Product Summary

Rear Position, 12 Inch Rotor Diameter, Powder Coated

  • 5x5" Bolt Pattern
  • Large GM Large Bore Single Piston Calipers w/ Self Adjusting E-Brake (1979 Cadillac El Dorado)
  • Caliper Brackets & Spacers
  • Emergency Brake Cables
  • Center Axle Hole Diameter 3.090"

Comes as a Kit

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Key Specs

MFG. Part #136163
PositionRear
Wheel Bolt Pattern (in.)5x5 in.
Wheel Bolt Pattern (mm)5x127 mm
Rotor Diameter12 Inch
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Speedway Motors 136163 Details

Complete Rear Disc Brake Conversion Kit Includes:

  • 12" Rotor
  • 5x5" Bolt Pattern
  • Large GM Large Bore Single Piston Calipers w/ Self Adjusting E-Brake (1979 Cadillac El Dorado) 
  • D54 Pads Included
  • Caliper Brackets & Spacers
  • Bracket Hardware
  • Flex Hoses & Clips
  • Emergency Brake Cables
  • Center Axle Hole Diameter 3.090"

Easy to install, no welding required. 

Application

1963 C10/ GMC15 Truck
1964 C10/ GMC15 Truck
1965 C10/ GMC15 Truck
1966 C10/ GMC15 Truck
1967 C10/ GMC15 Truck
1968 C10/ GMC15 Truck
1969 C10/ GMC15 Truck
1970 C10/ GMC15 Truck

Also fits 1963-1970 Chevy Suburban & 2WD Blazer

Specs

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

Speedway Motors 136163 Specifications

KEY SPECS
MFG. Part #136163
BrandSpeedway Motors
PositionRear
Wheel Bolt Pattern (in.)5x5 in.
Wheel Bolt Pattern (mm)5x127 mm
Rotor Diameter12 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 IncludedNo
Front Rotor Diameter12.00 in./304.80mm
Front Caliper IncludedNo
Rear Caliper IncludedYes
Front Spindles IncludedNo
Master Cylinder IncludedNo
Brake Booster IncludedNo
Brake Hoses IncludedYes
Rear Rotor IncludedYes
Bolt Pattern5 on 5"
ColorGray
GENERAL
Sold in QuantityKit

Ratings & Reviews

4.8

6 Reviews

Overall Assessment

Customers highly approve of the product's fitting and installation practicality on their pickup trucks, setting it apart in utility and convenience. Its perfect fit, particularly on 66 GMC & Chevy models, is often mentioned. This familiarity established with pickups enhances usability. Users recommend the product over others due to its quality and reliable fitting capabilities, a feature which contributes to its superior performance and safety. This brake setup has also proven to be an ideal component for 5x5 conversion axles, further highlighting its exceptional adaptability.

4.8

6 reviews

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I would recommend this rear disc brake kit for DIY C10 enthu

5.0

2 months ago

Shorty

Rex Kentucky

Verified

I had to alter the rubber brake line bracket that welds to the rear axle housing by filing a square in the bracket to lock the rubber brake line fitting to the bracket

Would Recommend

Yes

4.0

4 months ago

Hoghead

Il

Verified

Easy to install one problem right caliber would not fit speedway replaced it with known problem

Would Recommend

Just as described, and highly recommended!

5.0

5 months ago

Carbuff

Albuquerque, NM

Verified

Easily installed and works great!

Would Recommend

Good product

5.0

6 months ago

Mono

California

Verified

Good product unfortunately comes with no instructions. However your tech support was able to help me.

Would Recommend

Fits perfectly

5.0

8 months ago

Amateur car builder

Wyoming

Installed on my 66 gmc. Fits perfectly haven't installed the cables yet but that'll come soon.

Would Recommend

Good stuff!

5.0

a year ago

Hubman

Hammond, LA

Verified

I rebuilt a 12 bolt rear end from a 66 chevy pickup that I got from the junkyard to go into my 56 chevy pickup. I installed the 5x5 conversion axles and this brake set up installed perfectly!

Would Recommend

Showing 6 of 6 reviews

Questions & Answers

Fitment

              Customer Impersonation Script