Eibach ERS Coilover Spring 18 Inch Length 3 Inch Inner Diameter 7.69 Inch Block Height

Designed for precision suspension tuning, this coilover spring optimizes vehicle dynamics by delivering consistent and reliable spring rates. The 18-inch length combined with a 3-inch inner diameter and 7.69-inch block height allows for adaptable fitment across various coilover assemblies, ensuring compatibility with a range of setups.

The spring's construction emphasizes high-strength materials engineered for durability under dynamic load conditions, maintaining linear performance characteristics throughout its service life. This results in predictable handling responses and improved suspension control, critical for both track and street applications.

Key Technical Features:

• Length: 18 inches — suited for comprehensive suspension travel requirements.
• Inner Diameter: 3 inches — engineered for precise fitment on standard coilover struts.
• Block Height: 7.69 inches — optimized for stable installation and load distribution.
• Manufacturing Consistency: Produced in series with stringent quality control to ensure uniform spring rates.
• Material Quality: High-grade steel alloy designed to withstand repetitive stress without degradation.

The spring system's linear rate profile is beneficial for maintaining consistent vehicle behavior under varying loads and conditions. This characteristic supports enhanced driver confidence through predictable suspension feedback and response. Eibach’s manufacturing expertise ensures that each spring maintains dimensional accuracy and mechanical integrity, critical for professional motorsports and performance driving.

These springs are engineered within one of the industry’s most reputable and comprehensive race spring systems, reflecting decades of experience and innovation in suspension technology. Their application supports refined chassis control, improved tire contact, and overall suspension efficiency.