Quiet the driveline and keep the transmission firmly located with the Anchor Transmission Mount 3284, the rear mount for your Ford Super Duty and Excursion. It installs as a direct-fit replacement for the 2003-2005 Ford Excursion and the 2003-2007 Ford F-250, F-350, F-450 and F-550 Super Duty. This rubber-to-metal mount helps support and locate the transmission while isolating vibration so it isn't transmitted into the cab.
Supports and dampens: cushions the transmission and absorbs driveline vibration and noise.
Engineered to OE standards: designed using a CAD/CAM process for consistent fit and quality.
Purpose-built rubber: natural and Styrene Butadiene rubber that resists wear and stays stable as it ages for long service life; durometer (hardness) is matched to the vehicle application.
Bonded for strength: Chemlock® bonding agent creates a superior rubber-to-metal bond.
Signs this rear mount may need replacing include a clunk on acceleration, deceleration or shifting, vibration felt at idle, or cracked and separated rubber. Diagnose the cause before replacing.
Interchange: A5558 · 4C3Z6068BA · 4630 · 4631 · EM4024
This part cross-references / interchanges with the following part numbers:
Manufacturer's Warranty: 12 Month Warranty.
Frequently Asked Questions
Where does this mount go?
It is the rear transmission mount for the listed Ford Excursion and F-250 through F-550 Super Duty applications. See the Buyer's Guide tab for engine-level fitment.
What does a transmission mount do?
It helps support and locate the transmission while isolating and dampening driveline vibration and noise so they aren't transmitted into the cab.
Does it fit both automatic and manual transmissions?
This part is cataloged as both an automatic and manual transmission mount. Confirm your vehicle in the Buyer's Guide tab before ordering.
What are the signs of a worn mount?
A clunk on acceleration, deceleration or shifting, vibration at idle, or visibly cracked or separated rubber. Diagnose the cause before replacing, as other parts can share these symptoms.
Are mounting fasteners included?
Consult the vehicle service information for the correct fasteners and whether they may be reused, as many mount bolts are single-use and torque-to-yield.
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