SKU: HELPER225 | UPC: 803050167859
Eibach ERS 2.25 Inch Dia Coilover Helper Spring HELPER225 (One Spring) – Universal Fit
The Eibach ERS 2.25 inch diameter coilover helper spring installs between the main spring and top perch on 2.25″ coilover assemblies. This universal part supports low-speed ride height adjustments and prevents main coil bind under full compression. Drivers gain consistent tire contact and responsive handling in street or track conditions.
Key Features
- 2.25″ Inner Diameter: Exact fit slides over standard 2.25″ coilover shock bodies without play or modification.
- Progressive Spring Rate: Delivers linear support that increases with compression for smooth transitions and no harsh bottoming.
- 4.00″ Free Height: Provides 100mm of extension to match common coilover stroke lengths and maintain preload.
- Chrome Silicon Steel Build: High-tensile wire withstands 500+ lbs/inch rates and repeated heat cycles without sagging.
- Silver Powder Coat Finish: Resists corrosion in harsh weather and ensures long-lasting performance.
Product Notes
- Sold as single spring; order two for axle sets.
- Inspect coilover perch for compatibility before install.
- Standard ground shipping in protective box.
Installation Notes
- Professional installation recommended.
- Compress main spring, slide helper over shock body, align with lower perch.
- Compatible with Eibach and most aftermarket coilover hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | – | 2.25″ Coilover Systems | All Compatible |
| 1989-2005 | VW | GTI | 16V, VR6 |
| 1990-1999 | Mazda | Miata | All |
| 2002-2006 | Acura | RSX | Type-S |
| 2006-2011 | Honda | Civic | Si |
| 2008-2014 | Subaru | WRX | All |
Why Choose Eibach?
- Four decades of motorsport engineering leadership.
- Springs tested in Formula Drift and rally applications.
- Made in Germany with tolerances under 0.5mm.
Frequently Asked Questions
- Q: Does this fit my coilover kit?
A: Yes, if your coilover shock body measures 2.25 inches (57mm) outer diameter. Confirm with calipers; common in Eibach Pro-Street and Pro-Plus kits. - Q: What material and finish?
A: Chrome silicon high-tensile steel wire with silver epoxy powder coat for rust resistance and shot-peened durability. - Q: What is the warranty?
A: Eibach lifetime warranty against manufacturer defects and spring sag when installed correctly.
Shipping & Handling
- Method: Standard ground
- Availability: In stock – ships same or next business day
- Packaging: Cardboard box 6 x 4 x 4 inches
- Weight: 2 lbs (shipping 2.2 lbs)
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