5 lug and noticeably wider - 2.92 is pretty tall for a six around town, you'd be better w/ a 3.38, which ratio gears are available for the 55-9 trucks from a good rear end shop
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics