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This rear come with axles, brakes, hoses and parking brake cables installed. 


1978-1987 G-Body

  • Stock width 57 3/4" wheel mounting surface to wheel mounting surface
  • Upper and lower control arm mounts are welded on the housing
  • Stamped 9" Ford housing
  • 3" tubes / 1/4" wall - seamless DOM
  • 31 spline Moser bolt-in style axles
  • 33/35/40 spline axles have a 10-year warranty
  • Truetrac posi
  • Choice of gear ratio
  • 1350 yoke
  • Sealed ball bearings
  • 5 x 4 3/4 bolt pattern 
  • Torino ends, common 2 1/2" brake offset, 2.771" hub, and access holes


Housing takes a 9" center and uses a 3.062 Superlight Nodular case. Axle bearings are common Ford 88128 found at any part store. 


We recommend Lucas 80/90 non-synthetic with no additives in Truetrac differentials. 


If you would like to narrow this rear, do a different powdercoat color, use a different bolt pattern, switch to other 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. Powdercoating adds about 1 week to production. 


Sales tax only applies to Indiana residents. 


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

Fully Assembled, 1978-1987 G-Body 9", 31 spline, Truetrac, Moser Engineering

  • This item ships UPS truck freight. 

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