SKU: 1800.300.0500S | UPC: 803050287922
Eibach ERS 18.00 in. Length x 3.00 in. ID Coil-Over Spring – 500 lb/in Rate
The Eibach ERS 18.00 in. Length x 3.00 in. ID Coil-Over Spring delivers consistent response in coilover suspension systems. Its 500 lb/in rate supports firm control during cornering and straight-line stability on track or street-driven cars with 3-inch ID struts. Crafted for racing and performance builds, this spring maintains shape under repeated high loads.
Key Features
- Spring Rate: 500 lb/in provides sharp handling feedback and load support for aggressive driving.
- Dimensions: 18.00 in. free height x 3.00 in. inside diameter matches common coilover strut designs.
- Material: Chrome-silicon steel resists fatigue and handles extreme temperatures.
- Process: Shot-peened, nitrogen-fertilized, and preset for long-term reliability without sagging.
- Finish: Silver powder coat shields against rust and road contaminants.
Product Notes
- Inspect coilover perch and damper for exact 3.00 in. ID compatibility before install.
- Match rates front-to-rear for balanced ride; Eibach Matchable Springs program available.
- Store in dry area to preserve coating integrity.
Installation Notes
- Professional installation recommended.
- Torque perches to manufacturer specs; use spring compressor tool.
- Works with Eibach Pro-Street coilovers and most aftermarket adjustable hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Coilover Struts | 3.00 in. ID Applications |
| 1989-2024 | Various | Performance Vehicles | ERS Coilover Kits |
Why Choose Eibach?
- Motorsport-proven in endurance racing and rally.
- Manufactured to micron-level tolerances in Germany.
- Full testing ensures consistent performance across loads.
Frequently Asked Questions
- Q: Will this spring fit my coilover kit?
A: Yes, designed for any 3.00 in. ID coilover strut tube; confirm measurements on your damper body and perch. - Q: What material and finish does it have?
A: Premium chrome-silicon steel construction with silver powder coat finish for corrosion resistance and durability. - Q: What warranty coverage applies?
A: Limited lifetime warranty against defects in material and workmanship when installed properly.
Shipping & Handling
- Method: Standard Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard box, 19 x 4 x 4 inches
- Weight: 5.35 lbs
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