need help with a ford 9" rearend

[tully]

I got a ford 9" rearend in a trade for stuff, and trying to id it.

it's a 10 bolt ID tad just say 3:10

casting on housing says: DF 915

anyone know what this means?

[57ford/60thunderbird]

3:10 is the gear ratio i dont know about the other codes

[Coral]

Not your answer, but I thought it GREAT read....

http://www.kevinstang.com/Ninecase.htm