SKU: 600SB109R
Sparco Seat Base for 1998-2005 Mazda Miata NB Right Side
The Sparco Base Mazda Miata NB 98-05 Rt (600SB109R) mounts Sparco racing seats securely on the right side of 1998-2005 Mazda Miata NB models. This vehicle-specific bracket replaces the factory base for better seat stability and lower positioning during cornering and acceleration. It supports Base LS Mazdaspeed SE Shinsen and 10th Anniversary trims.
Key Features
- Vehicle-Specific Design: Bolts directly to 1998-2005 Miata NB floorpan on right side for exact fit without fabrication.
- High-Strength Steel Build: Withstands track abuse and daily driving stresses for long-term durability.
- Powder-Coated Black Finish: Prevents rust and blends with cabin for clean appearance.
- Sparco Seat Compatibility: Pairs with fixed-back reclining and adjustable Sparco seats using standard sliders.
- Right-Side Configuration: Passenger-side mount ensures proper alignment and side-impact protection.
Product Notes
- Intended for aftermarket Sparco seats only not OEM seats.
- Inspect mounting points for wear before install.
- Packaged to prevent shipping damage.
Installation Notes
- Professional installation recommended.
- Remove factory seat and rails completely first.
- Bolts to OEM holes with included hardware kit.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998-2005 | Mazda | Miata | Base |
| 1999 | Mazda | Miata | 10th Anniversary |
| 2000-2005 | Mazda | Miata | LS |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
Why Choose Sparco?
- Racing heritage since 1957 with wins in Formula 1 and rally.
- Engineered for safety in FIA-sanctioned events.
- Precision manufacturing for consistent fit across models.
Frequently Asked Questions
- Q: Will this base fit 1998 Mazda Miata NB models?
A: Yes designed for complete 1998-2005 NB chassis including early Japanese imports and US models. - Q: What material is the seat base made from?
A: Heavy-duty tubular steel with e-coat primer and black powder coat for corrosion resistance. - Q: Is drilling required for installation?
A: No uses factory mounting locations and includes all necessary bolts and washers.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard box measuring 24 x 16 x 6 inches
- Weight: 11 lbs





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