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Coil Springs REAR

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DISPLAYING 1 to 9 (of 9 products)
Special Order item
99633353137504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair



Identification paint coloured marking BROWN / RED

Fits:
Porsche 996 C2 / C4 / C4S >>2001 Coupe - Tiptronic transmission
Porsche 996 C2 / C4 / C4S >>2001 Cabrio - 6-speed manual transmission
F 99-1S601 091>>
F 99-1S600 548>>
F 99-1S640 408>>
F 99-1S640 433>>




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99633353137504
99633353137504
99633353137

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Special Order item
99633353141504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair



Identification paint coloured marking Green / Yellow

Fits:
For cars with Sports suspension (option code: 030), with Tiptronic transmission  (option code: 249)
Porsche 996 C2 / C4 / C4S >>2001
F 99-1S641 091>>
F 99-1S600 548>>
F 99-1S640 408>>
F 99-1S640 433>>


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99633353141504
99633353141504
99633353141

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99633353176504
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Product Information
These are standard replacement coil springs for the rear axle of selected Porsche 996 Carrera C4S Coupe models. Ideal for replacing worn, sagging, corroded or broken rear springs with Genuine Porsche suspension quality.
The springs are priced / boxed as a pair

Fits:
Porsche 996 Carrera C4S 2002>> Coupe

Diagram ref no 6

Identification paint coloured marking:  Blue / Red 
The paint colour marking is important because Porsche coil springs are specified by vehicle model, axle load, suspension setup and option code. Always match the paint marking and part number to the vehicle’s original specification.

What These Springs Do / Functions
•  Support the rear weight of the vehicle
•  Maintain correct Porsche factory ride height
•  Help absorb road impacts and suspension movement
•  Work with the rear shock absorbers to control ride and handling
•  Help maintain correct rear axle balance and stability
•  Replace tired, sagging, cracked or corroded original springs
•  Provide correct Genuine Porsche spring rate and fitment
•  Preserve the original suspension feel of the 996 Carrera C4S Coupe.

Why Replace These Springs?
Rear coil springs are exposed to road salt, moisture, debris, suspension load and repeated compression cycles. Over time, springs can corrode, weaken, sag or break. A worn or incorrect spring can affect ride height, handling, alignment, tyre wear and overall vehicle balance.

Replacing both rear springs as a matched pair with Genuine Porsche standard replacement coil springs helps restore correct suspension height, spring balance and OE Porsche ride quality.

Common Symptoms of Worn or Failed Coil Springs
•   Rear of the car sitting lower than normal
•   Uneven ride height from side to side
•   Broken or cracked spring coil
•   Corrosion on the spring
•   Knocking or clunking from the rear suspension
•   Poor ride comfort
•   Unstable handling or excessive body movement
•   Uneven tyre wear caused by incorrect suspension height.

When to Replace These Springs
•   If one or both rear springs are broken or cracked
•   If the rear ride height has dropped or become uneven
•   During rear shock absorber replacement
•   During suspension overhaul or restoration
•   If the springs are heavily corroded
•   After accident or impact damage
•   When returning the car to correct factory suspension specification
•   When replacing aged suspension parts with Genuine Porsche components.

 Where They Fit on the Car
These coil springs fit on the rear axle suspension assembly of the Porsche 996 Carrera C4S Coupe. They work with the rear shock absorber / suspension strut assembly to support the vehicle and control rear suspension movement.


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99633353176504
99633353149504
99633353173504
99633353176504

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Special Order item
99633353191504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair



Fits:
Porsche 996 GT3 1999-2002

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99633353191504
99633353191504

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99633353195504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair



Fits:
Porsche 996 GT3 2004>> 

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99633353195504
99633353195504

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99634353197504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair



Fits:
Porsche 996 GT3 RS

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99634353197504
99634353197504

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99633353168504
Product Information
Product Information
Standard replacement coil springs
The springs are priced / boxed as a pair

Brand: Original Porsche
Identification paint coloured marking Gold / White covers part numbers 99633353119504, 99633353144504, 99633353168504

Fits:
Porsche 996 Turbo Coupe

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99633353168504
99633353119504
99633353144504
99633353168504

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99633353167504
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Product Information
Pair of rear coil springs with Brown / White markings. 

rear
Coupe Models With Manual Transmission & Standard Suspension
Porsche 996 Carrera 1998-05

Diagram ref. 6. 

