Quiet powertrain vibration and keep the engine planted with the Anchor Engine Mount 3550, a front left / front right mount that drops in as a direct-fit replacement for the 2017-2019 Chevrolet Silverado 2500 HD and 3500 HD and the 2017-2019 GMC Sierra 2500 HD and 3500 HD. It helps support and locate the powertrain while isolating vibration and limiting engine movement.
- Built to OE standards: engineered using a CAD/CAM process for consistent fit and quality.
- Durable rubber: made from natural and Styrene Butadiene rubber that resists wear and stays stable as it ages for long service life.
- Strong bond: Chemlock® bonding agent creates a superior rubber-to-metal bond, and the rubber is built to an application-specific durometer (hardness).
- Quality hardware: any included fasteners are hardened steel with heat-treated Grade 5 bolts.
Signs a mount may need replacing include vibration felt at idle, or a clunk on acceleration, deceleration, or shifting as the rubber cracks or separates. Diagnose the cause before replacing.
Interchange: 6023382 · 84160829 · A5959 · 603550 · C5958 · C5959 · EM4481
This part cross-references / interchanges with the following part numbers:
Manufacturer's Warranty: 12 Month Warranty.
Frequently Asked Questions
Which vehicles does the Anchor 3550 fit?
It is a direct-fit replacement for the 2017-2019 Chevrolet Silverado 2500 HD and 3500 HD and the 2017-2019 GMC Sierra 2500 HD and 3500 HD. See the Buyer's Guide tab for engine details.
What position is this mount?
It is cataloged for the front left and front right positions on the listed applications.
What does this engine mount do?
It helps support and locate the powertrain while dampening vibration and limiting engine movement between the engine and chassis.
What are the signs of a worn engine mount?
Look for vibration at idle or a clunk during acceleration, deceleration, or shifting, along with cracked or separated rubber. Diagnose the cause before replacing.
What is the mount made of?
It uses natural and Styrene Butadiene rubber bonded to metal with Chemlock® bonding agent, with the rubber built to an application-specific durometer hardness.
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