It is part number R7.5GRMK for GM 7.5 10 bolt rear. the kit is top of the line. has pinion bearings,carrier bearings,crush sleeve,shims, gear marker,rear end seal, pinion seal,bolts. Everything for your gear swap. I bought one and my friend ordered one and I don't need 2. I paid almost 100 dollars selling for 65.00 shipped in lower 48. I accept paypal also.
Thank's alot.

 

Is this aka a master install kit?

 

yes it is

 

to the top

 

here are pics

 

65.00 shipped. perfect kit for those leaking pinion seals and worn bearings

 

up,ttt

 

someone must need this 60.00 shipped, That's almost 1/2 off

 

interested, pm sent