OE Match standard
Sold as a pair of rear shock absorbers

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Related, superseded, cross reference or alternative numbers for comparison.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
The product you are viewing cross references to these numbers
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
Sold individually; two (x2) required per vehicle. We strongly recommend replacing shock absorbers in pairs.

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Related, superseded, cross reference or alternative numbers for comparison.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
The product you are viewing cross references to these numbers
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05

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
The product you are viewing cross references to these numbers
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
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.