Product Summary

Universal Fit, Rear Position, Round Rotor Shape, Plain

  • Rotor is cast from premium grade, long grain carbon iron which exhibits long wear, high thermal stability, and excellent resistance to distortion in high heat
  • The use of a modern foundry and machining techniques hold close tolerances on face and vane thickness
  • Having the correct face thickness and a 32 vane casting provides superior heat management and long service life with low rotating and unsprung weight
  • A straight vane design also makes it possible to use the same rotor on left or right hand mounting locations
  • Rotor has an overall diameter of 11.75" and has a 5 on 5"

Comes as a Kit

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Key Specs

Rotor Diameter11.75 Inch
Rotor StylePlain Face
Rotor Material TypeCarbon Iron
Rotor Thickness0.81"
Bolt PatternMulti: 5 on 4.5" | 4.75" | 5"
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Speedway Motors 91605080 Details

Every rotor is cast from premium grade, long grain carbon iron which exhibits long wear, high thermal stability, and excellent resistance to distortion in high heat. Modern foundry and machining techniques hold close tolerances on face and vane thickness. Combining the correct face thickness with a 32 vane casting provides superior heat management and long service life with low rotating and unsprung weight. The straight vane design also makes it possible to use the same rotor on left or right hand mounting locations.

Kit Includes:

  • (1) Pro-Lite Vented Rear Brake Rotor
    • # Holes: 8
    • Bolt Circle: 7"
    • Thread: Thru
    • Position: Rear
    • Rotor Shape: Round
    • Rotor Diameter: 11.75 Inch
    • Rotor Type: Vented
    • Rotor Style: Plain Face
    • Rotor Material Type: Cast Iron
    • Rotor Finish: Natural
    • Rotor Thickness: 0.81"
    • Rotor Hat Bolt Pattern: 8 x 7.00"
  • (1) Stamped Steel Disc Brake Rotor Hat with 3 Inch Offset
    • Rotor Bolt Circle: 7" x 8 holes
    • Stud Hole Diameter: 1/2"
    • Rotor Mount Bolt Hole: .325"
    • Offset: 3.00"
    • Outside Diameter: 7.60"
    • Inside Diameter: 3.05"
    • Overall Thickness: .09"
    • Bolt Pattern: Multi: 5 on 5" | 4.75" | 4.50"
    • Finish: Painted
    • Notes: Clearance ID 5.83"
  • (1) Rotor Hat Bolt Set
    • Overall Length: 1.05"
    • Under Head Length: .73"
    • Wrench Type: Allen
    • Wrench Size: 1/4"
    • Material Type: Steel
    • Finish: Black Oxide
    • Notes: For 1/8" thick rotor hats. Set of (8) bolts and lock nuts.
    • Thread Pitch: 5/16"-24
    • Thread Length: .73"

Speedway Motors 91605080 Specifications

KEY SPECS
MFG. Part #91605080
BrandSpeedway Motors
Rotor Diameter11.75 Inch
Rotor StylePlain Face
Rotor Material TypeCarbon Iron
Rotor Thickness0.81"
Bolt PatternMulti: 5 on 4.5" | 4.75" | 5"
Rotor Hat Bolt Pattern8 x 7.00"
GENERAL
PositionRear
Rotor ShapeRound
Rotor TypeVented
Rotor FinishPlain
Vane Count32 Straight Vane
Rotor Hat IncludedYes
Hat Material TypeSteel
Hat FinishPainted
Offset3.00"
Rotor Mount Hole Size0.326"
Stud Diameter0.5"
Thread Length0.73"
Thread Pitch5/16"-24
Hardware IncludedYes
Sold in QuantityKit

Ratings & Reviews

5

2 Reviews

Overall Assessment

Customers appreciate our product for its perfect match in rebuilding brakes on old cars, with particular praise for facilitating the addition of disc brakes easily. The product evidently delivers quality and usability enhancing the practicality of brake overhauls. In contrast to competitors,customers recommend it for its precision fit and superior performance.

5

2 reviews

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Just what I needed

5.0

4 months ago

BobL1360

Fort Smith, AR

Verified

Perfect for adding disc brakes to my 27 t bucjet.

Would Recommend

perfect fit

5.0

2 years ago

bob

Kenmore, WA

Verified

Trying to completely rebuild brakes on the rear end of a 20 year old race car with a 60 yr old 8 3/4 was difficult these made it very easy.

Would Recommend

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