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Product Summary

Front Position, 5 on 4.75" Bolt Pattern, Natural

  • Engineered to mount 1969-77 mid-size GM single piston calipers to your 1937-48 Ford passenger car spindles
  • Rotors have a 11" diameter and come predrilled with the 5 on 4.75" bolt pattern
  • Features a vented design to ensure proper heat dissipation
  • Features new bearing and seal adapters
  • Kit includes a bolt kit for flat steering arms

Comes as a Kit

Key Specs

PositionFront
Bolt Pattern5 on 4.75"
Rotor Diameter11 Inch
Rotor TypeVented
Caliper PistonsOne

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Speedway Motors 91031941D Details

GM bolt pattern 5 on 4-3/4"

Bringing economy to performance, this brake kit offers drilled and slotted rotors for a $25 upgrade over our standard kits. Easily installs 11" rotors and 1969-77 mid-size GM single piston calipers to your 1937-48 Ford passenger car spindles. No machine work needed.

Kit Includes:

  • New 11" brake rotor, 5 x 4-3/4"
  • Semi-metallic brake pads
  • GM Caliper slide bolts
  • Rebuilt 1969-77 calipers (7/16"-20 inlets)
  • 1973-77 GM brake brackets
  • 1973-77 hardware
  • New bearing and seal adapters
  • Seals
  • Inner bearing cups
  • Rubber Brake Lines
  • Inner bearing cones
  • Spacers
  • Outer bearing cones
  • Seals
  • Bolt kit for flat steering arm
  • Dust caps
  • Instructions

Not for use with bolt-on steering arms.  The 11" rotor brake kits are great for Street Rods based on 1932-48 Fords. However these kits are much too large and heavy for a T-bucket or earlier roadster.

 (pdf)

Item Details

11" Rotor and Pre-1978 GM Caliper to Early Ford Spindles

Charts

Speedway Motors 91031941D Specifications

KEY SPECS
MFG. Part #91031941D
BrandSpeedway Motors
PositionFront
Bolt Pattern5 on 4.75"
Rotor Diameter11 Inch
Rotor TypeVented
Caliper PistonsOne
Caliper FinishNatural
ColorNatural
Parking Brake ProvisionNo
Rotor ShapeRound
Hardware IncludedYes
Spindle TypeFord
Front Rotor IncludedYes
Front Rotor Diameter11 Inch
Front Caliper IncludedYes
Front Caliper Piston Quantity1
Front Caliper FinishNatural
Rear Caliper IncludedNo
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedYes
Rear Rotor IncludedNo
GENERAL
Race IncludedYes
Sold in QuantityKit
Brake Hose MaterialRubber