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Shock Absorbers FRONT

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DISPLAYING 1 to 2 (of 2 products)
99134126399/1
Product Information
Product Information
Suspension air compressor. Porsche 991 2014-2021

Fits:
Cars with Air Suspension PR474

  • Porsche 991 Carrera C2 3.4L (350Bhp)
  • Porsche 991 Carrera C2S 3.8L (400Bhp)
  • Porsche 991 Carrera C4 3.4L (350Bhp)
  • Porsche 991 Carrera C4S 3.8L (400Bhp)
  • Porsche 991 Turbo 3.8L (520bhp)
  • Porsche 991 Turbo S 3.8L (560Bhp)
  • Porsche 991 GT3 3.8L (475Bhp)
  • Porsche 991 GT3 RS 4.0L (500Bhp)
  • Porsche 991 Carrera 2 3.0L (370 Bhp)
  • Porsche 991 Carrera 2S 3.0L (420 Bhp)
  • Porsche 991 Carrera 4 3.0L (370 Bhp)
  • Porsche 991 Carrera 4S 3.0L (420 Bhp)
  • Porsche 991 Cabriolet 2 3.0L (370 Bhp)
  • Porsche 991 Cabriolet 2S 3.0L (420 Bhp)
  • Porsche 991 Cabriolet 4 3.0L (370 Bhp)
  • Porsche 991 Cabriolet 4S 3.0L (420 Bhp)
  • Porsche 991 Targa 4 3.0L (370 Bhp)
  • Porsche 991 Targa 4S 3.0L (420 Bhp)
  • Porsche 991 Turbo Coupe 3.8L (540 Bhp)
  • Porsche 991 Turbo S Coupe 3.8L (580 Bhp)
  • Porsche 991 Turbo Cabriolet 3.8L (540 Bhp)
  • Porsche 991 Turbo S Cabriolet 3.8L (580 Bhp)
  • Porsche 991 R 4.0L (500 Bhp)
  • Porsche 991 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp)
  • Porsche 991 GT2 RS 3.8L PDK (700 bhp)
  • Porsche 991 Speedster



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99134126399
99134126390
99134126391
99134126392
99134126393
99134126394
99134126395
99134126396
99134126397
99134126398
99134126399
P-4092
P4092

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99134126399/2
Product Information
Product Information
WABCO OES air suspension compressor.

Fits:
Cars with Air Suspension
Porsche 991.1 GT3 / GT3 RS
Porsche 991.1 R 
Porsche 991.2 GT3 / GT3 RS
Porsche 991.2 Speedster

Arnott has teamed up directly with WABCO to supply you with the same OE part at a fraction of the dealer cost. These compressors are made by the same supplier used by the OE. Arnott now has the one-stop solution for those who prefer the original equipment. This same compressor assembly will cost you a small fortune at your local dealership!

This is just the compressor and dryer assembly. You may have to reuse some of your OEM hardware during the installation. Available Detailed Installation Manual walks you through the installation step-by-step.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99134126399
99134126399
99134126398
99134126397
99134126396
99134126395
99134126394
99134126393
99134126392
99134126391
99134126390

The product you are viewing cross references to these numbers
DISPLAYING 1 to 2 (of 2 products)
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About Shock Absorbers FRONT

Front Shock Absorbers for Porsche - Suspension Control & Ride Comfort

Front Shock Absorbers are a critical part of the Porsche suspension system, controlling wheel movement, maintaining tyre contact, and delivering balanced ride comfort and handling precision. By damping suspension travel, front shocks absorb road impacts, reduce body movement, and help keep the vehicle stable during braking, cornering, and acceleration.

Available from Design911, Porsche front shock absorbers are designed to restore factory ride quality, steering response, and suspension performance for both everyday driving and dynamic use.

What Do Front Shock Absorbers Do?

Front shock absorbers manage suspension movement and vehicle control.

Core Functions:

  • Control vertical wheel and suspension movement.
  • Maintain consistent tyre contact with the road.
  • Reduce body roll, dive, and pitch.
  • Improve steering response and braking stability.
  • Enhance ride comfort and handling balance.

Front shocks play a key role in steering precision and overall chassis behaviour.

Why Do Front Shock Absorbers Fail?

Shock absorbers wear gradually due to constant movement and load.

Common Causes of Failure:

  • Internal seal wear leading to oil leakage.
  • Loss of damping efficiency over time.
  • Heat-related degradation from sustained use.
  • Physical damage from potholes or road debris.
  • Age and high mileage.

Worn front shocks reduce control, increase stopping distances, and negatively affect ride quality.

When Should Front Shock Absorbers Be Replaced?

Replacing worn front shocks restores safety and handling performance.

Replacement Is Recommended When:

  • Excessive body movement or nose dive is noticed.
  • Steering feels vague or unstable.
  • Fluid leaks are visible on the shock body.
  • Uneven tyre wear develops.
  • As part of suspension refresh or high-mileage servicing.

Front shocks are often replaced in pairs to maintain balanced suspension performance.

Key Benefits

  • Restores precise steering and braking control
  • Improves ride comfort and chassis stability
  • Maintains correct suspension geometry
  • Reduces tyre wear and body movement
  • Suitable for road and performance use

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