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Product Summary

Front and Rear Position, 5 on 4.75" Bolt Pattern, Black

  • Our 11" drilled and slotted rotors disc brake conversion kit makes it easy to convert your old drum brake setup to disc brakes on GM full size cars
  • This full size disc brake conversion kit won't require you to swap out spindles, saving you time and money
  • Comes with 11" cast iron forged rotors, black loaded GM calipers, braided stainless steel hoses, and all required hardware, seals, bearings
  • Also includes our GM full size 8" dual chrome power brake conversion kit for full braking power and detailed instructions for a painless install
  • Fits 1955-58 GM Full Size (Impala, Bel Air, Biscayne) using 15" or larger wheels and will increase track width by 1-3/4" (7/8" per side)

Comes as a Kit

Key Specs

MFG. Part #91664009
BrandSpeedway Motors
PositionFront and Rear
Rotor Diameter11 Inch
Rotor TypeVented

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Details

Our all inclusive disc brake conversion kit makes it easy for the budget minded hot rod enthusiast to convert their drum brakes to disc brakes. The GM full size kits won't require you to swap out spindles, saving you time and money. The included power brake conversion gives you full braking power.

Full Size Chevy 1955-1958 Complete Stock Height Front & Rear Disc Brake Kit Includes

  • 11" Drilled & Slotted Rotors
  • Large Single Bore GM Powder Coated Black Calipers w/ Pads
  • Caliper Brackets
  • Hoses with Banjo Bolts
  • Bearings
  • Seals
  • Dust Caps
  • Spindle Nuts
  • Spindle Washers
  • All Hardware

1955-1958 GM Full Size (Impala, Bel Air)

  • 8" Dual Chrome Booster Conversion Kit
  • Flat Top Chrome Master Cylinder
  • Left Mount Disc/ Disc Proportioning Valve Kit

Charts

Specifications

KEY SPECS
MFG. Part #91664009
BrandSpeedway Motors
PositionFront and Rear
Rotor Diameter11 Inch
Rotor TypeVented
GENERAL
Bolt Pattern5 on 4.75"
Caliper PistonsOne
Caliper FinishPowder Coated
ColorBlack
Parking Brake ProvisionYes
Minimum Recommended Wheel Diameter15 Inch
Rotor Thickness1"
Sold in QuantityKit
Front Suspension TypeIFS
Rotor StyleDrilled and Slotted
Front Rotor IncludedYes
Front Rotor Diameter11 Inch
Rear Rotor IncludedYes
Front Caliper IncludedYes
Front Caliper Piston Quantity1
Front Caliper MaterialCast Iron
Front Caliper FinishPowder Coated Black
Rear Caliper IncludedYes
Front Spindles IncludedNo
Master Cylinder IncludedYes
Brake Booster IncludedYes
Brake Booster Diameter8 Inch
Brake Booster FinishChrome
Brake Booster MaterialSteel
Brake Booster TypeVacuum Diaphragm Dual
Brake Hoses IncludedYes
Master Cylinder Bore Size1-1/8 Inch
Mounting Bracket IncludedYes
Brake Pedal Rod IncludedYes
Proportioning Valve LocationLeft Mount
Front Caliper PistonSingle Large Bore
Brake Booster Bracket FinishChrome