Universal Ford 9 Inch Rear-End Disc Brake Conversion Kit, Black
Universal Ford 9 Inch Rear-End Disc Brake Conversion Kit, Black
Speedway Motors

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#91664088

Universal Ford 9 Inch Rear-End Disc Brake Conversion Kit, Black

  • Achieve disc brake performance for your pre-1980 Ford passenger car 9 Inch rear-end with our easy to install, bolt-on conversion kit
  • This kit provides all the brackets & flanges that fit the three most popular sizes of the 9 Inch rear-end (3-3/8" x 2", 3-1/2" x 2-3/8", 3-9/19" x 2")
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Caliper Finish/Rotor Type:

Black / Drilled-Slotted

Red / Drilled-SlottedNatural / Drilled-SlottedNatural / Standard

$632.99

/set

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Product Summary

Ford 9 Inch, Rear Position, 11 Inch Rotor Diameter

  • Achieve disc brake performance for your pre-1980 Ford passenger car 9 Inch rear-end with our easy to install, bolt-on conversion kit
  • This kit provides all the brackets & flanges that fit the three most popular sizes of the 9 Inch rear-end (3-3/8" x 2", 3-1/2" x 2-3/8", 3-9/19" x 2")
  • Comes with drilled and slotted 11" cast iron rotors that are dual drilled for 5x4.5" for 1/2" studs and 5x4.75" for 7/16" studs
  • Includes loaded black single piston calipers, stainless steel brake hoses, E-brake cables & loaded calipers, as well as all brackets & hardware
  • Requires use of 15" wheels and an axle flange that has a diameter of 6-1/4" or smaller, if larger than 6-1/4" you'll need to machine it down to size
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Key Specs

MFG. Part #91664088
PositionRear
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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Speedway Motors 91664088 Details

The Speedway Ford 9" Rear End Disc Brake Kit provides an easy to install, bolt on solution for upgrading your pre-1980 Ford passenger car 9” rear-end to disc brake performance. Speedway's Ford 9" Rear End Disc Brake Kit is unique in that it provides all the brackets and flanges that fit the three most popular sizes of the 9” rear end (3-3/8” x 2”, 3-1/2” x 2-3/8”, 3-9/19” x 2” ). This eliminates all guesswork when purchasing and installing the kit. The DBK9 comes in both standard and high performance models. The high performance LX kits upgrade to cross-drilled and slotted rotors and stainless steel braided brake lines.

  • Black Rear Single Piston Calipers
  • D154 Pads Included
  • Stainless Steel Brake Hoses
  • Caliper Brackets
  • E-Brake Cables
  • Mounting Hardware
  • E-Brake Rear Loaded Calipers
  • Brackets & Flanges to fit:
    • 3-3/8” x 2”
    • 3-1/2” x 2-3/8”
    • 3-9/19” x 2”
  • Drilled/ Slotted Rotors
    • Drilled 5x4.5" for 1/2" Studs
    • Drilled 5x4.75" for 7/16 Studs
  • Fits Small Bearing Rear Ends
  • 11" Vented Rotors
  • Center Opening Of 2.78"

Charts

Specs

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

Speedway Motors 91664088 Specifications

KEY SPECS
MFG. Part #91664088
BrandSpeedway Motors
PositionRear
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 StyleDrilled & Slotted
Front Rotor IncludedNo
Front Rotor Diameter11 Inch
Front Caliper IncludedNo
Rear Caliper IncludedYes
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedYes
Ford Bearing End StyleBig Ford (Old/New) & Small Ford
Rear Rotor IncludedYes
ColorBlack
Bolt Pattern5 on 4.5" | 4.75"
Front Caliper Piston Quantity1
Front Caliper FinishPowder Coated
GENERAL
Sold in QuantityKit
Axle Flange Offset2.36" - 2.50"
Parking Brake Cables IncludedYes
Brake Hose MaterialStainless Steel Braided

Ratings & Reviews

4.9

8 Reviews

Overall Assessment

Customers praised the product for its high quality, fitting as described with no modifications required. It's noted for its easy installation process, greatly helped by the inclusivity of pictures, videos, and descriptions. The product's price is competitive, while its quality surpasses that of others. The kit is well-equipped, with standout features such as the slotted disks. Some customers advised reading the description thoroughly to ensure getting the correct item. Despite minor issues with instruction clarity, customers still express satisfaction and willingness to repurchase.

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4.9

8 reviews

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Very nice and came with everything I needed

5.0

8 months ago

Jaryd

Morning view KY

Verified

Looks and fit very good very happy with these brakes

Would Recommend

Customer review image

I would purchase again

5.0

3 years ago

Gil

Las Cruces NM

Verified

Product fit as described

Would Recommend

Strong Conversion Kit with Easy Instructions!

5.0

4 years ago

Colby G.

Gainesville, Georgia

Verified

I have looked at this kit through and through and it is getting installed this week!

Would Recommend

Very easy even too easy.

5.0

5 years ago

Mattthecat

Fort Gordon, GA

Verified

I was worried about me setup. The pictures, videos, and descriptions worked and helped me understand. Install was easy and I am very pleased with the product. Price was comparable and the slotted disks look great. Make sure you read the description in full as I almost bought the wrong item.

Would Recommend

Very Nice Kit!

5.0

5 years ago

Prostreetdon

Hampton, CT

Verified

This kit was pretty easy to install. All the pieces are of decent quality and fit with no modifications.

Would Recommend

Great kit excellent price!

5.0

6 years ago

Dean

Hesperia

Verified

Great instructions ease of installation makes the rear end complete!

Would Recommend

Pretty nice kit!

4.0

6 years ago

Brett

Arkansas

For the price this is a nicely equipped kit. Pay attention to how the axle retainer and brackets mount, I had to figure mine out since instructions weren't that great.

Customer review image

I would buy again

5.0

7 years ago

Ed

Kingsland, Ga

Verified

I purchased this kit for my latest project and I know it works.

Would Recommend

Showing 8 of 8 reviews

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