SKU: EIB1400.250.0400S
UPC: 803050289612
MPN: 1400.250.0400S
The 14in Coil Over Spring 2.5in ID Silver by EIBACH represents a precision-engineered suspension component designed for serious vehicle builders and performance enthusiasts seeking adjustable ride height and damping control. This coil over spring serves as the foundation for custom lowering setups, race-focused chassis tuning, and street performance applications where factory suspension geometry falls short. Whether you're building a track car, street machine, or completing a full suspension overhaul, this 14-inch spring delivers the tuning flexibility that separates amateur builds from engineered solutions.
The 2.5-inch inner diameter (ID) specification ensures compatibility with standard coil over damper bodies, providing a consistent mounting interface across multiple suspension platforms. The 14-inch length accommodates midrange ride height adjustments without excessive compression or extension, critical for maintaining proper suspension travel and avoiding binding during articulation. EIBACH's silver finish indicates a corrosion-resistant coating that extends spring lifespan in harsh weather and road salt exposure, while the 6.97-pound weight reflects the robust steel construction necessary for sustained performance under lateral and vertical loading forces. The precision coil design distributes spring rate evenly across the compression stroke, preventing premature fatigue failure common in lower-grade aftermarket springs.
This coil over spring suits builders working with adjustable damper systems where spring rate customization is essential—including drift platforms, autocross competitors, and street performance cars requiring independent suspension tuning. Installation pairs best with quality adjustable dampers that accept the 2.5-inch ID spring seating, requiring precise measurement of existing ride height and spring seating surfaces to ensure proper fitment. Before purchase, verify your coil over damper's inner diameter specification and confirm available ride height range compatibility with your chassis and desired lowering target. Professional installation is strongly recommended to ensure correct preload, ride height, and damper synchronization for optimal handling and safety.
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