Product Summary

Front Position, 5 on 5.5" Bolt Pattern, Natural

  • Upgrade the braking performance on your 1948-1956 Ford Half Ton with this Deluxe Disc Brake Kit featuring a 5 x 5-1/2 Inch wheel bolt pattern and 1/2"-20 studs
  • Big 11-3/4" vented rotors dissipate heat and generate more torque on the wheel to equal better stopping performance
  • Standard GM midsize calipers for easy serviceability offer a 2.81" piston, providing more clamping force and larger brake pads to prevent brake fade
  • Simple bolt on upgrade using your stock spindles with instructions provided
  • Rubber brake lines

Comes as a Kit

Key Specs

Bolt Pattern5 on 5.5"
Rotor Diameter11.75 Inch
Rotor TypeVented
Caliper PistonsOne

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Speedway Motors 91031964 Details

These kits allow you to put disc brakes on your 1948-56 Ford 1/2 ton pick-ups. No spindle modifications are required.

Kit Includes:

  • Vented cast iron rotors
  • GM single piston calipers (7/16"-20 inlets)
  • Brake pads
  • Caliper slide bolts
  • Rubber brake lines
  • Steel caliper brackets
  • Hardware
  • New bearing and seal adapters
  • Seals
  • Inner bearing cones
  • Outer bearing cones
  • Spacers
  • Dust caps


Speedway Motors 91031964 Specifications

MFG. Part #91031964
BrandSpeedway Motors
Bolt Pattern5 on 5.5"
Rotor Diameter11.75 Inch
Rotor TypeVented
Caliper PistonsOne
Caliper FinishNatural
Parking Brake ProvisionNo
Rotor ShapeRound
Front Rotor IncludedYes
Front Rotor Diameter11.75 Inch
Front Caliper IncludedYes
Front Caliper Piston Quantity1
Front Caliper FinishNatural
Rear Caliper IncludedNo
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Rear Rotor IncludedNo
Rotor Thickness1.20"
Stud Diameter.50"
Stud Length1.05"
Thread Pitch1/2"-20
Centerline of Holes7.00"
Sold in QuantityKit
NotesIncludes rotors, bearings and seals, calipers, pads, brake hoses, brake tabs, and caliper brackets.
Rotor Material TypeCast Iron