These kits will allow you to bolt up your OBS Ford drive shafts to 05+ Super Duty axles.
Our rear kit includes a genuine Spicer 1350 u-joint and yoke and OEM Ford drive shaft bolts. This will adapt the Super Duty flange to your OBS F250/350 drive shaft.
Our front kit includes a genuine Spicer front conversion u-joint to adapt from the Super Duty's 1350 pinion yoke to the OBS 1330 Ford drive shaft.
