HomeEngine > Valve Train ComponentsINA VR0056 Engine Rocker Arm
Part #: VR0056

INA VR0056 Engine Rocker Arm

⚙️ 27 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz and Jeep, GLS350d, GL350, GLE350d, R350, S350, Sprinter 3500, ML350, Grand Cherokee, GL320, and ML320
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Overview of INA VR0056 Engine Rocker Arm

The INA VR0056 engine rocker arm is designed for precise valve train operation in select Jeep and Mercedes-Benz models. Engineered to meet OEM specifications, this component ensures reliable performance in vehicles such as the Jeep Grand Cherokee and Mercedes-Benz GL350.

  • Compatible with Jeep Grand Cherokee and Mercedes-Benz GL320, GL350, GLE350d, GLS350d, ML320, ML350, R350, S350, and Sprinter 3500 models
  • Part number VR0056 for accurate identification and fitment
  • Manufactured by INA, a trusted brand in engine valve train components
  • Constructed to maintain proper valve timing and reduce wear
  • Designed for durability under high engine stress conditions

Detailed Product Description

The INA VR0056 engine rocker arm plays a critical role in the valve train system by transferring camshaft motion to the valves, enabling efficient engine breathing. This part is specifically compatible with a range of Jeep and Mercedes-Benz vehicles, including the Grand Cherokee and GL-Class models such as the GL320 and GL350. The rocker arm is precision-engineered to meet strict OEM standards, ensuring consistent valve lift and timing. Its robust construction helps withstand the mechanical stresses of daily driving and heavy-duty use, contributing to engine longevity and performance stability.

Common Applications and Problem Resolution

  • Restores proper valve operation in Jeep Grand Cherokee and Mercedes-Benz ML350 engines
  • Addresses valve train noise caused by worn or damaged rocker arms
  • Prevents engine misfires related to valve timing issues
  • Reduces excessive valve wear and potential engine damage
  • Improves overall engine efficiency and smoothness

Installation Notes and Tips

  • Ensure compatibility by verifying vehicle make and model against the fitment list
  • Inspect related valve train components during installation for wear or damage
  • Follow manufacturer torque specifications for mounting bolts
  • Use proper tools to avoid damage to the rocker arm or surrounding parts
  • Consider professional installation if unfamiliar with valve train systems

Quality Assurance and Warranty

INA manufactures the VR0056 rocker arm to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details may vary, INA products typically come with a limited warranty covering defects in materials and workmanship. This commitment to quality supports the part's suitability for use in demanding engine environments found in Jeep and Mercedes-Benz vehicles.

This part fits 27 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2017Mercedes-BenzGLS350d3.0LV6N/AINA Global Number 422 0056 100
2016Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2016Mercedes-BenzGLE350d3.0LV6N/AINA Global Number 422 0056 100
2015Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2014Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2013Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2013Mercedes-BenzR3503.0LV6N/AINA Global Number 422 0056 100
2013Mercedes-BenzS3503.0LV6N/AINA Global Number 422 0056 100
2012Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2012Mercedes-BenzR3503.0LV6N/AINA Global Number 422 0056 100
2012Mercedes-BenzS3503.0LV6N/AINA Global Number 422 0056 100
2012Mercedes-BenzSprinter 35003.0LV6N/AINA Global Number 422 0056 100
2011Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2011Mercedes-BenzML3503.0LV6N/AINA Global Number 422 0056 100
2011Mercedes-BenzR3503.0LV6N/AINA Global Number 422 0056 100
2011Mercedes-BenzSprinter 35003.0LV6N/AINA Global Number 422 0056 100
2010Mercedes-BenzGL350Bluetec 4Matic3.0LV6N/AINA Global Number 422 0056 100
2010Mercedes-BenzML3503.0LV6N/AINA Global Number 422 0056 100
2010Mercedes-BenzR3503.0LV6N/AINA Global Number 422 0056 100
2010Mercedes-BenzSprinter 35003.0LV6N/AINA Global Number 422 0056 100
2009JeepGrand Cherokee3.0LV6N/ADOHC 24 Valve Diesel; INA Global Number 422 0056 100
2008JeepGrand Cherokee3.0LV6N/ADOHC 24 Valve Diesel; INA Global Number 422 0056 100
2008Mercedes-BenzGL320CDI3.0LV6N/AINA Global Number 422 0056 100
2008Mercedes-BenzML3203.0LV6N/AINA Global Number 422 0056 100
2007JeepGrand Cherokee3.0LV6N/ADOHC 24 Valve Diesel; INA Global Number 422 0056 100
2007Mercedes-BenzGL320CDI3.0LV6N/AINA Global Number 422 0056 100
2007Mercedes-BenzML3203.0LV6N/AINA Global Number 422 0056 100

* 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:

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