# is a 2883778 8 L 9 above #

I needed a shorter shaft for my `67 Dart GT since I just replaced the 7 1/4 with 8 3/4 , and I found this one in my collection that fit perfect (happy days) and just wanted to know what it came from. It is 3 1/4 diameter.

My combo is a 340 engine 904 trans 8 3/4 rear