Product Summary

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

  • Features large single bore GM powder coated red calipers w/ pads
  • Will fit the full size chevy 1955-1958 platform
  • Rotors have an 11" diameter and are drilled and slotted for optimal heat dissipation
  • Kit includes everything needed for converting both the front and rear
  • Also comes with an 8" dual zinc brake booster w/ necessary firewall brackets

Comes as a Kit

Key Specs

MFG. Part #91664008
BrandSpeedway Motors
PositionFront and Rear
Rotor Diameter11 Inch
Rotor TypeVented

Need To Know

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Return Policy


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 Red Calipers w/ Pads
  • Caliper Brackets
  • Hoses with Banjo Bolts
  • Bearings
  • Seals
  • Dust Caps
  • Spindle Nuts
  • Spindle Washers
  • All Hardware

1955-1958 GM Full Size 8" Dual Zinc Booster Conversion Kit (Impala, Bel Air, Biscayne)


  • 1" Bore Dual Bail Cast Iron Master Cylinder
  • Brass Proportioning Valve Kit for Left Mount
  • 8" Dual Zinc Booster w/ Firewall Brackets
  • Pedal Extension & Clevis



MFG. Part #91664008
BrandSpeedway Motors
PositionFront and Rear
Rotor Diameter11 Inch
Rotor TypeVented
Bolt Pattern5 on 4.75"
Caliper PistonsOne
Caliper FinishPowder Coated
Parking Brake ProvisionYes
Front Rotor IncludedYes
Front Rotor Diameter11 Inch
Rear Rotor IncludedYes
Front Caliper IncludedYes
Front Caliper Piston Quantity1
Front Caliper FinishPowder Coated Red
Rear Caliper IncludedYes
Front Spindles IncludedNo
Master Cylinder IncludedYes
Brake Booster IncludedYes