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DISPLAYING 1 to 3 (of 3 products)
99633305145/1KIT
Product Information
Product Information
Rear shock absorber for Porsche 996 Carrera models equipped with the factory Sport Suspension (option code PR 030), as well as 996 Turbo models.
Sold as a pair of rear shock absorbers

rear

Models With Sports Suspension (M030)
Porsche 996-1 Carrera 3.4L 1998-01
Porsche 996-1 Carrera 4 3.4L 1999-01
Porsche 996-1 Carrera Cabriolet 3.4L 1998-01
Porsche 996-1 Carrera 4 Cabriolet 3.4L 1999-01

Porsche 996-2 Carrera 3.6L 2002-04
Porsche 996-2 Carrera 4 3.6L 2002-04
Porsche 996-2 Carrera 4S 3.6L 2002-05
Porsche 996-2 Carrera Cabriolet 3.6L 2002-04
Porsche 996-2 Carrera 4 Cabriolet 3.6L 2002-04
Porsche 996-2 Carrera 4S Cabriolet 3.6L 2003-05
Porsche 996-2 Targa 3.6L 2002-05

Porsche 996 Turbo 3.6L 2001-05
Porsche 996 Turbo S 3.6L 2004-05
Porsche 996 Turbo Cabriolet 3.6L 2003-05

Diagram ref. 1

NOTE: This shock absorber is not compatible with 996 GT2 models, or models equipped with the X73 or X74 suspension package. 



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Related, superseded, cross reference or alternative numbers for comparison.

99633305145
99633305113
99633305145
99633305158
99633305122
99633305126
99633305134
99633305149
99633305198
99633305124
99633305128
99633305140
99633305146
99633305161
99633305130
99633305141
99633305153
99633305160
99633305117
99633305136
99633305155
99633305199
99633305129
99633305137
99633305151
99633305166

The product you are viewing cross references to these numbers
Special Offer
99633305145/1
Product Information
Product Information
Rear shock absorber for Porsche 996 Carrera models equipped with the factory Sport Suspension (option code PR 030), as well as 996 Turbo models.

Sold individually; two (x2) required per vehicle. We strongly recommend replacing shock absorbers in pairs. 

rear

Models With Sports Suspension (M030)
Porsche 996-1 Carrera 3.4L 1998-01
Porsche 996-1 Carrera 4 3.4L 1999-01
Porsche 996-1 Carrera Cabriolet 3.4L 1998-01
Porsche 996-1 Carrera 4 Cabriolet 3.4L 1999-01

Porsche 996-2 Carrera 3.6L 2002-04
Porsche 996-2 Carrera 4 3.6L 2002-04
Porsche 996-2 Carrera 4S 3.6L 2002-05
Porsche 996-2 Carrera Cabriolet 3.6L 2002-04
Porsche 996-2 Carrera 4 Cabriolet 3.6L 2002-04
Porsche 996-2 Carrera 4S Cabriolet 3.6L 2003-05
Porsche 996-2 Targa 3.6L 2002-05

Porsche 996 Turbo 3.6L 2001-05
Porsche 996 Turbo S 3.6L 2004-05
Porsche 996 Turbo Cabriolet 3.6L 2003-05

Diagram ref. 1. 

NOTE: This shock absorber is not compatible with 996 GT2 models, or models equipped with the X73 or X74 suspension package. 



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

99633305145
99633305113
99633305145
99633305158
99633305122
99633305126
99633305134
99633305149
99633305198
99633305124
99633305128
99633305140
99633305146
99633305161
99633305130
99633305141
99633305153
99633305160
99633305117
99633305136
99633305155
99633305199
99633305129
99633305137
99633305151
99633305166

The product you are viewing cross references to these numbers
Special Offer
99633305185/1
Product Information
Product Information
Shock Absorber Rear. Porsche 996 C2/C4 

oematch

Fits: Standard Chassis - (WITHOUT M030 Sports Suspension.)

