Eibach ERS 4.00 in. Coil-Over Race Spring, 2.25 in. Inside Diameter, 2600 lb/in Rate

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.

Brief Description: The Eibach ERS 0400.225.2600 is a high-performance coil-over race spring engineered for serious motorsports and competition applications. Built as part of Eibach’s renowned ERS Race Spring System, it delivers consistent spring rates, precise vehicle response, and dependable performance under demanding track conditions.

Eibach manufactures ERS springs in repeatable series production using extensive spring-design and manufacturing expertise. This process helps maintain a highly linear spring characteristic while controlling tolerances to exacting standards. The result is predictable suspension behavior, accurate setup changes, and reliable performance throughout a race weekend.

Key Product Specifications & Technical Data:
Spring Series: Eibach ERS Race Spring System
Part Number: 0400.225.2600
Spring Type: Coil-over race spring
Free Length: 4.00 inches
Inside Diameter: 2.25 inches
Spring Rate: 2,600 lb/in
Application: Automotive motorsports and competition suspension systems
Construction: Series-produced spring manufactured for consistent rate and controlled tolerances

What's Included in the Box: One Eibach ERS coil-over race spring. A compatible spring perch, tender spring, helper spring, damper, and other installation hardware are not included unless specified separately. Verify vehicle, damper, perch, and suspension-system compatibility before installation. Fitment data should be confirmed for the intended chassis and racing application.

Features:

• High-performance Eibach ERS race spring designed for coil-over suspension systems
• 2,600 lb/in spring rate supports precise suspension tuning for demanding competition use
• Linear spring characteristic promotes predictable handling and consistent vehicle response
• Repeatable series manufacturing helps maintain low rate tolerances and dependable quality

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