SKU: 1200.250.0200S | UPC: 803050288820
Eibach ERS 12.00 in. Length x 2.50 in. ID Coil-Over Spring 1200.250.0200S – 200 lb/in
The Eibach ERS 12.00 in. Length x 2.50 in. ID Coil-Over Spring (1200.250.0200S) delivers precise 200 lb/in rate for coilover systems. This universal spring installs on 2.5-inch ID shocks in drag racing, autocross, and street performance builds. It provides consistent response and handles high loads reliably.
Key Features
- 200 lb/in Spring Rate: Delivers exact load handling for sharp cornering and launch control in racing.
- 2.50 in. ID x 12.00 in. Free Length: Matches standard coilover perches with 3.54 in. OD for secure fit.
- Chrome Silicon Steel: High-tensile alloy shot-peened for fatigue resistance under repeated stress.
- Silver Powder Coat Finish: Protects against corrosion in harsh track environments.
- Squared & Ground Ends: Ensures flat contact and even load distribution on adjustable collars.
Product Notes
- Inspect shock body diameter and perch design for compatibility prior to ordering.
- Maintain with regular cleaning to preserve powder coat integrity.
- Packaged in sturdy box to prevent deformation during transit.
Installation Notes
- Professional installation recommended.
- Compress spring safely using service-rated tool; set preload to match ride height specs.
- Works with QA1 Proma Star, Bilstein, and Fox 2.5″ coilover shocks.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Coilover Systems | 2.5″ ID Shocks |
| Universal | Chevrolet | Camaro | Drag/Race Builds |
| Universal | Ford | Mustang | Street/Strip |
| Universal | Honda | Civic | Autocross Setup |
Why Choose Eibach?
- Used by World Rally and Formula Drift champions for proven track results.
- Made in ISO-certified facility with load-cell testing on every spring.
- Precision wound on computer-controlled machines for rate accuracy within 2%.
Frequently Asked Questions
- Q: Is this spring vehicle-specific?
A: No, it’s universal for any 2.5″ ID coilover shock; confirm perch spacing and stroke length for your setup. - Q: What material and finish are used?
A: High-tensile chrome silicon steel with shot-peening and silver powder coat for durability and identification. - Q: What warranty applies?
A: Eibach offers limited lifetime warranty against manufacturing defects when installed properly.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Cardboard box, 13.5 x 4 x 4 inches
- Weight: 4.95 lbs





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