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Coil Springs FRONT

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DISPLAYING 1 to 6 (of 6 products)
99734353144504/1KIT
Product Information
Product Information
This kit consists of two coil springs for the front axle. 

Suitable for models with standard suspension (PR 029) but not sports suspension or PASM (PR 475).

front
Porsche 987-1 Boxster 2.7L 2005*
Porsche 987-1 Boxster S 3.2L 2005*

Porsche 987-1 Boxster 2.7L 2006-08
Porsche 987-1 Boxster S 3.2L 2006 
Porsche 987-1 Boxster S 3.4L 2007-08

Porsche 987-1 Cayman 2.7L 2006-08
Porsche 987-1 Cayman S 3.4L 2006-08

*NOTE - For 2005 model year Boxsters, there is a VIN split:

2.7L models –
 Compatible from VIN F 98-5S700086 onwards (Stuttgart, Germany) and F 98-5U701650 onwards (Uusikaupunki, Finland).
3.2L S models – Compatible from VIN F 98-5S720068 onwards (Stuttgart, Germany) and F 98-5U721707 onwards (Uusikaupunki, Finland).

Diagram ref. 7.

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Related, superseded, cross reference or alternative numbers for comparison.

99734353144504
99734353138504
99734353144504

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FRONTSUSPENSIONKIT987-1
Product Information
Product Information
Refresh your 987 Boxster or Cayman's front suspension with this comprehensive kit, including new standard replacement shock absorbers, coil springs, top mounts, dust covers, bump stops, and essential fasteners.

Suitable for models with standard suspension (PR 029) but not sports suspension or PASM (PR 475).

front
Porsche 987-1 Boxster 2.7L 2005*
Porsche 987-1 Boxster S 3.2L 2005*

Porsche 987-1 Boxster 2.7L 2006-08
Porsche 987-1 Boxster S 3.2L 2006 
Porsche 987-1 Boxster S 3.4L 2007-08

Porsche 987-1 Cayman 2.7L 2006-08
Porsche 987-1 Cayman S 3.4L 2006-08

*NOTE - For 2005 model year Boxsters, there is a VIN split:

2.7L models –
 Compatible from VIN F 98-5S700086 onwards (Stuttgart, Germany) and F 98-5U701650 onwards (Uusikaupunki, Finland).
3.2L S models – Compatible from VIN F 98-5S720068 onwards (Stuttgart, Germany) and F 98-5U721707 onwards (Uusikaupunki, Finland).

Kit Contents:
2x OE Match Shock Absorbers (Standard Replacement)
2x OE Match Coil Springs (Standard Replacement)
2x OE Match Top Mounts with Bearings
2x OE Match Coil Spring Support Rings
2x OE Match Shock Absorber Compensating Plates (3mm)
2x OE Match Shock Absorber Compensating Plates (6.5mm)
4x OE Match Upper & Lower Stop Plates / Washers
1x OE Match Bump Stop & Dust Cover Kit
2x OE Match M14 x 1.5 Nuts for Shock Absorber
2x Genuine Porsche Cone Washers
6x Genuine Porsche M8 Lock Nuts for Top Mounts

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

FRONTSUSPENSIONKIT987-1
98734304702
98734304703
98734304704
98734304705
98734304106
98734304107
98734304108
98634351300
99734301800
99734301801
99908444709
99908444701
PAF003923
99634351701
99634351100
99634351101
99734310701
99734353138504
99734353144504
99634350500
99634330102
90038001209
90038001201
PAF912799
PAF103353
99634351505

The product you are viewing cross references to these numbers
Special Offer
25025
Product Information
Product Information
Coil spring, Front.
The springs are priced / boxed individually

suplex

front
for Car with I475 PASM Electronic damper control
Porsche Cayman 987 2.7L 2006-09
Porsche Cayman 987 S 3.4L 2005-09
Porsche Boxster 987 2.7L 2006-09
Porsche Boxster 987 S 3.2L 2004-06
Porsche Boxster 987 S 3.4L 2006-09

We recommend that you always change the springs as a pair.

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

25025
25025
87343
99734353130
99734353137
99734353141
99734353182
99734353183504
99734353132
99734353138
99734353144504
99734353141504
997343 53133

The product you are viewing cross references to these numbers
Special Offer
25026
Product Information
Product Information
Front coil spring - suitable for models with standard suspension (PR 029) but not sports suspension or PASM (PR 475).

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

front
Porsche 987-1 Boxster 2.7L 2005*
Porsche 987-1 Boxster S 3.2L 2005*

Porsche 987-1 Boxster 2.7L 2006-08
Porsche 987-1 Boxster S 3.2L 2006 
Porsche 987-1 Boxster S 3.4L 2007-08

Porsche 987-1 Cayman 2.7L 2006-08
Porsche 987-1 Cayman S 3.4L 2006-08

*NOTE - For 2005 model year Boxsters, there is a VIN split:

2.7L models –
 Compatible from VIN F 98-5S700086 onwards (Stuttgart, Germany) and F 98-5U701650 onwards (Uusikaupunki, Finland).
3.2L S models – Compatible from VIN F 98-5S720068 onwards (Stuttgart, Germany) and F 98-5U721707 onwards (Uusikaupunki, Finland).

Diagram ref. 7.

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

25026
99734353138504
99734353144504

The product you are viewing cross references to these numbers
Special Offer
99734353144504/1
Product Information
Product Information
Front coil spring - suitable for models with standard suspension (PR 029) but not sports suspension or PASM (PR 475).

