Product Summary

Front and Rear Position, 11 Inch Rotor Diameter

  • 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, red loaded GM calipers, braided stainless steel hoses, and all required hardware, seals, bearings
  • Also includes our GM full size 8" dual zinc power brake conversion kit for full braking power and detailed instructions for a painless install
  • Fits 1965-68 full Size Chevy Impala with 15" or larger wheels and will increase track width by 1-3/8" (11/16" per side)

Comes as a Kit

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Key Specs

MFG. Part #91664030
PositionFront and Rear
Wheel Bolt Pattern (in.)5x4.5 in. | 5x4.75 in.
Wheel Bolt Pattern (mm)5x114.3 mm | 5x120.65 mm
Rotor Diameter11 Inch
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Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91664030 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. Want power brakes? Add a power brake conversion and have full braking power. Booster conversion kits come in many finishes and sizes and can be configured to any kit.

Full Size Chevy 1965-1968 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

1965-1968 GM Full Size 8" Dual Zinc Booster Conversion Kit (Impala, Bel Air, Biscayne)

Includes:

  • 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

Charts

Specs

The caliper piston pin needs to be aligned with the notch in the pad to avoid fitment issues.

Speedway Motors 91664030 Specifications

KEY SPECS
MFG. Part #91664030
BrandSpeedway Motors
PositionFront and Rear
Wheel Bolt Pattern (in.)5x4.5 in. | 5x4.75 in.
Wheel Bolt Pattern (mm)5x114.3 mm | 5x120.65 mm
Rotor Diameter11 Inch
Rotor TypeVented
Caliper PistonsOne
Caliper FinishPowder Coated
Parking Brake ProvisionYes
Minimum Recommended Wheel Diameter15 Inch
Rotor ShapeRound
Hardware IncludedYes
Rotor StylePlain Face
Front Rotor IncludedYes
Front Rotor Diameter11 Inch
Front Caliper IncludedYes
Rear Caliper IncludedYes
Front Spindles IncludedNo
Master Cylinder IncludedYes
Brake Booster IncludedYes
Brake Hoses IncludedYes
Rear Rotor IncludedYes
ColorRed
Bolt Pattern5 on 4.75"
Front Caliper Piston Quantity1
Front Caliper FinishPowder Coated

Ratings & Reviews

4.5

2 Reviews

Overall Assessment

Customers consistently praise the product for its ease of installation and accurate representation on the website. The quality and practicality of the product are also emphasized, with users stressing speedy processing times and satisfaction with the product's features and performance. Many express a willingness to repurchase, indicating strong customer satisfaction and high product value. The product's usability, quality, and safety stand out commendably in comparison to competitors.

4.5

2 reviews

5

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I would definitely buy again

5.0

3 months ago

68 impala ss

Upper Marlboro,md

Verified

Very easy install no problem at all

Would Recommend

I would buy this parts again.

4.0

6 months ago

Steve

Fort gratiot, michigan

Verified

I love how fast the process went. From sale to delivery. I have not have a chance to install them. But everything looks how was noted on website.

Would Recommend

Showing 2 of 2 reviews

Questions & Answers

1 Question • 1 Answer

Dose it require backing plates?

by Scott

• a year ago

1 answer

1 of 1 questions shown

Fitment

        Customer Impersonation Script