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1955-1957 Ford Thunderbird Grade 8 3/4"-20 Rear Axle Pinion Nut

1955-1957 Ford Thunderbird Grade 8 3/4"-20 Rear Axle Pinion Nut

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1955-1957 Ford Thunderbird Rear Axle Pinion Nut
Part #: 66-14346-1
Alt Part #: 371518-S OEM Part #: B-10471
$7.99 ea.
Order by 2pm E.T. ships today (M-F)
In Stock
1949 thru 1972
See applications below for exact details.

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  • Rear Axle Pinion Nut
  • Manufactured From Fine-Grade Materials
  • Meets/Exceeds OE Quality Standards
  • Black Oxide Finish Like OEM
  • 3/4"-20 Thread Size
  • Grade 8 Strength Rating

    Original style, concours-correct rear axle pinion nuts are available for your Ford. These are manufactured from fine-grade materials that meet OE standards and exceed industry quality and features. These are grade-8 strength nuts with a thread size of 3/4"-20 and feature black-oxide coating like OEM. Count on MAC's for all of your classic Ford needs.


Make / Model Series Body Notes Year
FORD THUNDERBIRD 1955, 1956, 1957


Combined Cancer/Birth Defect
Prop 65 Warning

WARNING This product can expose you to chemicals including Cadmium which is known to the State of California to cause cancer on birth defects or other reproductive harm. for more information, visit