SKU: 1400.250.0350S | UPC: 803050288981
Eibach ERS 14.00 in. Length x 2.50 in. ID Coil-Over Spring – 350 lb/in
The Eibach ERS 14.00 in. Length x 2.50 in. ID Coil-Over Spring delivers a 350 lb/in rate for exact suspension response in custom coilover builds. This universal race spring fits most performance coilover shocks with 2.50 in. inner diameter perches, including popular setups on Subaru WRX/STI, Acura RSX, BMW 3-Series, and Honda Civic applications. It provides consistent damping and load handling for track or street performance driving.
Key Features
- 350 lb/in Spring Rate: Linear rate ensures predictable handling and chassis balance under high loads.
- 14.00 in. Free Length x 2.50 in. ID: Matches standard coilover strut designs for direct replacement and easy setup.
- Shot-Peened Steel Construction: Increases surface strength by 300% and resists fatigue for long service life.
- Silver Powder Coat Finish: Protects against rust and corrosion in harsh racing environments.
- Precision Manufacturing: +/- 1% rate tolerance and 300,000+ cycle tested for motorsport reliability.
Product Notes
- Sold as single spring; order quantity needed for your application.
- Designed for competition use; inspect regularly for wear.
- Box dimensions: 15 in. x 4 in. x 4 in.; verify shock perch compatibility before install.
Installation Notes
- Professional installation recommended.
- Preload spring 1-2 inches max; use spring compressor tool.
- Compatible with most 2.50 in. ID perches on BC Racing, Tein, KW, and Fortune Auto coilovers.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX / STI |
| 2002-2006 | Acura | RSX | Type-S |
| 2002-2006 | Honda | Civic | Si / Type R |
| 1999-2005 | VW | Golf / Jetta | GTI / GLI |
| 1997-2006 | BMW | 3 Series | E46 M3 / 325i / 330i |
| Universal | All | Coilover Shocks | 2.50 in. ID Perch |
Why Choose Eibach?
- Founded in 1951 with expertise in spring design for global racing teams.
- Engineered for endurance with heat-treated chrome silicon steel.
- Made in USA with tolerances tighter than industry standards.
Frequently Asked Questions
- Q: Does this spring fit my coilover kit?
A: Yes, if your shocks have 2.50 in. ID perches; common on BC Racing GR/KS, Tein Flex Z, and KW V3 kits for listed vehicles. - Q: What material is used and wire diameter?
A: Chrome silicon steel wire, 0.709 in. diameter for high strength and reduced weight. - Q: What is the warranty?
A: 1-year warranty against manufacturing defects for race applications; contact Eibach for claims.
Shipping & Handling
- Method: UPS Ground / USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard box, 15 x 4 x 4 inches
- Weight: 6 lbs
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