| Year | Make | Model |
|---|---|---|
| 2002-2005 | Porsche | 911 996 C4S & Turbo |
| 1999-2005 | Porsche | 911 996 GT3 |
| 2005-2012 | Porsche | 911 997 Carrera & Carrera S |
| 1993-1998 | Porsche | 911 V (993) |
| 1997-2006 | Porsche | 911 VI (996) |
| 2004-2010 | Porsche | 911 VII (997.1) |
| 2005-2012 | Porsche | 911 VII (997.2) |
ISC Suspension Street Sport N1 Coilover Kit for 1998-2005 Porsche 911 RWD
ISC Suspension Street Sport N1 Coilover Kit for 1998-2005 Porsche 911 RWD
SKU:P103-1-S
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The ISC Suspension Street Sport N1 Coilover Kit for 1998-2005 Porsche 911 RWD is a high-performance suspension upgrade designed to enhance handling and ride quality. Constructed with durable components and featuring adjustable damping, these coilovers allow for precise tuning to suit street and spirited driving. The kit includes revised hardened spring perch isolator pads that reduce friction, enabling more efficient preload adjustment and extending product lifespan. Additionally, copper-based anti-seize lubricant is included to facilitate installation and prevent corrosion. This coilover system offers improved stability, responsiveness, and customization for Porsche 911 owners seeking a balance of comfort and performance.
Designed specifically for 1998-2005 Porsche 911 rear-wheel drive models, these coilovers are a direct bolt-on upgrade that replaces factory components. They are suitable for street use and can be tuned for track days or aggressive driving. The kit may include adjustable end links where applicable, as indicated in the application guide, to optimize suspension geometry. Installation involves replacing existing struts with these coilovers, providing a comprehensive upgrade to suspension performance. Compatible with various chassis codes within the specified years, this coilover kit is ideal for enthusiasts aiming to improve handling and ride quality on their Porsche 911.
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Overview
Overview
To your 1998-2005 Porsche 911 the New V2 Adjustable End links: When applicable our V2 N1 and V2 Basic kits will include updated adjustable end links (check application guide to determine adjustable end link eligibility). Spring Perch Isolator Pads: Revised hardened spring perch isolator pads reduce friction, allowing for more efficient preload adjustment and a longer product lifespan. Other New Features: Copper based anti-seize lubricant now included for coilover setup/installation. ISC Coilover Covers are now included with every coilover kit we offer. Our 3mm neoprene protective covers will help shield your coilovers from the elements and allow for seamless height adjustment for years to come. Whether you have a dedicated track car, or a daily driver, the ISC coilover covers will help protect your investment.
Standard Features
- Certifications: ISO9001, 2000R Certified and ARTC Certified
- Dyno tested over 500,000 times on compression inspection with less than 5% deformation. Fully customizable spring rates (spring rates vary depending on application, custom spring rates are available)
- Ride Height Adjustable: Full length height adjustability of up to 3 inches on most applications, high quality T6061 aluminum alloy used for all adjustment locks to provide a lightweight design that holds spring and vehicle down force
- Bound Adjustable with Separate Spring Locks
- Preload is separate from ride height, the lower you go, the ride quality stays the same
- Warranty: ISC Suspension offers a LIFETIME WARRANTY to the original purchaser against defects in workmanship and material. For more info on this please refer to ISC Warranty
- Pillowball Upper mounts: For optimal performance pillowball upper mounts are available on most ISC N1 coilovers (see application guide for specifics)
- Thrust Bearing: Thrust bearings help to eliminate the chance of spring bind
- A Common Side Effect of Tunning Aftermarket Coilovers
- When your vehicle suspension allows (vehicle specific, please check our application guide), all ISC N1 coilovers come with adjustable camber plates as standard
- 3 Degrees of Camber Adjustment
- T6061 Anodized Aluminum Top Plate
- Piston Design: 32-way adjustable dampening, Shafts are valved according to the spring rate, Shock dyno is used to ensure quality and consistent results
- Single Cylinder Design: Mono-tube damper with high pressure nitrogen, larger cylinder and piston design to advance driving stability and dexterity
- Threaded portion of shaft is powder coated and salt spray coated for street durability (suggest using anti seize or protective products when installing coilovers for more protection from the elements, if exposed to snow and salt)
- ISC Springs: Made from high quality SAE9254 steel
Specifications
| Part Number | ISC-P103-1-S |
| Part Name | Street Sport N1 Coilover Kit |
| Vehicle | 1998-2005 Porsche 911 |
| Spring Length - Front | 160mm |
| Spring Rate - Front | 6 kg/mm |
| Spring Length - Rear | 180mm |
| Spring Rate - Rear | 10 kg/mm |
| Valve Option | Street Sport |
| Ride-Height Adjustable | Yes |
| Damping Adjustment | Non-Adjustable |
Vehicle Fitment
- 1998 Porsche 911
- 1999 Porsche 911
- 2000 Porsche 911
- 2001 Porsche 911
- 2002 Porsche 911
- 2003 Porsche 911
- 2004 Porsche 911
- 2005 Porsche 911