7.5 & 7.625" GM
  • 2 Series Fits 3.08 and Lower Carrier. 3 Series Fits 3.23 and Higher Carrier.
  • 7.5" & 7.625" Diameter Ring Gear
  • 1.438" Pinion Diameter
  • 27 Spline Pinion
  • 10 Hole Oval Cover







  • 8.2" Drop Out (Early) GM
  • 3 Series Fits 3.08 to 3.70 Carrier.
  • 8.20" Diameter Ring Gear
  • 1.438" Pinion Diameter
  • 17 Spline Pinion
  • 10 Hole Oval Cover

  • 8.2" GM
  • 3 Series Fits 3.08 and Higher Carrier
  • 8.20" Diameter Ring Gear
  • 1.438" Pinion Diameter
  • 25 Spline Pinion
  • 10 Hole Oval Cover


  • 8.5 & 8.625" GM
  • Fits Carriers 2.73 and Higher
  • 8.50 & 8.625" Diameter Ring Gear
  • 1.626" Pinion Diameter
  • 30 Spline Pinion
  • 10 Hole Oval Cover





  • 8.875" GM Car "C" Axle
  • 3 Series Fits 3.07-3.73 Carrier. 4 Series Fits 3.90 and Higher Carrier.
  • 8.875" Diameter Ring Gear
  • 1.625" Pinion Diameter
  • 30 Spline Pinion
  • 12 Hole Oval Cover







  • 8.875" GM Truck
  • 3 Series Fits 3.40 and Lower Carriers. 4 Series Fits 3.73 and Higher Carriers.
  • 8.875" Diameter Ring Gear
  • 1.438" Pinion Diameter
  • 30 Spline Pinion
  • 12 Hole Irregular Cover







  • 8'' Ford
  • 8'' Diameter Ring Gear
  • 1.188'' Pinion Diameter
  • 25 Spline Pinion
  • 10 Hole Oval Cover