I recently installed the CPP 6 lug application, a pain in the [censored]. I bought the kit from The Truck Shop, which gets it from CPP. i used the uprade roller bearings,which where a little tall for the race.I called truck shop and CPP,emailed pics, and of course they said it was my hub, That they NEVER had a problem with that set of bearings. when you could clearly see the bearings where to tall or the race was to short.I ordered a new set and they fit perfect.I will be in the L.A area this weekeed, And belive my I'm going to rip the a new [censored].other problems i had were the pads had to be sanded downed.Of course a ran into all the other problems from the previous posts.