Eibach ERS 13.00 in. Length x 5.00 in. OD Conventional Rear Spring - EIB1300.500.0125

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 Spring is an individually tested and rated motorsport spring designed for race vehicles requiring precise suspension tuning. Eibach draws on an extensive catalog of precision-engineered race springs to support a wide range of racing applications, helping drivers and builders optimize handling characteristics through carefully selected spring rates and configurations.

Built for demanding competition use, this Eibach race spring is engineered to minimize side loads while positioning the load center ideally in relation to the spring axis. Its design provides maximum available travel with minimal block height, supporting effective suspension movement and consistent performance. Precision manufacturing tolerances help promote repeatable spring behavior, while the lightweight construction contributes to reduced unsprung mass.

Each spring is individually tested and rated to help ensure dependable performance and consistent tuning results. The Eibach ERS Conventional Rear Spring is suitable for motorsport suspension systems where accurate spring selection and reliable load handling are essential. This product is identified by Eibach part number EIB1300.500.0125 and is intended for compatible race-car applications; specific vehicle fitment depends on the suspension configuration and required spring rate.

Key Product Specifications & Technical Data

• Brand: Eibach
• Part Number: EIB1300.500.0125
• Product Type: Individual motorsport race spring
• Application Position: Rear suspension
• Spring Style: Conventional
• Nominal Spring Length: 13.00 inches
• Nominal Outside Diameter: 5.00 inches
• Intended Use: Automotive racing and motorsport applications

What's Included

• One Eibach ERS Conventional Rear Spring

Professional installation and spring-rate verification are recommended before use. Confirm compatibility with the vehicle, suspension hardware, spring seats, and racing regulations before installation.

Features:

• Low Side Loads: Helps reduce lateral forces with the load center ideally positioned relative to the spring axis.
• Maximum Suspension Travel: Designed to provide substantial travel while maintaining a compact block height.
• Precision Tolerances: Manufactured to tight industry tolerances for consistent spring behavior and predictable tuning.
• Lightweight Construction: Helps reduce unsprung mass and supports responsive race-car suspension performance.

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