This rear comes with drum or metric disc brakes and axles installed in the housing. 
 
1955-1957 Chevy 150, 210, Bel Air, And Nomad 
Stock width 60" wheel mounting surface to wheel mounting surface
2 1/4" Perches welded in the stock location
Moser Engineering 12 Bolt - USA made casting
3" tubes / 1/4" wall - seamless DOM
30 spline Moser Engineering bolt-in style axles
Eaton clutch posi
Choice of gear ratio
1350 yoke
Sealed ball bearings
Torino ends, common 2 1/2" brake offset, 2.771" hub, and access h