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Differential Ring and Pinion for 1955-1979 Ford Thunderbird
InfoVehicle Info Needed
EXCELPART NUMBER: 857-F9543

Differential Ring and Pinion for 1955-1979 Ford Thunderbird

$20249
ShippingShips on 11/03/2026
Lowest PriceLowest Price Guarantee

Differential Ring and Pinion
  • 1955-1979 Ford Thunderbird
  • 5.43 Gear Ratio with 38-Tooth Ring Gear
  • 8620 Steel Ring and Pinion Construction
  • 28-Spline Pinion Shaft, 1.313 in. Diameter

    This differential ring and pinion is manufactured to OEM specifications for 1955-1979 Ford Thunderbird and other listed applications, restoring correct drivetrain fit and function.

    Ring and Pinion Features:

    • 1955-1979 Ford Thunderbird
    • 5.43 Gear Ratio with 38-Tooth Ring Gear
    • 8620 Steel Ring and Pinion Construction
    • 28-Spline Pinion Shaft, 1.313 in. Diameter
    • Part TypeRing and Pinion
    BrandEXCEL
    Part CategoryReplacement Parts
    Ring Gear RotationStandard
    Ring Gear Tooth Quantity38
    Differential Case Design TypeFord 9
    PositionRear
    Cover Bolt QuantityDropout
    Pinion Spline Count28
    Ring Gear Material8620 Steel
    Ring Gear Outside Diameter9 in.
    Pinion Shaft Diameter1.313 in.
    Pinion Gear Tooth Quantity7
    Gear Ratio5.43
    Ring Gear Bolt Quantity10
    Part FitmentDirect Fit
    Mounting LocationRear
    ApplicationFord 9.0
    Vendor Part NumberF9543
    Package Qty1
    Please click here to download the instructions PDF file

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