HomeEngine > Cylinder Block ComponentsMasterPro A4903 Engine Mount - Front Left or Front Right
Part #: A4903

MasterPro A4903 Engine Mount - Front Left or Front Right

Front Left
⚙️ 39 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi and Volkswagen, Q7 and Touareg
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MasterPro MRC Mounts Engine Mount for Audi, Porsche, Volkswagen

The MasterPro MRC Mounts A4903 engine mount is designed for front mounting positions on select Audi, Porsche, and Volkswagen models. Engineered as a hydraulic OEM replacement, this mount provides reliable support and vibration dampening for your vehicle's cylinder block.

  • Hydraulic engine mount with rubber bushing for effective vibration absorption
  • Constructed from durable steel with black bracket and bushing color
  • Designed for front mounting position with one stud and two mounting holes
  • Includes mounting bracket but excludes mounting hardware
  • Standard replacement grade meeting or exceeding original equipment specifications
  • Compatible with Audi Q7, Porsche Cayenne, and Volkswagen Touareg
  • Sold as a set of two per vehicle

About the MRC Mounts Product Line

The MRC Mounts line by MasterPro focuses on providing OEM replacement engine mounts that meet or exceed original equipment manufacturer specifications. This ensures compatibility and performance consistency for vehicles requiring reliable engine support components. The A4903 mount exemplifies this approach with its hydraulic design and quality materials tailored for front engine mounting applications.

Product Details and Specifications

The A4903 engine mount features a black rubber bushing that helps isolate engine vibrations, reducing noise and improving ride comfort. Its steel construction and black bracket provide strength and corrosion resistance. The mount is designed with one stud and two mounting holes to secure it firmly in the front position of the cylinder block. While the mounting bracket is included, mounting hardware is not provided, so ensure you have the necessary bolts and fasteners for installation. This part is intended as a standard replacement, maintaining the original fit and function for Audi Q7, Porsche Cayenne, and Volkswagen Touareg models.

Common Applications and Issues Addressed

  • Reduces engine vibration and noise transmitted to the chassis
  • Prevents excessive engine movement during acceleration and braking
  • Replaces worn or damaged front engine mounts
  • Helps maintain proper engine alignment and drivetrain stability
  • Addresses engine mount failure symptoms such as clunking or shaking

Installation Notes and Tips

  • Ensure vehicle is securely supported before removing old mounts
  • Verify compatibility with Audi Q7, Porsche Cayenne, or Volkswagen Touareg before installation
  • Use appropriate torque specifications for mounting bolts (not included)
  • Inspect surrounding components for wear or damage during replacement
  • Replacing mounts in pairs is recommended for balanced engine support

Quality Assurance and Warranty

The MasterPro MRC Mounts A4903 engine mount meets or exceeds original equipment manufacturer specifications, ensuring reliable performance and fitment. This part is manufactured to strict quality standards to provide consistent durability and function. Warranty details should be confirmed with the distributor or installer as they may vary.

This part fits 39 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2017VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2016VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2015VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2014VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2013VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2012VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2011VolkswagenTouareg4.2LV8Front RightOEM Replacement; MRC Mounts
2010AudiQ74.2LV8Front Left
2010AudiQ74.2LV8Front Right
2010PorscheCayenne3.6LV6Front RightOEM Replacement; MRC Mounts
2009AudiQ74.2LV8Front Left
2009AudiQ74.2LV8Front Right
2009PorscheCayenne3.6LV6Front RightOEM Replacement; MRC Mounts
2009VolkswagenTouareg4.2LV8Front Left
2009VolkswagenTouareg4.2LV8Front Right
2008AudiQ74.2LV8Front Left
2008AudiQ74.2LV8Front Right
2008PorscheCayenne3.6LV6Front RightOEM Replacement; MRC Mounts
2008VolkswagenTouareg4.2LV8Front Left
2008VolkswagenTouareg4.2LV8Front Right
2007AudiQ74.2LV8Front Left
2007AudiQ74.2LV8Front Right
2007VolkswagenTouareg4.2LV8Front Left
2007VolkswagenTouareg4.2LV8Front Right
2006PorscheCayenne3.2LV6Front RightOEM Replacement; MRC Mounts
2006VolkswagenTouareg4.2LV8Front Left
2006VolkswagenTouareg4.2LV8Front Right
2006VolkswagenTouareg3.2LV6Front Left
2006VolkswagenTouareg3.2LV6Front Right
2005PorscheCayenne3.2LV6Front RightOEM Replacement; MRC Mounts
2005VolkswagenTouareg4.2LV8Front Left
2005VolkswagenTouareg4.2LV8Front Right
2005VolkswagenTouareg3.2LV6Front Left
2005VolkswagenTouareg3.2LV6Front Right
2004PorscheCayenne3.2LV6Front RightOEM Replacement; MRC Mounts
2004VolkswagenTouareg4.2LV8Front Left
2004VolkswagenTouareg4.2LV8Front Right
2004VolkswagenTouareg3.2LV6Front Left
2004VolkswagenTouareg3.2LV6Front Right

* 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:

9923

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