SKU: 0600.250.0550 | UPC: 803050105462
Eibach ERS 6.00 inch L x 2.50 inch dia x 550 lbs Coil Over Spring
Engineered for racing, the Eibach ERS coilover spring measures 6.00 inches in length with a 2.50 inch inside diameter and 550 lbs per inch spring rate. Designed for custom coilover shock assemblies in drag racing, circle track, road racing, and performance street builds. Provides consistent response and control under high loads for track demands.
Key Features
- Spring Rate: 550 lbs/in delivers firm damping control for stability in corners and straights during aggressive driving.
- Dimensions: 6.00 inch free height and 2.50 inch ID fits most coilover shocks built for 2-1/2 inch springs.
- Construction: Wound from high-tensile chrome silicon steel resists fatigue for repeated racing abuse.
- Processing: Shot peened, preset, and stress-relieved prevents sagging and maintains rate over time.
- Ends: Squared and ground block face ensures full contact with perches for even load distribution.
Product Notes
- Pair with compatible coilover shocks; check ID and height clearance before ordering.
- Inspect for proper preload during setup to achieve rated performance.
- Ships in protective cardboard tube to prevent damage.
Installation Notes
- Professional installation recommended.
- Apply preload matching ride height specs for your setup.
- Compatible with standard coilover hardware accepting 2.50 inch ID springs.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | - | Custom Coilover Builds | Drag, Road Race, Circle Track |
| Universal | - | Performance Street | Coilover Kits |
Why Choose Eibach?
- Proven in global racing series from NHRA to Formula Drift.
- Exact tolerances ensure repeatable spring rates batch to batch.
- Backed by decades of suspension engineering expertise.
Frequently Asked Questions
-
Q: Does this spring fit specific coilover brands?
A: Fits any coilover shock designed for 2.50 inch ID springs; common in QA1, Penske, Ohlins, and Bilstein racing units with matching height. -
Q: What material and finish does it have?
A: High-tensile chrome silicon steel wire with shot peening and phosphate coating for corrosion resistance in harsh track environments. -
Q: What is the warranty coverage?
A: Eibach offers a limited lifetime warranty against manufacturing defects when used in approved applications; contact for racing specifics.
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock - ships same or next business day
- Packaging: Protective tube, box dimensions 7 x 3 x 3 inches
- Weight: 2.3 lbs

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