FRONT Coil Spring Kit With Sport Suspension (M030 / M031). Porsche 991.2 C4 / C4S 2016-19  ❭  SUSPENSIONKIT991.2.C4.M030-FR

FRONT Coil Spring Kit With Sport Suspension (M030 / M031).

Restore the performance, ride height and controlled handling of your Porsche with this OE Match FRONT Coil Spring Kit for vehicles with Sport Suspension (M030 / M031).

Kit Contents:
x2 Front Coil Springs (99134353133504/1)
x2 Shock Absorber Concave Washer (9P1412103/1)
x2 Shock Absorber Bellow Cover (9P1412137A/1)
x2 Shock Absorber Bump Stop (99134330103/1)
x2 Top Mount Underlay Pad (9P1412149/1)
x2 Compensation Ring (9P1412269/1)
x2 Upper Mount Bearing (99134350103/1)
x2 Top Nut (PAF00855000)

Fits:

• Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Carrera 4S / GTS 3.0L (420/450 Bhp) 2016-19
• Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
• Porsche 991.2 Cabriolet 4S / GTS 3.0L (420/450 Bhp) 2016-19  

Designed for compatible Porsche applications equipped with the specified M030 / M031 sport suspension configuration, this kit contains components for the front suspension assembly and is intended to provide an OE-style replacement solution when the existing springs or associated components have become worn, damaged or unsuitable for continued use.

The front coil springs support the weight of the vehicle while allowing the suspension to move over bumps and changing road surfaces. Working together with the dampers and other suspension components, they help maintain the intended ride height, wheel control, steering response and overall chassis balance.

Sport suspension places particular importance on maintaining the correct spring characteristics. A weakened, sagging, damaged or broken spring can alter vehicle height and suspension geometry, potentially affecting handling, braking stability, tyre wear and ride quality.

This OE Match Front Coil Spring Kit provides a comprehensive replacement option for restoring the front suspension on compatible Porsche models with M030 / M031 Sport Suspension.

What This Product Does:

• Support the weight of the front of the vehicle.
• Maintain the specified front ride height.
• Allow controlled suspension movement over uneven surfaces.
• Work together with the front dampers.
• Maintain the intended sport suspension characteristics.
• Support predictable steering response.
• Help maintain front-end stability.
• Control suspension compression and rebound in conjunction with the dampers.
• Maintain appropriate suspension geometry.
• Keep the front tyres in more consistent contact with the road.
• Support stable braking and cornering behaviour.
• Restore suspension performance where springs or associated components are worn.
• Provide an OE Match replacement solution for compatible M030 / M031-equipped Porsche applications.  

Symptoms Of Wear Or Failure:

• Broken or fractured spring coils.
• Vehicle sitting lower at the front.
• One side of the vehicle sitting lower than the other.
• Uneven front ride height.
• Excessive suspension sag.
• Knocking or clunking from the front suspension.
• Metallic noises when steering or travelling over bumps.
• Increased body movement.
• Poor handling.
• Reduced steering precision.
• Vehicle pulling or feeling unstable.
• Unusual behaviour during braking.
• Suspension bottoming out more frequently.
• Uneven or accelerated tyre wear.
• Visible corrosion on the springs.
• Damaged spring coating.
• Cracked or heavily deteriorated spring components.
• Spring no longer seated correctly.
• Reduced ground clearance.  

Why Replacement Matters:

• Coil springs are fundamental structural components of the suspension.
• They carry the vehicle's weight and help maintain the designed relationship between the body, suspension and road surface.
• Continuing to drive with a significantly damaged spring can also place additional stress on dampers, mounts and other suspension components.
• Replacing defective front springs helps restore the chassis to its intended operating condition.

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

SUSPENSIONKIT991.2.C4.M030-FR

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