Part #: 800-784
New driveshaft to differential flange for R180 rear differential. This flange converts from R180 4-bolt pattern to modern 1310 series U-joint. If you are making a new driveshaft this is the flange to use. This flange will not work with stock Nissan U-joints. Pilot hole size is 2.25" diameter for the flange to the diff.
*See PT# 800-603 for stock U-joints