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Speedway Mustang II Stock-Height Steel Left Spindle
Speedway Mustang II Stock-Height Steel Left Spindle

Speedway Mustang II Stock-Height Steel Left Spindle

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Speedway Mustang II Stock-Height Steel Left Spindle
Speedway Mustang II Stock-Height Steel Left Spindle
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Part # UP100718
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  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.



This is Garage Sale priced because it is a single splindle that has been installed and returned.  These are typically sold as a pair.

Heat treated forged steel spindle that retains stock factory geometry. Direct replacement for 1974-1980 Pinto/Bobcat and 1974-1978 Mustang II. Uses all stock rotors, bearings, calipers, etc. Stock height.

910-34307 Instructions (PDF)


  1. The Mustang II spindle has been used in street rod applications for years. As such, many brake kits have been developed for them. One can get kits with rotors of 9-1/2", 10", 10-1/2" or 11".
  2. Caliper choices are full size GM, orginal Ford, GM Metric or Wilwood. Bolt patterns are available in 5 x 4-1/2", 5 x 4-3/4", and 5 x 5".
  3. The biggest brake kit we offer for this spindle is #91031943, with 1969-1972 Chevelle 11" rotors, full size calipers and standard Chevy 5 x 4-3/4" bolt pattern.



Some parts are not legal for use in California or other states with similar laws/regulations

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