Mevotech Supreme Leaf Spring Bushing P/N:MS504244
Keep your Ford's rear leaf spring located and cushioned with the Mevotech Supreme Leaf Spring Bushing (MS404139). This is the front rearward bushing, isolating the connection between the leaf spring and its mounting point so the spring can flex while road vibration and harshness are dampened. It installs as a direct-fit replacement for the 1980-1997 Ford F-250 and the 1979 Ford F-350 — see the "Vehicles it fits" section to confirm your exact application.
Worn leaf spring bushings can show up as clunking or squeaking over bumps, extra spring movement, or a harsher ride. If a failed bushing in this position is the cause, replacing it restores proper cushioning and location for the leaf spring. Inspect both sides and replace as needed for balanced, quiet suspension performance.
Interchange: 19360360 · BGS404139 · SB349 · ISB349 · 1GS404139 · GS404139 · 10931404
This part cross-references / interchanges with the following part numbers:
What vehicles does the MS404139 bushing fit?
It is a direct-fit replacement for the 1980-1997 Ford F-250 and the 1979 Ford F-350. Check the "Vehicles it fits" section to confirm the exact fit for your vehicle.
What position is this bushing for?
This is the front rearward leaf spring bushing — it serves the rearward mounting location of the front leaf spring.
What is the bushing made of?
It is constructed from high-grade natural rubber for increased durability.
What are the signs of a worn leaf spring bushing?
Common signs include clunking or squeaking over bumps, excess spring movement, and a harsher ride. Have the cause diagnosed before replacing.
Should I replace both sides at once?
Inspecting and replacing bushings on both sides is good practice for balanced, quiet suspension performance, though it is not strictly required.
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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.