SKU: 2200.375.0250S | UPC: 803050461339
Eibach Silver Coilover Spring – 3.75in I.D. 220 lb/in 2.50in Height
The Eibach 2200.375.0250S belongs to the ERS Race Spring System, built for coilover shock and strut applications. This silver spring fits universal performance setups including drag cars, autocross vehicles, and custom suspensions requiring a 3.75″ inner diameter. It delivers a 220 lb/in linear rate for stable cornering and predictable response under load.
Key Features
- Spring Rate: 220 lb/in maintains consistent force through full travel for sharp handling feedback.
- Inner Diameter: 3.75 inches slides over standard coilover bodies like QA1, Penske, and Bilstein.
- Free Height: 2.50 inches supports low ride heights in drag and street performance builds.
- Silver Powder Coat: Resists rust and chips in harsh track environments for extended service life.
- Construction: Chrome silicon steel, shot-peened, preset, with square-ground ends and ±1% rate tolerance.
Product Notes
- Confirm shock body ID and perch spacing before ordering to ensure proper fit.
- Sold as single spring; pair recommended for axle applications.
- Store in dry conditions to preserve coating integrity.
Installation Notes
- Professional installation recommended.
- Compress spring with tool rated for 220+ lb/in rates during assembly.
- Compatible with flat or concave perches; use nylon or teflon spacers if needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Coilover Shock Applications | Drag, Autocross, Street |
Why Choose Eibach?
- Proven in NHRA, SCCA, and Formula Drift racing teams.
- Series production ensures repeatable rates and dimensions.
- Advanced manufacturing yields smoothest grind and lowest stress.
Frequently Asked Questions
- Q: What suspension setups does this spring work with?
A: Fits 3.75″ ID coilovers on custom builds, strut inserts, and shocks from brands like AFCO, QA1, and Fox for drag, road racing, or lowered street cars. - Q: What material and finish are used?
A: High-tensile chrome silicon steel, heat-treated, shot-peened, and finished in durable silver powder coat for corrosion resistance. - Q: What warranty coverage applies?
A: Limited lifetime warranty against defects in materials or sagging when used in approved applications; register at eibach.com.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard tube, 4″ L x 4″ W x 3″ H
- Weight: 2.25 lbs
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