NOTE: This part is only compatible with Coupe models equipped with a manual transmission (PR 480) and standard, non-sports suspension. Carrera 4S models come with sports suspension (PR 030) as standard, making this product incompatible. If you're unsure, please feel free to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.

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99633353167504
99633353103504
99633353123504
99633353167504

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99633353166504
Product Information
Product Information
Rear Coil Springs (Pair).
Sold As A Pair.
For Cars WITH Tiptronic And 6-Speed Manual Transmission.

Identification Paint Coloured Marking: Brown/Red

Fits:
Porsche 996 Carrera COUPE 2002>>2005
Cars With Option Codes:
249 - Tiptronic Transmission

Porsche 996 Carrera CABRIO / TARGA 2002>>2005
Cars With Option Codes:
480 - 6-Speed Manual Transmission

Diagram Ref No 6

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99633353166504
99633353166504
99633353166
99633353124
99633353124504

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DISPLAYING 1 to 9 (of 9 products)
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About Coil Springs REAR

Porsche Rear Coil Springs | Design911 Suspension Components for Ride Balance, Grip & Comfort

Rear coil springs are an essential part of your Porsche’s suspension system, supporting the rear axle and maintaining consistent ride height, traction, and balance. They work alongside the dampers to absorb road shocks, stabilise the chassis, and ensure predictable handling under acceleration, braking, and cornering. Properly functioning coil springs are vital to preserving Porsche’s trademark blend of comfort, agility, and precision.

At Design911, we supply a complete selection of rear coil springs designed for accuracy, performance, and long-term durability. Crafted from high-tensile steel or performance-grade materials, each spring provides consistent compression, strength, and reliability. Ideal for servicing, restoration, or performance upgrades, our coil springs help maintain perfect suspension geometry and ensure smooth, responsive handling on every drive.

What Do Rear Coil Springs Do?

Rear coil springs support the weight of the rear section of the car while maintaining suspension travel, stability, and balance.

Core Functions:
• Support rear vehicle weight and maintain proper ride height.
• Absorb road irregularities for comfort and stability.
• Work with shock absorbers to control suspension movement.
• Ensure balanced traction during acceleration and cornering.
• Contribute to predictable handling and braking stability.

Strong, properly fitted coil springs are essential for preserving the balance and precision that define Porsche’s driving experience.

Why Do Rear Coil Springs Fail or Degrade?

Rear springs operate under constant load and exposure to harsh road conditions, leading to fatigue and eventual wear.

Common Causes of Failure Include:
• Metal fatigue from repeated compression cycles.
• Corrosion or rust causing fractures or surface weakening.
• Overloading or uneven weight distribution.
• Cracks or sagging due to high mileage or ageing materials.
• Broken coils from road impacts or debris.

When coil springs fail, symptoms include uneven rear ride height, poor stability under load, harsh ride quality, and unpredictable handling — all of which compromise comfort and safety.

Why Replace or Upgrade Your Porsche Rear Coil Springs?

Replacing worn or broken rear coil springs restores suspension balance, stability, and comfort. Performance-tuned or progressive-rate springs also enhance grip, reduce body roll, and improve response during dynamic driving.

Key Benefits:
• Restores correct ride height and rear suspension geometry.
• Improves balance, comfort, and handling stability.
• Reduces body roll and improves traction.
• High-strength, corrosion-resistant materials ensure longevity.
• Fits Porsche 911, 944, 968, Boxster, Cayman, Panamera, Cayenne, and Macan models.
• Ideal for maintenance, restoration, or performance upgrades.

Design911’s Porsche rear coil springs deliver precision engineering and performance consistency — ensuring your Porsche remains stable, comfortable, and responsive mile after mile.

Highlights

• Premium Porsche rear coil springs for all models.
• High-tensile steel or performance-grade construction.
• Restores ride height, balance, and suspension performance.
• Optimised for comfort and handling precision.
• Compatible with both classic and modern Porsche vehicles.
• Perfect for servicing, restoration, or performance tuning.

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