Could the 3-speed be 591615 ? If so it's a 1948-54 truck 3-speed and should be a floor shift trans.

The 591953 is in fact the SM-420 4-speed from 1948-up.

Mike B smile


Mike Boteler

1956 Chevy 3100 Resto Rod
1952 Willys M38 Army Jeep
1983 Jeep CJ7 Laredo
1984 Jeep CJ7
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Silver Spring, MD