Dorman 540-430 Suspension Stabilizer Bar Bushing Kit - Rear

Dorman 540-430 Rear Stabilizer Bar Bushing Kit

Dorman 540-430 is a rear suspension stabilizer bar bushing kit built as a standard replacement for the original equipment part on select Mazda applications. It is precision-engineered and tested for dependable fit and function, with rubber construction for service in the suspension system.

Key Features

• Rubber stabilizer bar bushing for rear suspension service
• Standard replacement grade for OE-style fitment
• Inside diameter: 15 mm
• Outside diameter: 28 mm
• Assembled length: 32 mm
• No grease fitting included
• No bracket included

Fitment and Application

Compatible with rear suspension service on select Mazda vehicles. Fits 2000-2002 Mazda 626, rear. Fits 1995-2001 Mazda Protege, rear. This part cross-references MOOG Chassis Products K90630 for the same application.

Detailed Description

This Dorman stabilizer bar bushing is designed to restore proper sway bar support at the rear of the vehicle. The rubber construction helps maintain bar location and reduce unwanted movement at the stabilizer bar mounting point. For shoppers searching for a rear sway bar bushing for 2000-2002 Mazda 626 or a rear stabilizer bar bushing for 1995-2001 Mazda Protege, Dorman 540-430 provides a direct replacement option for the listed applications.

What It Helps Address

• Clunking or knocking from the rear suspension
• Excess sway bar movement at the bushing mount
• Worn or cracked original stabilizer bar bushings
• Loose-feeling rear suspension response
• Noise caused by deteriorated rubber suspension bushings

Installation Notes and Tips

Verify the stabilizer bar diameter and mounting dimensions before installation. Inspect the sway bar, brackets, and surrounding suspension components for wear or damage during service. Because no bracket is included, reuse or replace the existing mounting hardware as needed based on the vehicle’s condition.

Quality Assurance

Dorman manufactures this part as a tested replacement component for specific vehicle applications. The design is intended to match original equipment requirements for the listed Mazda fitments, including Mazda 626 and Mazda Protege rear suspension service.