Eibach ER Platinum Rear Racing Spring PR1800.500.0075, 18 in Length, 5.0 in Outside Diameter, 75 lb/in Rate

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 ER Platinum Rear Racing Spring is a precision-engineered motorsport spring designed for race vehicles requiring consistent handling and suspension performance. Part number PR1800.500.0075 features an 18-inch spring length, a 5.0-inch outside diameter, and a 75-pound-per-inch spring rate for precise chassis tuning across a wide range of racing applications.

Built from high-tensile steel, this Eibach Platinum spring combines low weight with dependable durability. Its flat-ground end configuration is manufactured to maintain parallel alignment within tight tolerances, helping promote consistent seating and predictable suspension behavior. The spring is also designed to provide greater travel and deflection than standard racing coil springs while resisting block set and loss of spring height.

Eibach ER Platinum Springs are engineered to maintain their dimensions and spring rates through repeated heat cycles, hard cornering, and demanding lap-after-lap use. This individual rear motorsport spring is well suited for race teams, performance builders, and suspension tuners seeking repeatable adjustments and reliable long-term performance. Verify spring dimensions, rate, and application requirements before installation to ensure compatibility with the vehicle and suspension system.

Product Specifications and Technical Data

• Brand: Eibach
• Part Number: PR1800.500.0075
• Application: Rear motorsport racing spring
• Spring Length: 18 inches
• Outside Diameter: 5.0 inches
• Spring Rate: 75 pounds per inch
• Construction: High-tensile steel
• End Configuration: Flat-ground ends with parallel alignment tolerance

What's Included

One Eibach ER Platinum individual rear racing spring. Vehicle-specific fitment data was not provided; confirm suspension compatibility before purchase.

Features:

• Consistent Performance: Maintains spring dimensions and rates to tight tolerances through repeated racing use.
• Flat-Ground Ends: Provides a precision end configuration with parallel alignment for dependable spring seating.
• Increased Deflection: Offers more travel and deflection than standard racing coil springs for expanded suspension tuning capability.
• Lightweight, Block-Resistant Construction: Uses high-tensile steel to reduce weight while resisting loss of spring height.

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