Dorman 540-159 Rear Lower Rearward Suspension Knuckle Bushing

The Dorman 540-159 is a rear lower rearward suspension knuckle bushing designed to restore proper suspension geometry and handling characteristics in select Chevrolet and Pontiac vehicles. This critical suspension component acts as a cushion between the knuckle and control arm, absorbing road vibrations and allowing for controlled movement while maintaining alignment.

Key Features:

• Direct replacement for worn or damaged original equipment bushings
• Constructed from durable rubber compound for long-lasting performance
• Helps eliminate clunking noises and restore stable handling
• Restores proper rear suspension alignment and tire wear patterns
• Quality-tested to meet Dorman's rigorous standards

When knuckle bushings wear out, symptoms include excessive tire wear, poor handling, clunking sounds over bumps, and misalignment issues. Replacing worn bushings with this Dorman component restores factory ride quality and extends tire life. This bushing is engineered to match the fit and function of the original part, making installation straightforward for professional technicians.