Eibach ERS 11.00-Inch Conventional Rear Race Spring, 5.00-Inch Outside Diameter – Part EIB1100.500.0225

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

• Lowest Side Loads with Load Center Ideally Located Relative to the Spring Axis
• Maximum Travel in Combination with Smallest Block Heights
• Precision Tolerances - The Tightest in the Industry
• Ultra Lightweight for Reduced Unsprung Mass
• Each Spring Individually Tested and Rated

The Eibach ERS Conventional Rear Race Spring is engineered for motorsport applications requiring precise suspension tuning and dependable performance. As part of Eibach’s extensive catalog of precision-engineered race springs, this individual spring helps optimize handling dynamics across a wide range of racing platforms. Its conventional design is suited for use with compatible rear suspension systems, shocks, pull-bars, and other race-oriented components.

Engineered to minimize side loads while keeping the load center ideally positioned relative to the spring axis, the Eibach ERS spring supports consistent suspension movement and predictable vehicle behavior. Its design provides maximum usable travel with minimal block height, helping race teams fine-tune suspension response without unnecessary weight. Precision manufacturing and tight tolerances promote repeatable performance, while the lightweight construction helps reduce unsprung mass for improved suspension control.

Each Eibach ERS spring is individually tested and rated to help ensure dependable spring characteristics from one component to the next. This rear spring measures 11.00 inches in free length and uses a 5.00-inch outside diameter format for compatible motorsport suspension applications. Verify required spring rate, installed height, suspension compatibility, and vehicle fitment before installation. This product is intended for automotive racing and performance applications; specific road-use compliance may vary by location and vehicle.

Product Specifications & Technical Data

• Brand: Eibach
• Series: ERS Individual Motorsport Spring
• Part Number: EIB1100.500.0225
• Application: Rear race spring
• Spring Type: Conventional
• Free Length: 11.00 inches
• Outside Diameter: 5.00 inches
• Spring Rate: 225 pounds per inch

What’s Included

• One Eibach ERS conventional rear race spring

Fitment data should be verified against the vehicle, suspension configuration, required spring rate, and intended racing application before purchase.

Features:

• Precision Motorsport Engineering: Designed for race suspension systems requiring accurate and repeatable spring performance.
• Reduced Side Loading: Positions the load center close to the spring axis to support smooth and consistent suspension operation.
• Maximum Usable Travel: Provides substantial suspension travel while maintaining a compact blocked height.
• Lightweight Construction: Helps reduce unsprung mass for improved suspension control and handling response.

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