Someone correct me if I'm wrong - but the '55 and later did away with the torque tube, and I think are the same width as the '45. 6 lug, same spacing.

Can't recall when the wider rear ends started - '66 or '72?

-Boyo


'48 Willys CJ-2A / '55.1 Chevy 3600 / '66 Austin-Healey 3000 / '04 Volvo wagon (parenthood!?)