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  Project CJ-7
Jeep Project CJ-7

An ongoing Budgeted Rebuild/Build up of a Rock Crawling Machine.

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Powertrax No-Slip Differential Installation Guide






Assembly (steps 14 to 37)


14. Apply wheel bearing grease to saddle springs & seat in holes.


15. Insert the a coupler into the ring gear side of the case first.


16. Insert the second coupler into the opposite side of the case.


17. Make sure paddle opening (widest gap) in ring gear side synchro ring is facing out towards you.


18. Insert an active spacer into a driver. Seat the spacer paddle at the missing extended tooth.


19. Insert driver/spacer as shown, making sure spacer paddle is facing out towards


20. Verify spacer paddle is aligned with paddle opening in synchro ring and press driver/spacer down onto coupler. Driver teeth should be fully engaged all the way


21. Insert the second active spacer into the second driver. Seat the spacer paddle at the missing extended tooth.


22. Verify paddle opening (widest gap) in other synchro ring is facing the back of the differential, away from you.


23. Install second driver/spacer making sure that paddle is pointing away from you toward rear of differential.


24. Verify spacer paddle is aligned with the paddle opening in synchro ring and press down on driver /spacer to seat on coupler; driver teeth should be fully engaged all the way around.


25. Wedge both drivers in engagement with couplers. Rotate driver’s side wheel forward 1/4 turn to reveal spring slot.


26. Place the two inner springs inside the two outer springs.


27. Compress inner spring and install spring assembly into spring slot.


28. Visually inspect notches in spring slot to make sure inner spring is fully seated.


29. Keeping both drivers wedged in engagement with couplers, rotate driver’s side wheel forward 1/2 turn to reveal spring slot on other side.


30. Compress inner spring and install the second spring assembly into the second spring slot.


31. Visually inspect notches in spring slot to make sure inner spring is fully seated.


32. Check the gap between drivers using check block. The narrow side of the block should fit in between drivers, but the wider side should not fit.


If gap is incorrect, STOP and call Powertrax Technical Support at 864-843-9275. There may be a problem with your differential case.


33. Push passenger side axle shaft inward through coupler as far as it will go and bolt axle shaft back to housing.


34. Keeping both drivers fully engaged, rotate both wheels back 1/4 turn to expose pinion shaft opening. Make sure saddle springs are all fully seated.


35. Keeping couplers and drivers stationary, rotate case 1/4 turn forward to align pinion shaft openings.


36. Using the retaining bolt/roll-pin as a handle, insert the shaft into the differential. Press hard while twisting to pass shaft by springs.


37. Insert retaining bolt/roll-pin into case/shaft.




Next > 


The above information is provided by Richmond Gear.  These instructions are the instructions we followed during our installation of the Powertrax No-Slip Differential in a 30 spline Dana 44 Axle.  These instructions are posted for educational purposes only and are not meant to be THE instructional guide to installing the Powertrax No-Slip Differential, rather as a review of the process transcribed into an HTML format.  Please refer to Richmond Gear for your application of the Powertrax No-Slip Differential as well as many other great products.  Source: Richmond Performance Products, 822 1003 A, Open Differential Integral Carrier Non C-Clip Version

Richmond Performance Products • 1208 Old Norris Road • P.O. Box 238 • Liberty, S.C. 29657
Phone: 864-843-9231 • Fax: 864-843-2964 On the web at:

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