HomeTransmission > Transmission Hard PartsAnchor 3625 Automatic Transmission Mount - Rear
Part #: 3625

Anchor 3625 Automatic Transmission Mount - Rear

Rear
⚙️ 20 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD
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Reliable Automatic Transmission Mount for Chevrolet and GMC Trucks

The Anchor 3625 automatic transmission mount is designed to provide stable support and reduce vibration for heavy-duty trucks. Specifically engineered for Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD models, this mount ensures proper transmission alignment and durability under demanding conditions.

  • Compatible with Chevrolet Silverado 2500 HD and 3500 HD models
  • Fits GMC Sierra 2500 HD and 3500 HD trucks
  • Durable construction for long-lasting performance
  • Part number 3625 for precise identification
  • Designed to minimize transmission movement and vibration

Product Details and Specifications

The Anchor 3625 automatic transmission mount is a critical component in the transmission system of select Chevrolet and GMC heavy-duty trucks. It secures the automatic transmission to the vehicle frame, helping to maintain proper alignment and reduce stress on the drivetrain. This mount is engineered to withstand the rigors of towing, hauling, and off-road driving common to Sierra and Silverado 2500 HD and 3500 HD models. Using the correct transmission mount like part number 3625 helps prevent premature wear on transmission components and improves overall vehicle stability.

Common Applications and Problem Resolution

  • Reduces excessive transmission vibration and noise
  • Prevents transmission misalignment issues
  • Eliminates clunking or knocking sounds during acceleration or shifting
  • Supports transmission weight to avoid undue stress on mounts and brackets
  • Helps maintain smooth shifting performance in heavy-duty Chevrolet and GMC trucks

Installation Notes and Tips

When installing the Anchor 3625 automatic transmission mount, ensure the vehicle is securely lifted and supported. Remove the old mount carefully, noting the orientation and attachment points. Align the new mount precisely to avoid transmission misalignment. Torque all fasteners to manufacturer specifications to maintain proper fit and function. It is recommended to inspect surrounding transmission components during installation for any signs of wear or damage.

Quality Assurance and Warranty Information

Anchor transmission mounts are manufactured to meet or exceed OEM standards for fit and durability. Part number 3625 undergoes rigorous quality control to ensure reliable performance in Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD trucks. While specific warranty details are not provided, Anchor products typically come with a limited warranty against defects in materials and workmanship.

This part fits 20 vehicles. Search below:

YearMakeModelDrive TypeTransmissionLitersCylindersFuel TypePositionNotes
2024ChevroletSilverado 2500 HD4WDAutomatic6.6LV8GASRear
2024ChevroletSilverado 3500 HD4WDAutomatic6.6LV8GASRear
2024GMCSierra 2500 HD4WDAutomatic6.6LV8GASRear
2024GMCSierra 3500 HD4WDAutomatic6.6LV8GASRear
2023ChevroletSilverado 2500 HD4WDAutomatic6.6LV8GASRear
2023ChevroletSilverado 3500 HD4WDAutomatic6.6LV8GASRear
2023GMCSierra 2500 HD4WDAutomatic6.6LV8GASRear
2023GMCSierra 3500 HD4WDAutomatic6.6LV8GASRear
2022ChevroletSilverado 2500 HD4WDAutomatic6.6LV8GASRear
2022ChevroletSilverado 3500 HD4WDAutomatic6.6LV8GASRear
2022GMCSierra 2500 HD4WDAutomatic6.6LV8GASRear
2022GMCSierra 3500 HD4WDAutomatic6.6LV8GASRear
2021ChevroletSilverado 2500 HD4WDAutomatic6.6LV8GASRear
2021ChevroletSilverado 3500 HD4WDAutomatic6.6LV8GASRear
2021GMCSierra 2500 HD4WDAutomatic6.6LV8GASRear
2021GMCSierra 3500 HD4WDAutomatic6.6LV8GASRear
2020ChevroletSilverado 2500 HD4WDAutomatic6.6LV8GASRear
2020ChevroletSilverado 3500 HD4WDAutomatic6.6LV8GASRear
2020GMCSierra 2500 HD4WDAutomatic6.6LV8GASRear
2020GMCSierra 3500 HD4WDAutomatic6.6LV8GASRear

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

84642172

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.