Anchor Automatic Transmission Mount,Manual Transmission Mount P/N:3278
$15.99
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Quiet the driveline and keep your transmission properly located with the Anchor Rear Transmission Mount 3278. This rear-position mount supports the transmission and dampens vibration, helping isolate powertrain movement so shudder at idle and shake on acceleration are kept in check. It's a direct-fit replacement for the listed applications, including the 2011-2024 Chevrolet Silverado 2500 HD and Silverado 3500 HD, 2017-2022 Chevrolet Express 2500 and 3500, 2021-2026 Chevrolet Suburban, 2011-2024 GMC Sierra 2500 HD and 3500 HD, 2017-2022 GMC Savana 2500 and 3500, and 2021-2026 GMC Yukon XL — see the Buyer's Guide tab for the full list and engine details.
Supports and isolates: helps support and locate the transmission while damping vibration.
Purpose-built rubber: molded from natural and Styrene Butadiene rubber that resists wear and stays stable as it ages.
Application-tuned hardness: rubber manufactured to a specific Durometer measurement based on the vehicle application.
Strong bond: Chemlock® bonding agent for a superior rubber-to-metal bond; engineered to OE standards using a CAD/CAM process.
Signs a mount may need replacing include vibration at idle and clunk on acceleration, deceleration, or shifting, along with cracked or separated rubber. Diagnose the cause before replacing.
Interchange: 84718750 · 84859373 · A5948 · EM4319
This part cross-references / interchanges with the following part numbers:
84718750, 84859373, A5948, EM4319
Manufacturer's Warranty: 12 Month Warranty.
Frequently Asked Questions
What does the Anchor 3278 do?
It's a rear transmission mount that helps support and locate the transmission while damping vibration, limiting powertrain movement transmitted into the chassis.
Where is this mount positioned?
It is the rear transmission mount for the listed applications. Confirm your vehicle in the Buyer's Guide tab before ordering.
What are the signs my transmission mount is worn?
Vibration at idle, a clunk on acceleration, deceleration, or shifting, and visibly cracked or separated rubber. Diagnose the cause before replacing.
What is this mount made of?
It uses natural and Styrene Butadiene rubber built to a specific Durometer hardness for the application, with a Chemlock® agent bonding the rubber to metal.
Which vehicles does the 3278 fit?
Select 2011-2026 Chevrolet and GMC trucks, vans, and SUVs including Silverado/Sierra HD, Express/Savana, Suburban, and Yukon XL. See the Buyer's Guide tab for the full list.
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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.
