Jeep NP247 Transfer Case Rebuild Kit 1999-On This is a Transfer Case rebuild kit for the Jeep New Process 247 Transfer Case. This is a complete rebuild kit for a 1999-ON Jeep New Process 247 transfer case. You can identify this transfer case by the tag on the back of the rear half that says NP247. It has an Aluminum case and is chain driven This kit comes with all the ball roller bearings, needles, needle roller bearings, seals, o-rings, gaskets, and fork inserts.