opened the diff...found this (with pix)
#55
#56
sf is semi floating. no outboard bearings like you will see on a 2500hd/3500 rear axle. the sf is a 9.5 ring gear. the 2500hd is a 10.5 and there is also a 11.5 on the 3500 iirc.
#58
All 2wd 6.2 trucks and SUVs. 2wd SSS, VHO, Vmax. TBSS, 6.0 SSR, 454ss, 1500hd, 2500ld and some 1500 obs trucks and various 2500 obs setups. This list may not be perfect, but you get the point.
#59

04 VHO had a 10bolt
05 VHO Had 14 bolt
06 The name changed to V-max
TBSS are shorter then the truck rear.
Some H2's had the 14 bolt too!!!






