They will need to have the carrier bearing spaced down.
. Use this Procomp Driveline Alignment Shim Kit.Pro Comp's Driveline Alignment Kit is for lifted Trucks with a 2 piece driveshaft. Rear Drive Shafts;California Residents: WARNING Pro Comp Carrier Drop - 59003B Driveline Alignment Shim Kit;For Trucks w/Two pc.