Dad's 67 K-20 has "no spin" axles listed in the option sheet. We've never had the diff's opened up on it, but they act like spools......no slip anywhere......man is it a bear to try to turn in the mud.
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67 K-20 350, SM465, Eaton rear, 4.56 no spin option
00 Dodge 2500 4x4, 24V cummins, 5 speed
Chad
South Central Nebraska
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