Eibach ERS 300mm Coilover Spring, 70mm Inside Diameter – Part EIB300-70-0055

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

• Maximum Travel in Combination with Smallest Block Heights
• Eibach Coilover Spring with 70mm Inside Diameter
• Highest Linearity and Guaranteed Consistency
• Ultra-Lightweight for Reduced Unsprung Mass
• Each Spring Individually Tested

The Eibach ERS EIB300-70-0055 Individual Motorsport Spring is engineered for race cars that require precise suspension tuning and dependable performance. As part of Eibach’s extensive range of precision-engineered race springs, this coilover spring helps optimize handling dynamics across a broad selection of motorsport applications.

Designed with a 70mm inside diameter, the Eibach ERS spring provides maximum suspension travel while maintaining a compact block height. Its highly linear spring rate and individually tested construction deliver consistent, predictable performance during demanding track use. The lightweight design also helps reduce unsprung mass, supporting more responsive suspension operation and improved vehicle control.

The Eibach EIB300-70-0055 is intended for custom motorsport suspension setups and should be selected based on the vehicle’s suspension design, target ride height, spring rate requirements, and coilover compatibility. It is not a universal direct-fit replacement for every vehicle. Professional installation and suspension setup are recommended to ensure proper spring seating, preload, and alignment with the applicable racing application.

Key Product Specifications & Technical Data

• Brand: Eibach
• Product Line: ERS Individual Motorsport Spring
• Part Number: EIB300-70-0055
• Spring Type: Coilover race spring
• Inside Diameter: 70mm
• Nominal Length: 300mm
• Application: Motorsport and performance suspension tuning
• Construction Benefit: Lightweight design for reduced unsprung mass

What’s Included

• One Eibach ERS individual motorsport coilover spring

Features:

• Maximum Travel: Delivers extensive suspension travel while maintaining a compact block height for race-oriented suspension applications.
• 70mm Inside Diameter: Designed for compatibility with coilover systems that use a 70mm spring seat and related mounting hardware.
• Linear Performance: Provides a highly linear spring rate for predictable handling characteristics and consistent suspension response.
• Lightweight Construction: Helps reduce unsprung mass, supporting more responsive suspension movement and improved vehicle control.

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