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Ford 9 in. Rear Disc Brake Conversion Kit for Select 1980-1996 Ford F-150, Bronco [Premium Kit w/E-Brake & Natural Calipers]
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JEGSPART NUMBER: 555-631975

Ford 9 in. Rear Disc Brake Conversion Kit for Select 1980-1996 Ford F-150, Bronco [Premium Kit w/E-Brake & Natural Calipers]

$60099
ShippingShips on Sep 11, 2026
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Rear Disc Brake Conversion Kit
  • 1980-1996 Ford F-150
  • 1986-1996 Ford Bronco
  • Ford 9 in. Small Bearing Rear Axle
  • 12.00 in. Drilled & Slotted Rotors
  • 5 x 5 1/2 in. Bolt Pattern
  • Natural Cast Iron E-Brake Calipers
  • Braided Stainless Hoses

    This JEGS Premium Rear Axle Disc Brake Conversion Kit with Parking Brake is an easy bolt-on solution for upgrading the Ford 9 in. rear end in select 1980-1996 Ford F-150 and 1986-1996 Ford Bronco trucks to rear disc brake performance. The cross-drilled and slotted rotors vent gas and dust away from the pad face and add surface area for cooling, while the mechanical caliper design retains a fully functional parking brake with either a pull handle or a foot-operated pedal.

    JEGS 555-631975 Ford 9 in. Rear Disc Brake Conversion Kit Includes:

    • (1) Cross-drilled and slotted rotor, Left/Driver Side, 12.00 in. diameter, drilled for 5 x 5 1/2 in.
    • (1) Cross-drilled and slotted rotor, Right/Passenger Side, 12.00 in. diameter, drilled for 5 x 5 1/2 in.
    • (2) Emergency brake calipers loaded with semi-metallic pads
    • (2) Caliper mounting brackets, black powder coated
    • (2) Braided stainless steel brake hoses
    • (1 Bag) Emergency brake cable kit with stops and mounting hardware
    • (1 Bag) Mounting hardware kit, including T-bolts

    JEGS 555-631975 Ford 9 in. Rear Disc Brake Conversion Kit Features:

    • Fits select 1980-1996 Ford F-150
    • Fits select 1986-1996 Ford Bronco
    • Fits the small bearing Ford 9 in. housing, 3 3/8 in. x 2 in. flange
    • Rear wheel position
    • 12.00 in. cross-drilled and slotted vented rotors
    • 5 x 5 1/2 in. wheel bolt pattern
    • Single-piston cast iron calipers with a natural finish
    • Mechanical caliper parking brake provision
    • Works with a pull handle or foot-operated parking brake
    • Compatible with manual or power assisted brake systems
    • Braided stainless steel brake hoses, mounting brackets, and hardware included
    • Bolt-on installation with no welding required

    JEGS 555-631975 Ford 9 in. Rear Disc Brake Conversion Kit Notes:

    • The installation of disc brakes will require the use of 15 in. wheels with a minimum 7 in. width. Any attempt to install disc brakes with a 14 in. wheel will be the customer's responsibility.
    • Emergency brake cables are cut to length during installation, with a 96 in. housing length and a 108 in. total length
    • This kit requires a disc/disc proportioning valve; a proportioning valve is not included
    • JEGS recommends a large bore master cylinder when adding disc brakes; a master cylinder and brake booster are not included
    • Brake fluid and hard brake lines are not included
    • Professional installation is recommended, and the brake system must be bled before the vehicle is driven
  • Part TypeBrake Conversion Kit
    BrandJEGS
    Package Height14.0
    Package Width15.5
    Package Length15.5
    Weight64.9 PG
    Part CategoryPerformance Parts
    Minimum Wheel Width7 in.
    Minimum Recommended Wheel Diameter15 in.
    RemanufacturedNo
    Friction Material NameSemi-metallic
    Brake Hoses IncludedYes
    Parking Brake ProvisionYes
    Rear Rotor Diameter12.00 in.
    Rear Caliper MaterialCast iron
    Master Cylinder IncludedNo
    Rear Rotor ConstructionVented
    NotesParking brake cables are cut to length with 96 in. housing length and 108 in. total length.
    Rear Rotor IncludedYes
    UniversalNo
    Differential Case Design TypeFord 9 in.
    PositionRear
    Brake Pads IncludedYes
    Rear Rotor StyleCross-drilled/Slotted surface
    Brake Booster IncludedNo
    Rear Caliper Piston QuantityOne
    Brake Rotor Bolt Pattern5 x 5.50 in.
    Disc Brake Kit TypeManual or power assist
    Axle Housing Flange StyleSmall Ford (3.375 in. x 2.00 in.)
    Part FitmentSemi Universal
    Rear Caliper ColorNatural
    Proportioning Valve IncludedNo
    Rear Caliper IncludedYes
    Package Qty1
    Package TypeEA
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