HomeTransmission > Transmission Hard PartsMasterPro A5402 Automatic Transmission Mount
Part #: A5402

MasterPro A5402 Automatic Transmission Mount

14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Chevrolet, and Pontiac, Allure, LaCrosse, Impala, Grand Prix, and Monte Carlo
Easy Returns — Return within 60 days for a full refund
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Reliable Automatic Transmission Mount for Buick, Chevrolet, Pontiac

The MasterPro A5402 automatic transmission mount is designed as a direct OEM replacement for select Buick, Chevrolet, and Pontiac models. Engineered with durable steel and rubber components, this mount provides solid cushioning to reduce vibration and maintain transmission stability.

  • Black rubber bushing for effective vibration dampening
  • Constructed from sturdy steel for long-lasting support
  • Includes 4 studs for secure attachment
  • Standard replacement grade meeting or exceeding OEM specifications
  • Compatible with Buick Allure, Chevrolet Impala, Monte Carlo, and Pontiac Grand Prix, LaCrosse models

Durable Construction and OEM Replacement Quality

The MasterPro A5402 transmission mount features a solid rubber cushion that absorbs engine and transmission vibrations, preventing excessive movement and wear. Its steel mount material ensures structural integrity under normal driving conditions. This part is manufactured to meet or exceed original equipment manufacturer specifications, providing a reliable replacement for your vehicle’s automatic transmission mount. The black bushing color and four-stud design align with factory standards, ensuring proper fit and function.

Compatible Vehicles and Applications

This automatic transmission mount is compatible with a range of Buick, Chevrolet, and Pontiac vehicles, including the Buick Allure and LaCrosse, Chevrolet Impala and Monte Carlo, and Pontiac Grand Prix. The part number A5402 corresponds to these models, making it a suitable choice for owners seeking a dependable OEM replacement mount.

  • Reduces transmission movement and vibration
  • Prevents premature wear of transmission components
  • Eliminates noise caused by loose or damaged mounts
  • Maintains proper alignment of the transmission assembly
  • Supports smooth shifting and drivetrain performance

Installation Notes and Tips

Installation of the MasterPro A5402 automatic transmission mount requires basic mechanical skills and appropriate tools. Note that mounting hardware, heat shields, and brackets are not included with this part. It is recommended to inspect surrounding components during installation and replace any worn or damaged parts to ensure optimal performance. Follow vehicle-specific service manuals for torque specifications and installation procedures.

Quality Assurance and Warranty

MasterPro transmission mounts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. While mounting hardware and instructions are not included, the part is designed for straightforward replacement. Please consult product documentation or contact the manufacturer for warranty details applicable to the A5402 transmission mount.

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009BuickAllure5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2009BuickLaCrosse5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2009ChevroletImpala5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2008BuickAllure5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2008BuickLaCrosse5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2008ChevroletImpala5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2008PontiacGrand Prix5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2007ChevroletImpala5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2007ChevroletMonte Carlo5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2007PontiacGrand Prix5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2006ChevroletImpala5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2006ChevroletMonte Carlo5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2006PontiacGrand Prix5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.
2005PontiacGrand Prix5.3LV8N/AFits multiple vehicle models with manual transmissions for easy installation.

* 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:

3187

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