This rear comes with Wilwood disc brakes and axles installed in the housing. 
 
1982-1992 Camaro, Firebird, Trans Am F-Body
Stock width 61 3/4" wheel mounting surface to wheel mounting surface
Multi leaf Perches welded in the stock location
Moser Engineering 12 Bolt - USA made casting
3" tubes / 1/4" wall - seamless DOM
33 spline Moser Engineering bolt-in style axles
Truetrac posi
Choice of gear ratio
1350 yoke
Chrome cover
Sealed ball bearings
5 x 4 3/4 bolt pattern 
Torino ends, common 2 1/2" brake offset and access holes
Wilwood disc brake kit W/ parking brake
E-brake cables and stainless braided hose incuded and installed 
 
12 bolt internals are 12 bolt passenger car spec. Axle bearings are common Ford 88128 found at any part store. 
 
We recommend Lucas 80/90 non-synthetic with no additives with Truetrac differentials. 
 
If you would like to narrow this rear, do a different powdercoat color, use a different bolt pattern, switch to disc brakes, hold the shipment at your local terminal, we can accommodate your needs. Reach out to us and we will get you a custom quote. 
 
You can expect a 5-7 day build time.
 
Sales tax only applies to Indiana residents. 
 
 Any questions, leave a note or contact us a 260-301-2424.