On Thursday, February 16, 2017 at 10:46:24 AM UTC-8, wrote:
With Frank's refs, found the differential markings 9L3 and 2T on our 48 inch axel.

Likely Ford 9 inch 1960's two ton, Mercury or Mustang. Still looking for a more current 48 inch equivalent with the same gear ratio.

No joy searching or posting on the Winch Design group, but we persist.

Thank you.

https://groups.yahoo.com/neo/groups/winchdesign/info

I'm the owner/moderator no post seen?

Marc