Beck/Arnley Automatic Transmission Mount P/N:104-1866

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$94.99
MPN: 104-1866
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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Beck/Arnley Automatic Transmission Mount P/N:104-1866
Beck/Arnley Automatic Transmission Mount P/N:104-1866
$94.99

Quiet a shaking driveline and keep your transmission located where it belongs with the Beck/Arnley Automatic Transmission Mount 104-1866. It installs as a direct-fit replacement for the 2006-2012 Mitsubishi Eclipse and 2004-2012 Mitsubishi Galant (see the Buyer's Guide tab for engine-level fitment), helping support and locate the powertrain while isolating engine and transmission vibration from the chassis.

  • Dampens vibration: premium materials and construction help absorb powertrain movement and reduce vibration reaching the cabin.
  • Direct OE replacement: engineered to drop in like the original on the listed Mitsubishi applications, with attention to form, fit, and function.
  • Durable build: high-quality construction with premium materials for lasting service.
  • Application specific: designed for this vehicle; any additional factory parts are included only where applicable.

Signs the mount may need replacing include a clunk on acceleration, deceleration, or shifting, added vibration at idle, and visibly cracked or separated rubber. Because those symptoms can have other causes, diagnose the cause before replacing, and if a worn transmission mount is the cause, this 104-1866 replaces it.

Interchange: 9304 · MR234838 · 624639 · EM9304

This part cross-references / interchanges with the following part numbers:

9304, MR234838, 624639, EM9304

Frequently Asked Questions

What vehicles does this transmission mount fit?

It is a direct-fit replacement for the 2006-2012 Mitsubishi Eclipse and 2004-2012 Mitsubishi Galant. Check the Buyer's Guide tab for engine-level fitment before ordering.

What does an automatic transmission mount do?

It helps support and locate the transmission and powertrain while isolating engine and driveline vibration from the vehicle's chassis.

How do I know if my transmission mount is worn?

Common signs include a clunk on acceleration, deceleration, or shifting, extra vibration at idle, and cracked or separated rubber. Diagnose the cause before replacing.

What interchange numbers does this part replace?

It cross-references 9304, MR234838, 624639, and EM9304.

Are mounting fasteners included?

Additional factory parts are included only where applicable. Consult the vehicle service information for the correct fasteners and whether they may be reused.