SPINDLE NUT
Keep the front hub and wheel bearing held securely on the spindle with the genuine Spicer Spindle Nut and Pin, part number 660568. This is the inner nut for the front axle. It is a direct-fit replacement for many heavy-duty trucks and SUVs, among them the 1980-1999 Ford F-250, 2000-2005 Ford Excursion and 1999-2002 Ford F-250 Super Duty; see the "Vehicles it fits" section for the full list.
A spindle nut threads onto the end of the spindle. It retains the hub and wheel bearing and holds the bearing adjustment in place. Spicer lists this part as a spindle nut and pin for the inner position.
Signs this part may need replacing include damaged or worn threads, a nut that no longer holds bearing adjustment, or excess wheel bearing play. Diagnose the cause before replacing, and follow the vehicle service information for bearing adjustment and torque.
See the "Vehicles it fits" section for the full fitment list and engine details.
What vehicles does Spicer 660568 fit?
It fits many heavy-duty trucks and SUVs, among them the 1980-1999 Ford F-250, 2000-2005 Ford Excursion and 1999-2002 Ford F-250 Super Duty. See the "Vehicles it fits" section for the full list.
Is this an inner or outer spindle nut?
Spicer lists 660568 as the inner spindle nut and pin for the front axle.
Is this a genuine OE part?
Yes. Spicer states that its light vehicle axle products are OE parts, built to Dana's OE standards and tested and validated to rigorous OE specifications.
What does a spindle nut do?
It threads onto the end of the spindle to retain the hub and wheel bearing and to hold the bearing adjustment in place.
What are signs a spindle nut may need replacing?
Damaged or stripped threads, a nut that won't hold bearing adjustment, or excess wheel bearing play can all be signs. Diagnose the cause first, then follow the service procedure for adjustment and torque.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.