do not press the back button…
Enter your VAT number here and click Verify:
Your details have been verified. VAT number registered to:
,
.
Your order will now be zero rated for VAT purposes. We reserve the right to verify these details after your order request has been made and reinstate VAT if required.
Your VAT details were not recognised or were invalid. Your VAT number must be matched to your Billing Country as specified above. This is currently specified as . You do not need to enter the country code part of your VAT number as this has already been selected in your billing address details above.
The VAT number checking service is currently offline. Please supply your VAT details within the comments or special instructions field below and we will apply a VAT discount after placing your order request.
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
Restore the intended front ride height, suspension control and precise chassis behaviour of your Porsche with this OE Match FRONT Coil Spring Kit for Sport Suspension (M030 / M031).
Kit Contents:
x2 Front Coil Springs (99134353108504/1)
x2 Spring Support Seat (9P1411189/1)
x2 Bellow Cover (9P1412137A/1)
x2 Bump Stop Washer (99134356101)
x2 Bump Stop (99134330105/1)
x2 Top Mount Underlay Pad (9P1412149/1)
x2 Compensation Ring (9P1412269/1)
x2 Mount Plate (99134312500/1)
x2 Upper Mount Bearing (99134350103/1)
x2 Top Nut (PAF00855000)
Fits:
- Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16 (COUPE)
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16 (COUPE)
Designed for compatible Porsche applications equipped with the specified M030 / M031 Sport Suspension, this kit provides replacement components for the front spring and suspension assembly. It is ideal for repairing a worn or damaged front suspension or carrying out a more comprehensive chassis refurbishment.
The front coil springs support the weight of the vehicle while allowing the wheels to move vertically over bumps and changing road surfaces. Working together with the shock absorbers and associated mounting components, the springs help determine ride height, suspension travel and the way the chassis responds during braking, cornering and acceleration.
Sport suspension systems depend on the correct spring specification to maintain their intended balance. A sagging, fractured or incorrect spring can change ride height and suspension geometry, potentially affecting steering response, handling, tyre wear and stability.
Replacing deteriorated components with this OE Match Front Coil Spring Kit helps restore the suspension closer to its intended operating condition.
What This Product Does:
- Support the weight of the front of the vehicle.
- Maintain the specified front ride height.
- Provide controlled suspension movement over uneven roads.
- Work together with the front shock absorbers.
- Maintain the intended M030 / M031 Sport Suspension characteristics.
- Support precise steering response.
- Maintain front-end stability.
- Help control body movement during cornering.
- Support stable behaviour under braking.
- Maintain appropriate suspension geometry.
- Keep the tyres in consistent contact with the road.
- Restore suspension performance where original components have deteriorated.
- Provide an OE Match replacement solution for compatible Porsche applications.
Symptoms Of Wear Or Failure:
- Broken or fractured spring coils.
- Front of the vehicle sitting lower than normal.
- One front corner sitting lower than the other.
- Uneven ride height.
- Excessive suspension sag.
- Reduced ground clearance.
- Knocking or clunking from the front suspension.
- Metallic noises over bumps.
- Noise when steering.
- Spring incorrectly positioned within its seat.
- Increased body movement.
- Reduced steering precision.
- Unsettled handling.
- Suspension bottoming out.
- Vehicle pulling or behaving unpredictably.
- Uneven or accelerated tyre wear.
- Visible spring corrosion.
- Damaged spring coating.
- Cracks or significant deterioration around associated mounting components.
Why Replacement Matters:
- Coil springs are fundamental load-bearing suspension components.
- They help maintain the designed relationship between the wheels, suspension and vehicle body. A damaged or weakened spring can alter this relationship and affect the way the chassis behaves.
- A completely fractured spring can also move from its intended seating position and potentially interfere with surrounding components.
- Replacing damaged or significantly deteriorated springs helps restore safe and predictable suspension operation.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SUSPENSIONKIT991.1.C2.M030-FR
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 996 TURBO 2000-05
The springs are priced / boxed as a pair
Brand: Original Porsche
Identification paint coloured marking Pink / Blue covers part numbers 99634353318504, 99634353338504, 99634353330504,
Fits:
Porsche 996 Turbo Coupe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99634353338504
The product you are viewing cross references to these numbers
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
Suitable For Rear-Wheel Drive (RWD) Models (PR 338) Without Sports Suspension (PR 030).
Fits:
Porsche 996-1 Carrera 2 Coupe 3.4L 1998>>2001
Porsche 996-2 Carrera 2 Coupe 3.6L 2002>>2005*
Porsche 996 Carrera 2 Cabriolet 1998>>2005*
Porsche 996 Targa 2 2002>>2005 *
Diagram Ref No 7
NOTE: These coil springs are not compatible with all-wheel drive models, including the Carrera 4, Carrera 4S, Targa 4, or Targa 4S, as well as models equipped with Porsche's sports suspension (PR 030 / X74). Additionally, models marked with an asterisk (*) may require a new, thicker 8.5mm spring support, as specified by Porsche. You will be prompted to purchase this when adding the springs to your basket.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99634353107504
The product you are viewing cross references to these numbers
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
The springs are priced / boxed as a pair
Identification paint coloured marking Grey / Yellow covers part numbers 99634353122, 99634353122504.
Fits:
For USA / Canada models
Porsche 996 C2 / C4 / C4S 2002>> For cars with Sport type chassis (M030)
Porsche 996 Targa 3.6L 2002>> For cars with Sport type chassis (M030)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99634353122504
The product you are viewing cross references to these numbers