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- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
Restore secure shock absorber mounting, controlled suspension movement and dependable rear suspension performance with this OE Match Rear Shock Absorber Supporting Top Mount. Designed for compatible Porsche applications, the top mount provides the critical upper connection between the rear shock absorber assembly and the vehicle body or chassis.
Fits:Porsche 997 MKI C2 / C2S / C4 / C4S CABRIO with PASM (I475)
Porsche 997 MKII C2 / C2S / C4 CABRIO with STD suspension (I029)
Porsche 997 MKII C4 / C4S CABRIO with PASM (I475)
Porsche 997 MKII GTS CABRIO with PASM (I475) / (I019)
Porsche 997 MKII SPEEDSTER with PASM (I475) / (I503)
Diagram Ref No 2
The rear shock absorber controls suspension movement by damping the compression and rebound generated as the vehicle travels over changing road surfaces. The supporting top mount holds the upper section of the shock absorber securely while helping manage the forces and vibrations transmitted through the suspension.
Rear top mounts are subjected to continuous loading from road impacts, cornering, acceleration and normal suspension movement. Over time, rubber or other isolation materials can deteriorate, while mounting surfaces and associated components can develop excessive play or damage.
This OE Match Rear Shock Absorber Supporting Top Mount provides a high-quality replacement for a worn, damaged or deteriorated original mount, helping restore secure suspension location and controlled rear-end behaviour.
What This Product Does:
- Secures the upper section of the rear shock absorber to the vehicle.
- Provides a stable mounting point for the rear suspension damper.
- Transfers suspension loads between the shock absorber and chassis.
- Helps maintain correct positioning of the shock absorber.
- Supports controlled compression and rebound of the rear suspension.
- Helps isolate some suspension vibration and harshness from the vehicle body.
- Reduces unwanted movement at the upper shock mounting point.
- Helps maintain consistent rear suspension behaviour.
- Works with the shock absorber and associated suspension components.
- Replaces a worn, cracked, loose or damaged top mount.
- Provides an OE-style replacement for compatible Porsche applications.
Symptoms Of Wear Or Failure:
- Knocking or clunking from the rear suspension.
- Rattling when driving over rough or uneven surfaces.
- Noise when travelling over bumps or potholes.
- Excessive movement at the upper shock absorber mounting point.
- Rear suspension that feels loose or unsettled.
- Increased vibration transmitted into the body.
- Reduced suspension refinement.
- Visible cracking or deterioration of rubber components.
- Separation of rubber from the surrounding mount.
- Damaged or distorted mounting surfaces.
- Corrosion around the mount or associated hardware.
- Shock absorber movement that is not properly controlled at its upper attachment.
- Wear discovered while replacing rear shock absorbers.
Why Replacement Matters:
- The shock absorber top mount is responsible for maintaining a secure connection between the damper and vehicle structure. If the mount develops excessive play or deteriorates, the shock absorber may move at its upper mounting point rather than transferring suspension forces as intended.
- This can result in knocking or rattling noises and may reduce the precision of the rear suspension. On a performance vehicle, unwanted movement within a suspension mounting point can also affect the consistency of the chassis response during cornering and rapid changes of direction.
- A deteriorated mount may transmit increased vibration and harshness into the body. If rubber isolation material has cracked or separated, the mount can lose its ability to cushion the connection between the suspension and chassis.
- Continued operation with a badly worn mount can also place additional stress on the shock absorber, mounting hardware and surrounding attachment points.
- Replacing a worn component with this OE Match Rear Shock Absorber Supporting Top Mount helps restore secure damper location, reduce unwanted suspension movement and support predictable rear suspension performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99733306102
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 986 Boxster 1997-04
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2005-08
Diagram ref no 4
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Rear
Fits:
Porsche 986 Boxster 1997-04
Porsche 987 Boxster 2005-08
Porsche 987C Cayman 2005-08
Click 'Zoom in' for large parts diagram.
Diagram ref no 3
Old Porsche part numbers:
- 98633350402
- 98733350400
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98633350402
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
Fits:
Porsche 986 Boxster 1997>>2004
Porsche 987 Boxster 2005>>2008
Diagram Ref No 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98633330101
The product you are viewing cross references to these numbers