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

front
Porsche 987-1 Boxster 2.7L 2005*
Porsche 987-1 Boxster S 3.2L 2005*

Porsche 987-1 Boxster 2.7L 2006-08
Porsche 987-1 Boxster S 3.2L 2006 
Porsche 987-1 Boxster S 3.4L 2007-08

Porsche 987-1 Cayman 2.7L 2006-08
Porsche 987-1 Cayman S 3.4L 2006-08

*NOTE - For 2005 model year Boxsters, there is a VIN split:

2.7L models –
 Compatible from VIN F 98-5S700086 onwards (Stuttgart, Germany) and F 98-5U701650 onwards (Uusikaupunki, Finland).
3.2L S models – Compatible from VIN F 98-5S720068 onwards (Stuttgart, Germany) and F 98-5U721707 onwards (Uusikaupunki, Finland).

Diagram ref. 7.

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

99734353144504
99734353138504
99734353144504

The product you are viewing cross references to these numbers
Special Order item
99734353144504
Product Information
Product Information
Pair of front coil springs with rapeseed yellow / blue markings. 

Suitable for models with standard suspension (PR 029) but not sports suspension or PASM (PR 475).

front
Porsche 987-1 Boxster 2.7L 2005*
Porsche 987-1 Boxster S 3.2L 2005*

Porsche 987-1 Boxster 2.7L 2006-08
Porsche 987-1 Boxster S 3.2L 2006 
Porsche 987-1 Boxster S 3.4L 2007-08

Porsche 987-1 Cayman 2.7L 2006-08
Porsche 987-1 Cayman S 3.4L 2006-08

*NOTE - For 2005 model year Boxsters, there is a VIN split:

2.7L models –
Compatible from VIN F 98-5S700086 onwards (Stuttgart, Germany) and F 98-5U701650 onwards (Uusikaupunki, Finland).
3.2L S models – Compatible from VIN F 98-5S720068 onwards (Stuttgart, Germany) and F 98-5U721707 onwards (Uusikaupunki, Finland).

Diagram ref. 7.

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

99734353144504
99734353138504
99734353144504

The product you are viewing cross references to these numbers
DISPLAYING 1 to 6 (of 6 products)
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About Coil Springs FRONT

Porsche Front Coil Springs | Design911 Suspension Components for Ride Height, Handling & Comfort

Front coil springs are a fundamental part of your Porsche’s suspension system, supporting the vehicle’s weight and absorbing road impact to provide balanced ride height, comfort, and stability. They work in conjunction with dampers (shock absorbers) to maintain consistent contact between the tyres and the road surface, ensuring precise handling, traction, and steering control. Whether on the road or track, strong and properly calibrated springs are essential for the performance and balance expected from a Porsche.

At Design911, we offer a complete range of front coil springs engineered for precision fitment, durability, and performance. Manufactured using high-tensile steel or performance alloys, each spring is tuned to deliver consistent compression rates and long-term reliability. Perfect for routine maintenance, suspension restoration, or performance upgrades, our springs help maintain correct ride height and restore the sharp, composed handling Porsche drivers demand.

What Do Front Coil Springs Do?

Front coil springs are designed to support the front axle, absorb shock, and stabilise the chassis during acceleration, braking, and cornering.

Core Functions:
• Absorb road impacts to maintain comfort and control.
• Support the front weight of the vehicle and maintain ride height.
• Ensure consistent wheel contact for maximum grip.
• Work with shock absorbers to improve handling precision.
• Balance suspension geometry for predictable steering response.

Healthy, well-balanced coil springs are crucial for safety, handling, and comfort — allowing your Porsche to perform with agility and confidence.

Why Do Front Coil Springs Fail or Degrade?

Coil springs are constantly under compression and exposed to harsh road conditions, moisture, and temperature fluctuations, leading to gradual wear or damage.

Common Causes of Failure Include:
• Metal fatigue from continuous compression cycles.
• Corrosion or rust leading to cracks and fractures.
• Uneven road conditions causing excessive stress on one side.
• Overloading or lowered ride height setup affecting spring rate.
• Age-related sagging or reduced tension.

When coil springs fail, symptoms may include uneven ride height, poor handling balance, clunking noises, and reduced steering stability — all signs it’s time for replacement.

Why Replace or Upgrade Your Porsche Front Coil Springs?

Replacing worn or damaged coil springs restores ride height, steering response, and chassis balance. Upgrading to performance-tuned or progressive-rate springs can also enhance cornering ability and reduce body roll.

Key Benefits:
• Restores original ride height and front-end stability.
• Improves handling and weight distribution.
• Reduces body roll and enhances suspension control.
• Constructed from high-tensile, corrosion-resistant materials.
• Available for Porsche 911, 944, 968, Boxster, Cayman, Cayenne, and Macan models.
• Ideal for performance upgrades, servicing, or restoration projects.

Design911’s Porsche front coil springs deliver durability, precision, and performance — ensuring your Porsche handles, rides, and feels exactly as intended.

Highlights

• Premium Porsche front coil springs for all models.
• High-strength steel or alloy construction.
• Restores ride height, handling, and suspension balance.
• Precision-engineered for comfort and control.
• Suitable for both classic and modern Porsche models.
• Perfect for servicing, restoration, or performance upgrades.

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