Eibach ERS Formula Race Spring eibC1300, 36 mm Inside Diameter

Eibach's ERS line has evolved over the years to be the world's most prominent, comprehensive and superior Race Spring System. Eibach Race Springs are all manufactured in series production, often repeated, with a strong manufacturing experience. Thus, Eibach constantly achieves the most linear spring characteristic (rate) while maintaining the lowest tolerances and the highest quality in the industry.

The Eibach ERS Formula Spring eibC1300 is engineered for professional and competitive motorsports applications that demand consistent suspension performance. As part of Eibach’s renowned Race Spring System, this spring delivers precise, repeatable behavior for suspension tuning, vehicle setup, and race-day adjustments.

Eibach manufactures ERS springs in controlled series production using proven spring-making processes and extensive manufacturing experience. This approach helps maintain a highly linear spring rate, tight production tolerances, and dependable quality from spring to spring. The 36 mm inside diameter is suited for compatible racing coilover and suspension systems, making this spring a practical choice for builders and teams requiring predictable chassis response.

Designed for automotive racing use, the Eibach Formula Spring eibC1300 supports accurate suspension calibration without unnecessary variation in spring performance. Its consistent rate characteristics help maintain balanced handling and reliable feedback across changing track conditions. Confirm compatibility with the vehicle, damper, perch, and suspension configuration before installation.

Product Specifications and Technical Data

• Brand: Eibach
• Part Number: eibC1300
• Product Line: ERS Formula Race Spring
• Application: Automotive motorsports and racing suspension
• Inside Diameter: 36 mm
• Spring Type: Linear-rate race spring
• Manufacturing: Series-produced for repeatable performance
• Use: Compatible racing coilover and suspension systems

What’s Included

One Eibach ERS Formula Race Spring, part number eibC1300.

Features:

• Linear Spring Rate: Provides predictable suspension behavior and consistent chassis response for accurate race setup.
• ERS Race Spring Design: Developed as part of Eibach’s comprehensive Formula Race Spring System for motorsports applications.
• Repeatable Manufacturing: Series production helps maintain consistent performance from spring to spring.
• 36 mm Inside Diameter: Designed for compatible racing coilover assemblies, spring perches, and suspension systems.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: false