Mustang II 5 X 4-3/4" Front Disc Brake Kit W/ Wilwood Calipers
Mustang II 5 X 4-3/4" Front Disc Brake Kit W/ Wilwood Calipers
Speedway Motors

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#91696049

Mustang II 5 X 4-3/4" Front Disc Brake Kit W/ Wilwood Calipers

  • Upgrade your Mustang II from the stock 9 1/4" rotors to 11" rotors with powerful single piston floating caliper
  • Simple bolt-on conversion includes instructions & requires NO machining
  • For use on '74-'80 Pinto or Bobcat and '74-'78 Mustang II spindles
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Bolt Pattern:

5x4-3/4"

5x4-1/2"

Caliper Type:

Wilwood Metric Caliper

Metric CaliperEarly Caliper

Rotor Type:

Standard Rotor

$846.99

/kit

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$863.91

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Product Summary

Front Position, 11 Inch Rotor Diameter, Powder Coated

  • Upgrade your Mustang II from the stock 9 1/4" rotors to 11" rotors with powerful single piston floating caliper
  • Simple bolt-on conversion includes instructions & requires NO machining
  • For use on '74-'80 Pinto or Bobcat and '74-'78 Mustang II spindles
  • Complete kit includes new rotors, calipers, rubber brake hoses, brackets, bearings, seals, pads and hardware
  • GM bolt pattern 5 on 4-3/4" (increases track width 1/2" per side)

Comes as a Kit

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Key Specs

MFG. Part #91031950
PositionFront
Wheel Bolt Pattern (in.)5x4.75 in.
Wheel Bolt Pattern (mm)5x120.65 mm
Rotor Diameter11 Inch
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Speedway Motors 91031950 Details

Easily upgrade your Mustang II based suspension from the stock 9-1/4" rotors to 11" rotors with powerful dual-piston Wilwood D154 floating calipers. Kit requires no machining. For use on 1974-1980 Pinto, Bobcat and Mustang II factory spindles.

  • GM bolt pattern 5 on 4-3/4" (increases track width 1/2" per side)
  • Includes two 16" front brake hoses and 7/16"-20 banjo bolts with crush washers
  • Granada style rotors
  • D154 Wilwood Calipers

Speedway Motors 91031950 Specifications

KEY SPECS
MFG. Part #91031950
BrandSpeedway Motors
PositionFront
Wheel Bolt Pattern (in.)5x4.75 in.
Wheel Bolt Pattern (mm)5x120.65 mm
Rotor Diameter11 Inch
Rotor TypeVented
Caliper PistonsTwo
Caliper FinishPowder Coated
Parking Brake ProvisionNo
Minimum Recommended Wheel Diameter14 Inch
Rotor ShapeRound
Hardware IncludedYes
Rotor StylePlain Face
Front Rotor IncludedYes
Front Rotor Diameter11 Inch
Front Caliper IncludedYes
Rear Caliper IncludedNo
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedYes
Rear Rotor IncludedNo
Bolt Pattern5 on 4.75"
FinishPowder Coated
Front Caliper Piston QuantityTwo
Front Caliper FinishPowder Coated
GENERAL
Sold in QuantityKit
Rotor Thickness0.88"
Stud Diameter0.43"
Stud Length0.88"
Centerline of Holes5.5"
Rotor Material TypeCast Iron
Front Caliper MaterialAluminum
Caliper Material TypeAluminum
Piston Diameter2"

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