Dorman 540-432 Suspension Stabilizer Bar Bushing Kit - Rear

Dorman 540-432 Rear Stabilizer Bar Bushings

Dorman 540-432 is a suspension stabilizer bar bushing kit for rear applications on select Mazda vehicles. It is precision-engineered and tested as a standard replacement for the original equipment bushing, helping restore proper sway bar support on Mazda CX-9, Mazda CX-7, and Mazda 6 rear suspension setups.

• Direct replacement stabilizer bar bushings for rear suspension service
• Rubber/elastomer construction for OE-style fit and function
• Inside diameter: 17.5 mm
• Outside diameter: 30 mm
• Width: 30 mm
• Assembled length: 43 mm
• Grease fitting not included
• Bracket not included
• Standard replacement grade

Fitment Details

• Fits 2007-2014 Mazda CX-9, rear
• Fits 2007-2012 Mazda CX-7, rear
• Fits 2003-2008 Mazda 6, rear, 17.50 mm diameter bar

This part cross-references MOOG Chassis Products K200806 for the same application.

What This Part Helps Address

• Rear sway bar movement caused by worn bushings
• Clunking or rattling from the stabilizer bar area
• Excess play in the rear suspension stabilizer bar
• Reduced bar isolation from deteriorated rubber bushings
• Uneven handling feel related to worn rear stabilizer support

Installation Notes

Verify the rear stabilizer bar diameter before installation, especially on 2003-2008 Mazda 6 models with a 17.50 mm bar. Inspect the mounting area for wear or damage before replacing the bushings, and confirm the bar and surrounding components are clean and properly seated during assembly. Dorman 540-432 is intended for rear suspension service on the listed Mazda CX-9, Mazda CX-7, and Mazda 6 applications.

Quality Assurance

Dorman tests this stabilizer bar bushing kit for reliable OE-style replacement performance on specific vehicles. The part is built to standard replacement specifications for consistent fit and function in rear suspension service.