Dorman 540-419 Front Suspension Stabilizer Bar Bushing Kit for Mazda MX-5 Miata RX-8

The Dorman 540-419 is a front suspension stabilizer bar bushing kit designed as a direct OE replacement for select Mazda models. Worn or cracked sway bar bushings can cause clunking noises, imprecise steering feel, and reduced handling stability — this kit restores proper front suspension performance to factory specifications.

Key Features:

• Direct OE Replacement: Precision-engineered to match original equipment dimensions and fit
• Inside Diameter: 24 mm
• Outside Diameter: 36 mm
• Grade Type: Regular (standard replacement)
• No Grease Fitting Required: Simplified installation with no additional hardware needed
• Rigorously Tested: Manufactured to strict quality standards for reliable, long-lasting performance
• Dorman OE Solutions: Engineered to make repair tasks easier and faster

This stabilizer bar bushing kit — also commonly referred to as a sway bar bushing kit — is a cost-effective solution to restore front suspension integrity without replacing the entire sway bar assembly. The kit includes the bushings needed for a complete repair.