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Differential Ring and Pinion for 1973-1975 Buick Apollo
InfoVehicle Info Needed
EXCELPART NUMBER: 857-GM75456

Differential Ring and Pinion for 1973-1975 Buick Apollo

$18227$212.39You Save$30.12
1 left in stock
ShippingShips on Nov 02, 2026
Lowest PriceLowest Price Guarantee

Differential Ring and Pinion
  • 1973-1975 Buick Apollo
  • 4.56 Gear Ratio with 41-Tooth Ring Gear
  • 8620 Steel Ring and Pinion Construction
  • 27-Spline Pinion Shaft, 1.438 in. Diameter

    This differential ring and pinion is manufactured to OEM specifications for 1973-1975 Buick Apollo and other listed applications, restoring correct drivetrain fit and function.

    Technical Specifications:

    • 1973-1975 Buick Apollo
    • 4.56 Gear Ratio with 41-Tooth Ring Gear
    • 8620 Steel Ring and Pinion Construction
    • 27-Spline Pinion Shaft, 1.438 in. Diameter
    • Part TypeRing and Pinion
    BrandEXCEL
    Package Height5.3
    Package Width11.2
    Package Length15.6
    Weight12.6 PG
    Part CategoryReplacement Parts
    Ring Gear RotationStandard
    Ring Gear Tooth Quantity41
    Differential Case Design TypeGM 7.5, GM 7.6 IFS, GM 7.625
    PositionFront, Rear
    Differential Carrier Break3.23 Ratio and Higher
    Cover Bolt Quantity10
    Pinion Spline Count27
    Ring Gear Material8620 Steel
    Ring Gear Outside Diameter7.5 in.
    Pinion Shaft Diameter1.438 in.
    Pinion Gear Tooth Quantity9
    Gear Ratio4.56
    Ring Gear Bolt Quantity10
    Part FitmentDirect Fit
    Mounting LocationRear
    ApplicationGM 7.6 IFS
    Vendor Part NumberGM75456
    Package Qty1
    Package TypeEA
    Please click here to download the instructions PDF file

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