA & hoop/rim style is JK Motor Wheel Corp. plant #4 "MADE IN ??????" ----- 14x5-1/2" ??
