Eibach ERS Platinum Rear Racing Spring PR1100.500.0230, 11-Inch Length, 5-Inch Outside Diameter, 230 lb/in

Eibach PLATINUM series race springs are engineered using our proprietary ultra-high tensile strength steel, for the lowest physical weights and maximum spring travel. More Travel / Deflection than Standard Racing Coil Springs

• Redesigned Barrel Spring shape with increased suspension travel and linearity - will replace the XT Barrel counterparts
• Maximum Travel in Combination with Smallest Block Heights
• Ultra-Lightweight for Reduced Unsprung Mass
• Hi-Tensil Platinum Spring Coil Used
• Each Spring Individually Tested

The Eibach ERS Platinum rear racing spring is engineered for competition vehicles that demand maximum suspension travel, low unsprung weight, and consistent spring performance. Part number PR1100.500.0230 uses Eibach’s proprietary ultra-high tensile strength steel to deliver a lightweight construction without sacrificing durability or reliability under demanding racing conditions.

Its redesigned barrel spring shape provides increased suspension travel and improved linearity compared with standard racing coil springs. The Platinum design is intended to replace corresponding Eibach XT Barrel spring applications while offering maximum travel with compact block heights. Each spring is individually tested to help ensure dependable performance and consistent quality from one spring to the next.

Product Specifications & Technical Data

• Brand: Eibach
• Series: ERS Platinum
• Part Number: PR1100.500.0230
• Application: Rear racing suspension spring
• Spring Rate: 230 lb/in
• Nominal Length: 11 inches
• Outside Diameter: 5 inches
• Spring Style: Barrel racing coil spring
• Material: Ultra-high tensile strength steel

What's Included

• One Eibach ERS Platinum rear racing spring

Vehicle-specific fitment data was not provided. Confirm suspension requirements, spring rate, installed height, and compatibility with the vehicle’s adjustable spring hardware before installation. This product is intended for automotive racing applications and may require professional setup and corner-weighting for optimal performance.

Features:

• Increased Suspension Travel: The redesigned barrel spring shape provides more travel and improved linearity than standard racing coil springs.
• Compact Block Height: Delivers maximum available travel while maintaining a small spring block height.
• Reduced Unsprung Mass: Ultra-lightweight construction helps reduce unsprung weight for responsive suspension performance.
• Consistent Racing Performance: Hi-Tensil Platinum spring steel and individual testing support reliable, repeatable performance in demanding applications.

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Units Per Sku: 1