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1978-1987 Regal, T-Type, El Camino, Monte Carlo, Cutlass, Bonneville, Grand Prix, Grand National, GNX

  • Stock width 57 3/4" wheel mounting surface to wheel mounting surface
  • Upper and lower control arm brackets are welded on the housing
  • Moser Engineering 12 Bolt - USA made casting
  • 3" tubes / 1/4" wall - seamless DOM
  • Moser Engineering 30 spline bolt-in style axles
  • Eaton 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, 2.771" hub, and access holes


12 bolt internals are 12 bolt passenger car spec. Axle bearings are common Ford 88128 found at any part store. 


If you would like to narrow this rear, do a different powdercoat color, use a different bolt pattern, add adjustable coil over mounts to fit your suspension, 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 2 day build time. Powdercoating ads about 1 week to production. 


Sales tax only applies to Indiana residents. 


Any questions, leave a note or contact us a 260-301-2424. 

1978-1987 G-Body 12 Bolt, 30 Spline, Bolt-in Style Axle, Eaton Posi

  • This item ships UPS truck freight. 

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