Description
Experience enhanced control and personalized ride quality with the ST XA Coilover Kit from ST Suspensions, designed specifically for BMW 3 Series models from 2006 to 2013, including E90 sedans and E92 coupes. These coilovers allow you to fine-tune your vehicle’s ride height and damping characteristics, providing a tailored driving experience whether you seek comfort, sportiness, or a balance of both. The kit features a durable, corrosion-resistant construction with galvanized steel housings, ensuring long-lasting performance even in challenging conditions.
Each coilover incorporates an elastomer bump stop with integrated dust protection, preventing water and dirt ingress that could compromise the piston rod and seals. The adjustable spring perch, crafted from a wear-resistant polyamide composite with an embedded stainless-steel insert, enables seamless ride height adjustment, allowing you to achieve the desired stance easily. The trapezoidal thread pitch design simplifies height modifications, giving you precise control over your car’s visual appeal and handling dynamics.
The dampers are equipped with 16 distinct clicks of rebound damping adjustment, enabling you to customize the driving feel—from plush comfort to aggressive sportiness. Factory preset damper settings, tested on KW shock dynos, provide a reliable baseline, while the included manual makes it simple to reset your setup as needed. Each damper undergoes rigorous testing to ensure optimal performance, reinforcing the kit’s reputation for quality craftsmanship from the experts at KW in Germany.
Additional features include a multi-layered pressure-resistant seal system, a low-friction piston band, and a mono block guide system that work together to minimize dirt ingress and reduce friction, ultimately extending the lifespan of the coilovers. The zinc-galvanized steel components further enhance corrosion resistance, making these coilovers suitable for long-term use in various environments. Backed by a five-year limited warranty with unlimited mileage, the ST XA Coilovers deliver reliable performance and exceptional value. Whether upgrading your daily driver or preparing for spirited driving, these coilovers offer a comprehensive solution for improved road control, appearance, and driving enjoyment.
Features:
- Extensive height adjustment with trapezoidal thread pitch for precise stance control
- 16-click rebound damping adjustment for tailored driving dynamics
- Durable galvanized steel housing for corrosion resistance
- Polyamide composite spring perch with stainless-steel insert for long-lasting adjustability
- Elastomer bump stop with integrated dust protection system to prevent dirt ingress
- Manufactured and tested in Germany by KW experts
- Multi-layered pressure-resistant sealing system and low friction piston band for longevity
- Includes detailed damper setup manual for easy customization
- Suitable for BMW 3 Series models from 2006 to 2013, including E90 sedan and E92 coupe
- 5-year limited warranty with unlimited mileage
Fitment:
BMW 325i Base 2006
BMW 328i Base 2007
BMW 328i Base 2008
BMW 328i Base 2009
BMW 328i Base 2010
BMW 328i Base 2011
BMW 328i Base 2012
BMW 328i Base 2013
BMW 330i Base 2006
BMW 335i Base 2007
BMW 335i Base 2008
BMW 335i Base 2009
BMW 335i Base 2010
BMW 335i Base 2011
BMW 335i Base 2012
BMW 335i Base 2013
BMW 335is Base 2011
BMW 335is Base 2012
BMW 335is Base 2013


























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