Eibach ERS 12.00-Inch Coilover Spring, 3.00-Inch Inside Diameter, 300 lb/in Rate – EIB1200.300.0300S

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 Coilover Spring is designed for race teams, performance builders, and driving enthusiasts who need precise suspension tuning. This individual spring features a 300 lb/in spring rate and a 3.00-inch inside diameter for compatibility with appropriately sized coilover systems. Its 12.00-inch free length supports suspension setups that require a longer spring while maintaining dependable performance under demanding track conditions.

Built from Eibach’s extensive motorsport spring development experience, the EIB1200.300.0300S is engineered to provide consistent, predictable handling characteristics. The spring is individually tested to help ensure dependable rate accuracy and repeatable performance from one application to the next. Its linear behavior allows suspension tuners to make controlled adjustments to vehicle balance, ride control, and grip without introducing unwanted spring-rate variation.

• Feature: 300 lb/in spring rate supports precise suspension tuning for racing and high-performance applications.
• Feature: 3.00-inch inside diameter is designed for compatible coilover spring platforms.
• Feature: 12.00-inch free length provides additional setup flexibility for suspension travel and ride-height tuning.
• Feature: Eibach motorsport construction delivers strong durability, linear response, and consistent performance.

Key Product Specifications and Technical Data

• Brand: Eibach
• Part Number: EIB1200.300.0300S
• Product Line: ERS Motorsport Spring
• Spring Type: Individual coilover spring
• Spring Rate: 300 lb/in
• Inside Diameter: 3.00 inches
• Free Length: 12.00 inches
• Application: Racing and performance suspension systems

What’s Included

One Eibach ERS individual motorsport coilover spring. Verify spring diameter, free length, rate, and coilover compatibility before installation. Vehicle-specific fitment was not provided; professional suspension setup is recommended for race applications.

Features:

• 300 lb/in spring rate supports precise suspension tuning for racing and high-performance applications.
• 3.00-inch inside diameter is designed for compatible coilover spring platforms.
• 12.00-inch free length provides additional setup flexibility for suspension travel and ride-height tuning.
• Eibach motorsport construction delivers strong durability, linear response, and consistent performance.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1