I believe this is a Dana 25. This would be a quick and easy way to upgrade to a limited slip in the front, assuming the gear ratio matches what you have.
“Willys Jeep front end with brakes, fits willys jeep cj-5 and M-38, m-38a, 1944-1953 upgraded limited slip upgrade, in very good shape, extra seals for knucles. Local pick up only or pre paid shipping”