Eibach ERS Platinum Rear Racing Spring, 11 in Length, 5.00 in Outer Diameter, 185 lb/in Rate

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 competitive motorsports applications that demand maximum suspension travel, consistent performance, and reduced unsprung weight. Part number eibPR1100.500.0185 uses Eibach’s proprietary ultra-high-tensile-strength steel to deliver a lightweight racing spring with excellent durability and deflection characteristics.

Its redesigned barrel spring profile provides increased suspension travel and improved linearity compared with conventional racing coil springs. The Platinum series is designed to replace comparable Eibach XT Barrel springs while maintaining a compact block height and maximizing usable travel. The 185 lb/in spring rate supports precise suspension tuning for race vehicles and performance-focused applications.

• Feature: Redesigned barrel spring shape increases suspension travel and improves linear response.
• Feature: Compact block height maximizes available suspension movement.
• Feature: Ultra-lightweight construction helps reduce unsprung mass.
• Feature: Hi-Tensil Platinum spring coil provides strength and consistent racing performance.

Specifications and Technical Data:

• Brand: Eibach
• Series: ERS Platinum
• Part Number: eibPR1100.500.0185
• Application Position: Rear
• Spring Type: Barrel racing coil spring
• Free Length: 11 inches
• Outside Diameter: 5.00 inches
• Spring Rate: 185 lb/in
• Units per Package: 1 spring

What's Included: One Eibach ERS Platinum rear racing spring. Each spring is individually tested by Eibach to help ensure dependable quality and consistent performance. This product is intended for automotive racing and performance suspension use. Professional installation and suspension setup are recommended to verify compatibility with the vehicle, shock assembly, spring perch, and intended racing configuration.

Features:

• Redesigned barrel spring profile for increased suspension travel and improved linearity
• Maximum travel with a compact block height for efficient suspension packaging
• Ultra-lightweight construction helps reduce unsprung mass
• Hi-Tensil Platinum spring coil is individually tested for consistent racing performance

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