Eibach 0500.225.0650 ERS 650 lb Coilover Main Spring 2.25in ID x 5in

Vehicle Fitment

• Universal coilover spring - not vehicle specific
• Designed for compatible coilover suspension systems

Features

• ERS linear main coilover spring for performance suspension tuning
• Consistent 650 lbs/in spring rate for firm support
• Precision-formed spring steel for durability and performance
• Red powder-coat finish resists corrosion
• High linearity for predictable suspension response
• Maximum travel with compact block height
• Individually tested for quality and consistency
• Reduces unsprung mass for better handling

Specifications

• Part Number: 0500.225.0650
• Type: ERS linear main coilover spring
• Spring Rate: 650 lbs/in
• Inside Diameter: 2.25 in (57 mm)
• Free Length: 5.00 in (127 mm)
• Block Height: ~2.20 in
• Travel: ~2.80 in
• Load at Block Height: ~1,806 lbs
• Weight: ~1.59 lbs

Included Components

• 1x Eibach ERS 650 lb/in main coilover spring

Product Description

The Eibach 0500.225.0650 spring is a high-quality ERS linear main coilover spring designed for performance suspension setups. With a spring rate of 650 lbs per inch, this spring provides firm support for a wide range of handling and tuning applications. Its 2.25 in inside diameter and 5 in free length make it a versatile choice for customized coilover assemblies where a balance of travel and stiffness is required.

Constructed from precision spring steel and finished with a durable red powder coat, this coilover spring delivers consistent performance with maximum travel and minimal block height. The design emphasizes high linearity and quality, as each spring is individually tested to ensure reliable behavior under load. Because this part isn't tied to a specific vehicle, it's ideal for enthusiasts and fabricators building or upgrading coilover suspension systems - just be sure to verify compatibility with your shock absorber and hardware before installation.