Eibach ERS Platinum Rear Racing Spring, 13 in. Length, 5.00 in. Outside Diameter, Part eibPR1300.500.0100

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

• The Eibach ER Platinum Springs will Maintain Their Dimensions and Rates to Incredibly Tight Tolerances, Lap after Lap, Race after Race
• Flat-Ground End Configuration with Parallel Tolerance to +/-1 Degree
• More Travel / Deflection than Standard Racing Coil Springs
• Ultra Light-Weight Using High Tensile Steel
• Block Resistant - No Loss in Spring Height!

The Eibach ERS Platinum Rear Racing Spring is an individual motorsport spring engineered for race teams and performance applications that require consistent handling characteristics lap after lap. With a 13-inch free length, 5.00-inch outside diameter, and 1,000 lb/in spring rate, this rear spring provides a precise foundation for tuning suspension balance, traction, and vehicle response.

Manufactured from high-tensile steel, the Eibach ER Platinum Spring combines low weight with exceptional durability. Its flat-ground end configuration is produced with parallel tolerance to within plus or minus 1 degree, supporting reliable seating and predictable suspension operation. The spring is designed to provide greater travel and deflection than standard racing coil springs while resisting block set, helping maintain its original spring height and rate during demanding competition use. The Eibach part number eibPR1300.500.0100 identifies this specific rear spring configuration.

• Feature: Maintains spring dimensions and rates to extremely tight tolerances for consistent performance throughout repeated race sessions.
• Feature: Flat-ground ends with parallel tolerance to within plus or minus 1 degree promote accurate installation and seating.
• Feature: Offers more travel and deflection than standard racing coil springs for expanded suspension tuning capability.
• Feature: High-tensile steel construction provides lightweight performance with strong resistance to race-day fatigue and block set.

Product Specifications and Technical Data

• Brand: Eibach
• Product Line: ERS Platinum
• Part Number: eibPR1300.500.0100
• Spring Type: Individual motorsport racing spring
• Application Position: Rear
• Free Length: 13 inches
• Outside Diameter: 5.00 inches
• Spring Rate: 1,000 lb/in

What's Included

One Eibach ERS Platinum individual rear racing spring. Vehicle-specific fitment data was not provided; verify suspension design, spring length, outside diameter, rate, and seating requirements before installation. This product is intended for motorsport and competition suspension applications.

Features:

• Maintains spring dimensions and rates to extremely tight tolerances for consistent performance throughout repeated race sessions.
• Flat-ground ends with parallel tolerance to within plus or minus 1 degree promote accurate installation and seating.
• Offers more travel and deflection than standard racing coil springs for expanded suspension tuning capability.
• High-tensile steel construction provides lightweight performance with strong resistance to race-day fatigue and block set.

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