The excab & longbed have the SAME length D.S., with a 4" lift I think mine was 56-58" (single t.c.), I also believe those models had a 2 piece rear d.s. with a 'center bearing (crap),I HAVE a C/V rear D.S. for an extra cab efi 5spd, single 1 piece, used about 1 year and retubed, then parted the truck (tipped on side/crushed), if interested 120.00 obo plus shipping from 93065 CA Stew