12-Bolt 8.875" Passenger Car
  • 3 Series Fits 3.07 to 3.73 Ratio Carrier, 4 Series Fits 3.90 and Numerically Higher Carrier.
  • 30 Spline, 1.625 Diameter Pinion.








  • $348.79
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
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    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 4.33
  • Teeth: 39-9
  • Series: 4
  • View Details
    $348.79
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee






    12-Bolt 8.875" Passenger Car
  • 3 Series Fits 3.07 to 3.73 Ratio Carrier, 4 Series Fits 3.90 and Numerically Higher Carrier.
  • 30 Spline, 1.625 Diameter Pinion.
  • $271.17
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee
    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 5.86
  • Teeth: 41-7
  • Series: 4
  • View Details
    $271.17
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee

    12-Bolt 8.875" Passenger Car
  • 3 Series Fits 3.07 to 3.73 Ratio Carrier, 4 Series Fits 3.90 and Numerically Higher Carrier.
  • 30 Spline, 1.625 Diameter Pinion.
  • $271.17
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee
    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 6.14
  • Teeth: 43-7
  • Series: 4
  • View Details
    $271.17
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee

    12-Bolt 8.875" Truck
  • 3 Series Fits 3.40 and Numerically Lower Ratio Carrier, 4 Series Fits 3.73 and Numerically Higher Carrier.
  • 30 Spline 1.438" Diameter Pinion.





  • $242.92
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee
    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 4.10
  • Teeth: 41-10
  • Series: 3
  • View Details
    $242.92
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
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    $254.22
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee
    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 4.56
  • Teeth: 41-9
  • Series: 3
  • View Details
    $254.22
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee



    $254.22
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee
    GM 12 Bolt Ring & Pinion Gear Set
  • Ratio: 5.38
  • Teeth: 43-8
  • Series: 4
  • View Details
    $254.22
    Estimated to ship directly from the manufacturer on 12/21/18
    FREE Shipping
    Lowest Price Guarantee