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SKU: S90-6-15-010 | UPC: 803050452559
Eibach Pro-Spacer System 15mm Spacers / 4x100 Bolt Pattern / 54.1 Hub for 99-05 Mazda Miata
Eibach Pro-Spacer kit adds 15mm per side to widen track by 30mm total, enhancing stance and cornering grip on Mazda Miata models. Precision hub-centric design fits 4x100 bolt pattern and 54.1mm hub for 99-05 Miata, plus select MX-3 and MX-5 Miata variants. Includes extended wheel studs for direct bolt-on installation and vibration-free performance.
Key Features
- Track Width Increase: 15mm per side (30mm total) improves stability, handling, and aggressive wheel fill without rubbing.
- Hub-Centric Fit: 54.1mm centering ring ensures wheels mount perfectly centered, reducing vibrations and stress on hardware.
- High-Strength Aluminum: CNC-machined from 6061-T6 billet alloy for lightweight durability and corrosion resistance under racing conditions.
- Included Wheel Studs: Extended studs with 14.9mm knurl diameter match Mazda/Nissan axles; check your original studs before install.
- 4x100 Bolt Pattern: 12x1.5 thread pitch bolts directly to OEM hubs on compatible Miata models for secure wheel retention.
Product Notes
- Mazda/Nissan/Subaru wheel studs vary by model, axle, or year—verify knurl diameter on both axles matches 14.9mm (14.3mm for Subaru) or specify alternate size when ordering.
- Clean hub and spacer surfaces thoroughly before installation to prevent imbalance.
- Ships standard ground in protective packaging; weight 4.41 lbs, box dimensions approx. 10x10x3 inches.
Installation Notes
- Professional installation recommended.
- Torque studs to 80-90 ft-lbs and lug nuts to OEM specs; re-torque after 100 miles.
- Extended studs provided; reuse OEM if knurl matches, but replace if worn for safety.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999 | Mazda | Miata | 10th Anniversary |
| 1990-1997,1999-2005 | Mazda | Miata | Base |
| 1993 | Mazda | Miata | LE |
| 2000-2005 | Mazda | Miata | LS |
| 1994-1997 | Mazda | Miata | M Edition |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 1991,2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
| 1997 | Mazda | Miata | STO |
| 1992-1995 | Mazda | MX-3 | Base |
| 1992-1994 | Mazda | MX-3 | GS |
| 1993 | Mazda | MX-3 | SE |
| 2020 | Mazda | MX-5 Miata | 100th Anniversary Special Edition |
| 2016-2020 | Mazda | MX-5 Miata | Club |
| 2016-2020 | Mazda | MX-5 Miata | Grand Touring |
| 2020 | Mazda | MX-5 Miata | RF 100th Anniversary Special Edition |
| 2017-2020 | Mazda | MX-5 Miata | RF Club |
| 2017-2020 | Mazda | MX-5 Miata | RF Grand Touring |
| 2016-2020 | Mazda | MX-5 Miata | Sport |
Why Choose Eibach?
- Motorsport-proven components trusted in Formula Drift and rally applications.
- Exact tolerances from German engineering ensure zero-play fitment.
- Hard anodized finish and high-grade materials withstand track abuse.
Frequently Asked Questions
-
Q: Will this fit my 2001 Mazda Miata Base?
A: Yes, confirmed fit for 1999-2005 Miata Base models with 4x100 hubs; verify wheel stud knurl diameter first. -
Q: What material are the spacers made from?
A: 6061-T6 aircraft-grade aluminum, CNC-machined and anodized for strength-to-weight ratio and rust protection. -
Q: What is the warranty and install process?
A: Limited lifetime warranty against defects; bolt-on with included studs, torque properly, and recheck after break-in.
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock - ships same or next business day
- Packaging: Secure custom box, dimensions 10x10x3 inches
- Weight: 4.41 lbs
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