SKF Taper Bearing Cone P/N:NP678813
Keep the rear wheels turning smoothly with the Timken Wheel Bearing NP678813, a tapered roller bearing cone built for heavy-duty pickup service. It's a direct-fit replacement for the rear position — cataloged as both rear outer and rear inner — on the 2023-2024 Ford F-250 Super Duty, 2005-2006 and 2017-2024 Ford F-350 Super Duty, 2018-2024 Ford F-450 Super Duty, and 2017-2024 Ford F-550 Super Duty. See the Buyer's Guide tab for engine-level fitment.
Worn wheel bearings can show signs such as a humming or growling noise that changes with speed, or play at the wheel. If a failed rear wheel bearing is the cause, this Timken cone replaces it.
This part cross-references / interchanges with the following part numbers:
What is the Timken NP678813?
It's a tapered roller bearing cone (inner) for the rear wheel position, cataloged for both the rear outer and rear inner locations on the listed Ford Super Duty trucks.
Which vehicles does it fit?
It's a direct-fit replacement for the 2023-2024 F-250, 2005-2006 and 2017-2024 F-350, 2018-2024 F-450, and 2017-2024 F-550 Super Duty. See the Buyer's Guide tab for engine details.
Should I replace the cup at the same time?
Yes. Timken recommends replacing both the inner cone and outer cup together to maximize reliability and bearing life.
What are signs a wheel bearing may need replacing?
Common signs include a humming or growling noise that changes with vehicle speed and looseness or play at the wheel. Diagnose the cause before replacing.
What kind of loads does this bearing handle?
As a tapered roller bearing, it's designed to manage both radial and axial loads, providing durability in a compact space.
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.