SKU: E10-20-049-12-22 | UPC:
Eibach 2021-2025 BMW M4 Pro-Kit Lowering Springs E10-20-049-12-22
The Eibach PRO-KIT delivers precise lowering springs for 2021-2025 BMW M4 Base, Competition, CS, and CSL models. This kit lowers the front by 25mm (1.0 inch) and rear by 30mm (1.2 inches) to improve cornering grip, reduce body roll, and create a lowered stance. Drivers gain responsive handling on street or track without sacrificing daily comfort.
Key Features
- Exact Drop Specs: Front -25mm (1.0in), rear -30mm (1.2in) calibrated for G82/G83 M4 chassis balance and OEM shock compatibility.
- Progressive Spring Design: Varies rates (front ~450 lb/in, rear ~550 lb/in) for smooth ride over bumps while stiffening under load for track precision.
- Shot-Peened Steel Construction: Heat-treated, powder-coated springs resist corrosion and maintain shape under high stress for long-term durability.
- Handling Gains: Cuts squat, dive, and roll by lowering center of gravity, sharpening steering response on BMW M4 models.
- Million-Mile Warranty: Backed by Eibach’s lifetime guarantee against sagging or defects when installed correctly.
Product Notes
- Pair with camber plates or sway bars for optimal alignment and performance after install.
- Inspect shocks for wear; replace if over 50k miles for best results.
- Product ships fully assembled; weight 27 lbs, box dimensions 22in x 8in x 8in.
Installation Notes
- Professional installation recommended.
- Use spring compressor tool; torque to BMW specs (front strut 65 Nm, rear shock 110 Nm).
- Direct bolt-on with OEM mounts; no modifications needed for RWD G82/G83 M4.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2025 | BMW | M4 | Base |
| 2021-2025 | BMW | M4 | Competition |
| 2025 | BMW | M4 | CS |
| 2023-2025 | BMW | M4 | CSL |
Why Choose Eibach?
- Decades as OEM and racing suspension supplier to BMW teams worldwide.
- Springs manufactured in Germany with tight tolerances for consistent performance.
- Proven in motorsports like DTM where BMW M4 platforms dominate.
Frequently Asked Questions
- Q: Will this fit 2021-2025 BMW M4 xDrive models?
A: Designed for RWD G82/G83 coupes/convertibles only; xDrive requires separate kit. - Q: What material are the springs made from?
A: High-tensile chrome-silicon steel, shot-peened and epoxy powder-coated for rust resistance and fatigue strength. - Q: What is the warranty and install process?
A: Lifetime million-mile warranty; install takes 4-6 hours with lift, compressor, and alignment afterward.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure cardboard box, 22in L x 8in W x 8in H
- Weight: 27 lbs
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