Product Summary

1.375" Large Bearing I.D., 0.864" Small Bearing I.D.

  • Includes Pinto-Mustang II Spindle Nut and Washer Kit, Mustang II Bearing-Seal Kit and Wheel Dust Caps
  • Washer kit has enough material for 2 spindles, nut thread 13/16"-20
  • Bearing-seal kit includes two inner wheel bearings, two outer wheel bearings and two inner grease seals
  • Wheel dust caps are made of stamped steel and zinc-plated for rust and corrosion prevention
  • Dust caps are replacements for your old, beat-up caps

Comes as a Kit

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Key Specs

MFG. Part #91603039
BrandSpeedway Motors
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Need To Know

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Speedway Motors 91603039 Details

We packed together all the necessary hardware you need for a proper Mustang II rotor install or maybe you just want to freshen up some old hardware with new. Freshen up your Mustang II front end with our Mustang II Brake Rotor Bearing/Seal Spindle Nut Hardware Kit!

Kit Contains:

  • (1) Speedway Pinto-Mustang II Spindle Nut and Washer Kit
  • (1) Speedway Mustang II Bearing-Seal Kit 
  • (2) Speedway Wheel Dust Caps

Speedway Pinto-Mustang II Spindle Nut and Washer Kit

Complete kit for 2 spindles; nuts, washers, cotter pins.  For 1974-80 Pinto, Bobcat and Mustang II. 

  • Nut Thread: 13/16"-20 
  • The nuts in this set are 11/32nds" (.344") thick. / .09 for washer

Speedway Mustang II Bearing-Seal Kit 

This bearing and seal kit includes two inner wheel bearings, two outer wheel bearings and two inner grease seals. This kit is enough for two brake rotors and is intended to be used with a new rotor installation as this kit does not include the bearing races or cups.

If your project willl be making use of used rotors, you will require new bearing races or cups.  Therefore you will need to purchase the bearing and seal kit # 910-31052 suggested below in place of kit # 910-31000.

Works with Mustang II/Pinto and Granada rotors using Mustang II/Pinto spindles only. It will not work for installing Mustang II/Pinto brake rotors on 1949-1954 Chevy spindles. Not for use with early Chevy spindle brake conversion kits.

  • Includes-
    • (2) inner wheel bearings
    • (2) outer wheel bearings
    • (2) inner grease seals
    • Enough for two brake rotors
    • No races or cups included
  • Large Bearing-
    • Thickness: .656"
    • Upper OD: 1.900"
    • Lower OD: 2.150"
    • Bearing ID: 1.375"
  • Small Bearing-
    • Thickness: .651"
    • Upper OD: 1.380"
    • Lower OD: 1.570"
    • Bearing ID: 0.864"

Speedway Wheel Dust Caps

These hub dust caps are replacements for your old, beat-up caps. Made of stamped steel with a zinc plated finish.

  • Mounted Height: 1.00"
  • Flange Diameter: 2.00"
  • Outside Diameter: 1.786"
  • Finish: Zinc Plated
  • Material Type: Steel

Speedway Motors 91603039 Specifications

KEY SPECS
MFG. Part #91603039
BrandSpeedway Motors
GENERAL
Large Bearing I.D.1.375"
Small Bearing I.D.0.864"
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Ratings & Reviews

5

2 Reviews

Overall Assessment

Customers find our product to be essential during rotor changes, affirming its outstanding quality and usability. Particularly praised were its compatibility with old bearings and castle nuts. Users also noted that the product delivered exactly as needed, marking its practicality. Recommendation-wise, our product's superior quality compared to competitors was noted, and it's seen as good value due to competitive pricing.

5

2 reviews

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A must when changing rotors.

5.0

5 years ago

Papajj

Sahuarita,AZ

Verified

These work well for the new rotors. Using old bearings and old castle nuts it's worth the work.

Would Recommend

Always good [arts

5.0

7 years ago

Carguy5149

Le Claire, Ia

Verified

Parts were just what I needed. Great price, fast shipping.

Would Recommend

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