Fits Left or Right side
Price is for each Shock Absorber

  • Porsche 996 3.4L Carrera
  • Porsche 996 3.6L Carrera
  • Porsche 996 3.6L Carrera S
  • Porsche 996 3.4L Carrera 4,
  • Porsche 996 3.6 Carrera 4,
  • Porsche 996 3.6 Turbo,
  • Porsche 996 3.6 Turbo S



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

99633305185
99633305143
99633305104
99633305185
24-147644
8245-1255
24147644
99633305121
99633305125
99633305133
99633305124
99633305161

The product you are viewing cross references to these numbers
DISPLAYING 1 to 3 (of 3 products)
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About OE Match standard

Porsche Standard Rear Shock Absorbers | Design911 Suspension Components for Stability, Comfort & Ride Precision

Standard rear shock absorbers are essential to your Porsche’s suspension system, working in harmony with springs and suspension mounts to control movement, reduce vibration, and maintain optimal ride height. They ensure that the rear wheels stay planted on the road, providing consistent grip, comfort, and balance during acceleration, cornering, and braking. Quality dampers are key to achieving Porsche’s trademark driving feel — precise, composed, and confidence-inspiring.

At Design911, we supply a premium range of standard rear shock absorbers, engineered for long-lasting durability, performance, and fitment accuracy. Using high-quality materials and advanced damping technology, these components deliver smooth, controlled suspension response. Whether you’re performing routine servicing, full restoration, or handling upgrades, our rear shocks ensure your Porsche maintains its signature ride comfort and performance precision.

What Do Standard Rear Shock Absorbers Do?

Rear shock absorbers regulate how your suspension reacts to road surfaces, ensuring consistent damping and stability across all driving conditions.

Core Functions:
• Dampen spring oscillations for a smooth, controlled ride.
• Maintain rear axle alignment and tyre contact with the road.
• Reduce vibration, bounce, and body roll during acceleration.
• Improve handling balance and braking performance.
• Protect other suspension components from premature wear.

Well-maintained shock absorbers are vital to maintaining stability, especially in high-performance or high-speed driving scenarios.

Why Do Rear Shock Absorbers Fail or Degrade?

Rear shocks are under constant stress and exposed to dirt, heat, and moisture — all of which gradually cause wear and performance loss.

Common Causes of Failure Include:
• Leaking hydraulic fluid reducing damping efficiency.
• Corroded shock absorber bodies or piston rods.
• Internal valve wear leading to uneven damping.
• Seal degradation due to age or contamination.
• Damage from rough roads or overloading.

When rear shock absorbers fail, symptoms include excessive bouncing, poor handling, uneven tyre wear, and rear-end instability — all indicators that replacement is needed for safety and ride quality.

Why Replace or Upgrade Your Porsche Rear Shock Absorbers?

Replacing worn or leaking rear shocks restores suspension comfort, control, and safety. Upgraded or performance-spec units enhance stability, feedback, and ride comfort for both spirited driving and everyday use.

Key Benefits:
• Restores smooth damping and balanced suspension performance.
• Improves traction, braking control, and handling response.
• Reduces noise, vibration, and harshness.
• Manufactured from high-strength, corrosion-resistant materials.
• Fits Porsche 911, 944, 968, Boxster, Cayman, Panamera, Cayenne, and Macan models.
• Ideal for maintenance, restoration, or road-handling upgrades.

Design911’s Porsche standard rear shock absorbers deliver outstanding quality and reliability — helping your Porsche perform and ride exactly as intended, mile after mile.

Highlights

• Premium Porsche standard rear shock absorbers.
• Precision-engineered for damping balance and rear stability.
• Restores ride comfort, handling, and traction.
• High-quality materials for strength and durability.
• Compatible with classic and modern Porsche models.
• Perfect for suspension servicing, restoration, or upgrade projects.

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