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Front Std Disc Brake Conversion Kit w/Cast Iron Master Cyl./Booster Fits Select 1959-1972 Full Size Ford Cars [Natural Calipers]
InfoVehicle Info Needed
JEGSPART NUMBER: 555-631555

Front Std Disc Brake Conversion Kit w/Cast Iron Master Cyl./Booster Fits Select 1959-1972 Full Size Ford Cars [Natural Calipers]

$72799$769.99You Save$42.00
ShippingShips on 09/18/2026
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Front Standard Brake Kit w/Master Cylinder & Booster
Front Disc Brake Conversion Kit
  • Fits Select 1959-1972 Full Size Ford Models
  • See Fitment Tab for All Applications
  • 5 x 4.5 in. Bolt Pattern
  • Plain Standard Rotors
  • Natural Calipers
  • Cast Iron Master Cyl./Gold Zinc Booster Conversion Kit

    JEGS 555-631555 Standard Front Disc Brake Conversion Kit w/Gold Zinc Booster Conversion

    JEGS 631555 Front Disc Brake Conversion Kit will provide the latest braking technology for 1959-1972 Ford Full Size Cars. This kit is easy to install and includes all the necessary components to convert from drum to disc brakes.

    JEGS 555-631555 Premium Front Disc Brake Conversion Kit Includes:

    • (2) Front, 11 in. Diameter Drilled and Slotted Rotors with 5 x 4.50 in. Wheel Bolt Pattern
    • (1 Pair) Front, Large Single Piston Disc Brake Calipers, Natural Cast iron Finish with Brake Pads
    • (2) Rubber Brake Hoses with Banjo Bolts and Copper Washers
    • (2) Front Inner Wheel Bearing Sets
    • (2) Front Outer Wheel Bearing Sets
    • (2) Front Wheel Bearing Grease seals
    • (2) Front Dust Caps
    • (2) Front Spindle Nuts and Washers
    • (2) Front Cotter Pins
    • (1 Pair) Front Caliper Brackets
    • (1) Package of Caliper Bracket Mounting Bolts and Lock Nuts
    • (1) 8 in. Diameter Dual Gold Zinc Power Brake Booster
    • (1) Laser Cut Powder Coated Black Firewall Brackets and Firewall Spacers
    • (1) Cast Iron Dual Bail 1 in. Bore Master Cylinder
    • Brass Disc/Drum Brake Proportioning Valve, Bracket, Lines, and Sensor Wire

    JEGS 555-631555 Premium Front Disc Brake Conversion Kit Notes:

    • Requires 15" Diameter or Larger Wheels for Proper Clearance.
    • Uses Factory Spindles. Some Spindles Require Modification for Caliper Brackets to Sit Flush.
  • Part TypeBrake Conversion Kit
    BrandJEGS
    Package Height11.6
    Package Width13.8
    Package Length14.4
    Weight47.45 PG
    Part CategoryPerformance Parts
    Front Rotor ConstructionVented
    Hardware IncludedYes
    Brake Hose Outer MaterialRubber
    Brake Booster FinishGold zinc plated
    Brake Booster TypeDual Vacuum diaphragm
    Front Caliper IncludedYes
    Master Cylinder Bore Size1 in (25.4 mm)
    Minimum Recommended Wheel Diameter15 in (381 mm)
    Brake Booster Diameter8 in (203.2 mm)
    Brake Hoses IncludedYes
    Disc Brake Caliper (Front) Piston QuantityOne
    Wheel Bolt Pattern5 x 4 1/2 (114.3 mm)
    Master Cylinder IncludedYes
    Dust Shield IncludedNo
    Brackets IncludedYes
    PositionFront
    Master Cylinder FinishNatural
    Front Rotor StyleSolid surface
    Brake Pads IncludedYes
    Brake Booster IncludedYes
    QuantitySold as a kit
    Mounting Hardware IncludedYes
    Seals IncludedYes
    Bearings IncludedYes
    Mounting Brackets IncludedNo
    Front Caliper MaterialCast iron
    Brake Booster MaterialSteel
    Master Cylinder MaterialCast Iron
    Front Spindles IncludedNo
    Front Rotor Diameter11.00 in (279.4 mm)
    Front Caliper FinishNatural
    Part FitmentSemi Universal
    Front Rotor IncludedYes
    Brake Pad MaterialSemi-metallic
    Vendor Part NumberW3906
    Package Qty1
    Package TypeEA
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