SKU: 120-11129-RD | UPC: 889545113204
Wilwood Caliper-Forged Superlite 1.38in Pistons 1.10in Disc - Red for 1990-2005 Mazda Miata Rear
This Forged Superlite 4R caliper from Wilwood fits the rear passenger side of 1990-2005 Mazda MX-5 Miata models. Four 1.38-inch pistons clamp 1.10-inch thick rotors for quick response and fade-free performance on track or street. Lightweight at 4.85 lbs per caliper reduces unsprung weight to sharpen handling and suspension response.
Key Features
- Forged 6061-T6 Aluminum Body: Provides high strength-to-weight ratio at 4.85 lbs per caliper for improved vehicle dynamics
- Four 1.38-Inch Pistons: Deliver even pad pressure for consistent braking bite and minimal rotor warping
- 1.10-Inch Rotor Compatibility: Bolts directly to OEM or aftermarket rotors on Miata rear axles
- Red Powder Coat Finish: Resists corrosion with eye-catching style under the car
- Stainless Steel Hardware: Prevents seizing and wear in harsh wet or road salt environments
Product Notes
- Passenger side rear caliper sold individually pair with left side 120-11128-RD
- Pair with Wilwood BP-10 compound pads and HP rotors for complete braking system
- Special order item verify stock before ordering
Installation Notes
- Professional installation recommended.
- Uses existing Miata rear mounting points with included hardware
- Compatible with factory parking brake cable and bracket kit 300-9515
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1990-1997 | Mazda | MX-5 Miata | All |
| 1999-2005 | Mazda | MX-5 Miata | All |
Why Choose Wilwood?
- Racing pedigree from drag strips to road courses
- USA-made components meet high-volume production standards
- Engineered for thermal capacity in repeated hard stops
Frequently Asked Questions
-
Q: Does this caliper fit all 1990-2005 Mazda Miata rear positions?
A: Fits passenger side rear on NA and NB Miata models order 120-11128-RD for driver side -
Q: What material is used in construction?
A: Forged 6061-T6 aluminum body with phenolic pistons and high-temp EPDM seals -
Q: What is the warranty coverage?
A: One-year manufacturer defect warranty covers materials and workmanship
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective foam insert in 10 x 10 x 6 inch box
- Weight: 6 lbs shipping 4.85 lbs net
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