Eibach ERS 18.00-Inch Coilover Spring, 3.00-Inch Inside Diameter, 800 lb/in Rate – EIB1800.300.0800S

Renowned for our extensive catalog of over 1,500 precision engineered race springs. Eibach race springs offer unparalled customization and performance optimization across a wide spectrum of racing applications. From shocks to pull-bars we offer a wide range of springs solutions to fine tune the handling dynamics of your race car. Individual Motorsport Spring

• Eibach 3.00" Inside Diameter Coilover Springs Available in a Full Range of Rates and Lengths
• Maximum Travel in Combination with Smallest Block Heights
• Legendary Eibach Off-Road Durability and Performance
• Highest Linearity and Guaranteed Consistency
• Each Spring Individually Tested

The Eibach ERS Motorsport Spring is a precision-engineered coilover spring designed for racers and performance enthusiasts who need reliable, consistent suspension tuning. This individual spring features an 18.00-inch free length, a 3.00-inch inside diameter, and an 800 lb/in spring rate for applications requiring controlled suspension response and predictable handling characteristics.

Built from Eibach’s extensive motorsport spring experience, the ERS series supports precise chassis setup across a wide range of racing applications. Its design provides maximum suspension travel while maintaining compact block heights, helping optimize available suspension movement without compromising spring performance. The spring is engineered for high linearity and dependable rate consistency, allowing suspension changes to produce repeatable results on the track.

Each Eibach spring is individually tested to help ensure quality and consistency. The legendary Eibach off-road durability and performance make this spring suitable for demanding motorsport environments, including applications using compatible coilover shock assemblies and other race suspension components. This is a single replacement or tuning spring and should be selected based on the vehicle’s suspension design, installed height, target wheel rate, and racing requirements. Verify fitment and spring specifications with the vehicle or shock manufacturer before installation.

What's Included: One Eibach ERS individual motorsport coilover spring.

Fitment: Universal motorsport fitment for compatible 3.00-inch inside diameter coilover systems. Vehicle-specific fitment is not provided; confirm compatibility with the suspension manufacturer and intended racing application.

Features:

• 3.00-inch inside diameter: Designed for compatible coilover shock and spring platforms using a 3.00-inch spring seat.
• 800 lb/in spring rate: Provides firm, controlled suspension support for performance and racing applications.
• 18.00-inch free length: Supports suspension tuning when matched to the correct installed height and travel requirements.
• Motorsport-grade consistency: Individually tested by Eibach for dependable linearity, repeatable performance, and long-term durability.

Air Freight Prohibited: false
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Prop 65: Y
Part Type: automotive
Epa: N/A
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Regular Stock: t
Units Per Sku: 1