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Richmond Gear 12BC373T
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Richmond Gear Excel Ring & Pinion Gear Set GM 8.75" 12 Bolt Car Ratio: 3.73

836-12BC373T

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Save $10 off $199, $45 off $499, $100 off $999. Promo Code: FALLFUN exclusions apply

$164.95
Richmond Gear Excel Ring & Pinion Gear Set GM 8.75" 12 Bolt Car Ratio: 3.73 $164.95
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Excel Ring & Pinion Gear Set
GM 8.75" 12 Bolt Car
  • Ratio: 3.73
  • Teeth: 41-11
  • Series: 3
  • Items You May Also Consider

    Richmond Gear 12BC373T Details

    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

    Applications:

  • 1964-82 Blazer
  • 1964-82 C10
  • 1964-82 C15
  • 1964-82 K10 (Rear)
  • 1964-82 K20 (Rear)
  • 1964-81 G10, G15
  • 1969-81 G20, G25

  • Specifications:

    Axle Type
    GM 8.875 in.
    Gear Ratio
    3.73
    Position
    Rear
    Differential Case Design Type
    GM 8.875
    Pinion Spline Count
    30
    Ring Gear Bolts
    12
    Quantity
    Sold as a set
    Ring Gear Rotation
    Standard
    Cover Bolts
    12
    Cover Bolt Quantity
    12
    Pinion Shaft Diameter
    1.625
    Ring Gear Material
    8620 Steel
    Ring Gear Diameter
    8.875
    Pinion Gear Tooth Quantity
    11
    Ring Gear Tooth Quantity
    41
    Installation Kit Included
    No
    Pinion Shaft Diameter (in.)
    1.625
    Pinion Shaft Diameter (in.)
    1.625
    Ring and Pinion Ratio
    3.73:1
    Ring Gear Diameter (in.)
    8.875
    Pinion Gear Teeth
    11
    Ring Gear Teeth
    41
    Differential Carrier Break
    2.76 and Lower
    Carrier Series
    3
    Manufacturer's Part Number:
    12BC373T
    Shipping Weight:
    16.25
    Package Height:
    15
    Package Depth:
    5.2
    Package Width:
    11.2

    Richmond Gear Excel Ring and Pinion Sets are manufactured to tight tolerances. The gear design, tooling, steel selection, heat treat recipes and quality requirements are specified by Richmond. Designed to withstand the abuse of high performance and daily driving.

    Choose The Gear Ratio That Is Best For Your Vehicle
    .

    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.