Eibach ERS 10.00 in. x 2.50 in. 400 lb Coilover Race Spring - 1000.250.0400

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 Coilover Springs Available in a Full Range of Rates and Sizes
• Maximum Travel in Combination with Smallest Block Heights
• Highest Linearity and Guaranteed Consistency
• Ultra-Lightweight for Reduced Unsprung Mass
• Each Spring Individually Tested

The Eibach ERS 1000.250.0400 individual motorsport spring is designed for race teams and performance enthusiasts who need precise suspension tuning. Engineered for use with compatible coilover systems, this Eibach race spring delivers a 400-pound rate for controlled support and predictable handling characteristics across demanding track conditions.

Built from Eibach’s extensive motorsport spring development program, the ERS series combines high linearity with consistent performance. Its optimized design provides maximum usable travel while maintaining a compact block height, helping suspension builders fine-tune chassis balance without unnecessary weight. The lightweight construction also helps reduce unsprung mass, supporting responsive suspension movement and improved vehicle control.

Every Eibach ERS spring is individually tested to help ensure dependable rate consistency from spring to spring. With a broad range of available rates and sizes, the ERS platform gives drivers and engineers the flexibility to optimize ride frequency, corner weights, and handling behavior for specific vehicles and racing applications. This spring is intended for motorsport and performance applications; verify coilover compatibility, spring seat requirements, and vehicle-specific fitment before installation.

Key Product Specifications & Technical Data

• Brand: Eibach
• Part Number: 1000.250.0400
• Product Series: ERS Motorsport Spring
• Spring Type: Individual coilover race spring
• Spring Rate: 400 lb
• Nominal Free Length: 10.00 inches
• Nominal Inside Diameter: 2.50 inches
• Application: Racing and high-performance coilover suspension systems

What’s Included

• One Eibach ERS individual motorsport coilover spring

Features:

• 400 lb spring rate supports precise suspension tuning and predictable handling
• Designed for compatible coilover systems used in racing and high-performance applications
• Provides maximum usable travel with a compact block height
• High linearity and individually tested construction help ensure consistent performance
• Lightweight design helps reduce unsprung mass for responsive suspension movement

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: false
Units Per Sku: 1