HomeSuspension > Shocks and StrutsUnity 13-512800 Shock Absorber - Rear
Part #: 13-512800

Unity 13-512800 Shock Absorber - Rear

OEM Style Electronic Air Suspension Shock Absorber, Rear
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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OE Direct Replacement — Bolt-on fit, no modifications needed
OEM Style Electronic Air Suspension Shock Absorber, Rear
Fitment: Mercedes-Benz, R350, R320, and R500
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Unity OEM Style Electronic Air Suspension Shock Absorber

The Unity OEM Style Electronic Air Suspension Shock Absorber (part number 13-512800) is designed specifically for Mercedes-Benz R320, R350, and R500 models. This suspension shock absorber maintains original equipment manufacturer (OEM) specifications for collapsed length, extended length, and shock stroke to ensure proper fit and function.

  • Exact OEM collapsed length for precise fitment
  • OEM extended length matching factory specifications
  • Shock stroke engineered to OEM standards
  • Compatible with Mercedes-Benz R320, R350, and R500 models
  • Part number 13-512800 for easy identification and ordering

Product Line Details: OEM Style Electronic Air Suspension Shock Absorber

The Unity OEM Style Electronic Air Suspension Shock Absorber line focuses on delivering replacement parts that replicate factory dimensions and performance. This product line is tailored for vehicles equipped with electronic air suspension systems, providing a direct replacement that supports the original ride height and damping characteristics. The 13-512800 shock absorber is part of this line, ensuring compatibility and reliability for Mercedes-Benz R-Class models.

Technical Description and Attributes

This suspension shock absorber features OEM-matched collapsed length, extended length, and shock stroke, which are critical for maintaining the correct suspension geometry and ride quality. By adhering to these exact measurements, the Unity 13-512800 shock absorber ensures that the electronic air suspension system functions as intended without compromising vehicle handling or comfort. The precise fitment for Mercedes-Benz R320, R350, and R500 models supports the vehicle’s dynamic load adjustments and height control.

Common Applications and Problem Resolution

  • Restores proper ride height and suspension travel on Mercedes-Benz R320, R350, and R500
  • Replaces worn or leaking air suspension shocks causing uneven ride or sagging
  • Addresses issues with poor damping or excessive bouncing
  • Improves vehicle stability and handling affected by faulty shock absorbers
  • Supports electronic air suspension system functionality and sensor accuracy

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before removal
  • Disconnect electronic connectors carefully to avoid damage
  • Compare new shock absorber dimensions with OEM specifications prior to installation
  • Follow manufacturer torque specifications for mounting hardware
  • Perform a system reset or calibration if required by the vehicle’s air suspension control module

Quality Assurance and Warranty

Unity suspension components, including the 13-512800 shock absorber, are manufactured to meet OEM standards for fit and function. This part undergoes quality control inspections to ensure durability and performance. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or region.

This part fits 14 vehicles. Search below:

YearMakeModelPositionNotes
2013Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2012Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2011Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2010Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2009Mercedes-BenzR320RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2009Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2008Mercedes-BenzR320RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2008Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2008Mercedes-BenzR500RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2007Mercedes-BenzR320RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2007Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2007Mercedes-BenzR500RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2006Mercedes-BenzR350RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber
2006Mercedes-BenzR500RearOEM Electronic Gas Shock with Adaptive Damping Suspension (ADS); OEM Style Electronic Air Suspension Shock Absorber

* 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.