SKU: W63612 | UPC: 9319924471546
Whiteline 2016-25 Mazda MX-5 Miata Rear Trailing Arm Outer Bushing Kit
Whiteline W63612 rear trailing arm outer bushing kit replaces worn factory rubber bushings in the rear suspension. Designed for 2016-2025 Mazda MX-5 Miata Club Sport Grand Touring RF models and 2017-2020 Fiat 124 Spider Abarth Classica Lusso Urbana variants it reduces deflection at the trailing arm outer position. This delivers consistent alignment under load for sharper cornering response and reliable road feel.
Key Features
- Polyurethane Material: High-strength elastomer withstands heat and stress to minimize bushing compliance over rubber
- Direct Replacement Design: Exact OEM dimensions ensure bolt-on fit without suspension modifications or adjustments
- Targeted Position Control: Addresses outer trailing arm movement to maintain camber and toe stability during hard cornering
- Dynamic Load Handling: Limits flex for stable rear geometry and reduced wheel hop on spirited drives
- Kit Contents: Includes 4 precision-molded bushings ready for press-in installation
Product Notes
- Prevents alignment shifts from bushing wear common in track or autocross use
- Use Whiteline synthetic grease during install for quiet long-term operation
- Compact packaging protects components during transit
Installation Notes
- Professional installation recommended.
- Requires bushing press tool for safe removal and insertion
- Retains OEM mounting hardware and torque specs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2025 | Mazda | MX-5 Miata | Club |
| 2016-2025 | Mazda | MX-5 Miata | Sport |
| 2016-2025 | Mazda | MX-5 Miata | Grand Touring |
| 2017-2025 | Mazda | MX-5 Miata RF | Club |
| 2017-2025 | Mazda | MX-5 Miata RF | Grand Touring |
| 2020 | Mazda | MX-5 Miata | 100th Anniversary Special Edition |
| 2020 | Mazda | MX-5 Miata RF | 100th Anniversary Special Edition |
| 2017-2020 | Fiat | 124 Spider | Abarth |
| 2017-2020 | Fiat | 124 Spider | Classica |
| 2017-2020 | Fiat | 124 Spider | Lusso |
| 2019-2020 | Fiat | 124 Spider | Urbana |
Why Choose Whiteline?
- Motorsport-tested components trusted by racers worldwide
- Engineered polyurethane formula outlasts stock rubber in demanding conditions
- Australian precision manufacturing for consistent performance
Frequently Asked Questions
- Q: Will W63612 fit my 2019 Mazda MX-5 Miata RF Grand Touring?
A: Yes it directly fits all 2017-2025 MX-5 Miata RF Club and Grand Touring models including ND chassis variants - Q: What material are these bushings made from?
A: Whiteline uses proprietary high-durometer polyurethane that resists deformation and maintains shape under high loads unlike softer OEM rubber - Q: What is the warranty and install difficulty?
A: Backed by Whiteline 3-year warranty press-fit design takes 1-2 hours with basic tools though professional service advised for alignment
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure box 7 x 6 x 2 inches
- Weight: 0.75 lbs





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