Eibach ERS 4.00 in. Length x 2.25 in. ID Coil-Over Spring, 1300 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.

The Eibach ERS Coil-Over Spring is engineered for professional motorsports, performance driving, and applications that require precise suspension tuning. Part Number EIB0400.225.1300 features a 1300 lb/in spring rate and is designed for compatible 2.25-inch inside-diameter coil-over suspension systems. As part of Eibach’s ERS line, this race spring delivers consistent performance and dependable control under demanding track conditions.

Eibach manufactures ERS Race Springs in repeated series production using proven manufacturing processes and extensive spring-development experience. This approach helps produce a highly linear spring characteristic, tight rate tolerances, and reliable quality from spring to spring. The result is predictable suspension behavior, allowing racers and chassis tuners to make precise adjustments to handling balance, ride control, and vehicle response.

What's Included: One Eibach ERS coil-over race spring. Verify spring-rate, inside-diameter, free-length, and suspension compatibility before installation. Fitment is application-specific and may require compatible coil-over hardware, seats, adjusters, and retainers. This product is intended for automotive racing or performance suspension use; vehicle-specific fitment data was not provided.

Features:

• Eibach ERS Race Spring System: Provides a proven solution for performance and motorsports suspension tuning.
• 1300 lb/in Spring Rate: Delivers firm, controlled suspension response for demanding track applications.
• Linear Spring Characteristic: Supports predictable handling and consistent chassis behavior throughout suspension travel.
• Precision Manufacturing: Produced in repeated series production with low tolerances and dependable Eibach 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