Dorman 905-520 Suspension Knuckle Bushing - Rear Lower Rearward or Rear Upper Rearward

Overview of Dorman Suspension Knuckle Bushing 905-520

The Dorman 905-520 suspension knuckle bushing is designed to provide reliable support and reduce vibration in the suspension system of select Saab and Saturn vehicles. Made from durable rubber, this black bushing offers precise dimensions to ensure proper fit and function for models including Saab 9-5 and Saturn L100 through LW300 series.

• Material: Rubber for effective vibration dampening
• Length: 52.0 mm for accurate suspension alignment
• Inside Diameter: 12.2 mm to fit suspension knuckle components
• Outside Diameter: 45.2 mm ensuring secure placement
• Color: Black for standard OEM appearance
• Grade Type: Regular, suitable for standard driving conditions
• Package Contents: Includes 1 suspension knuckle bushing
• Mounting Hardware: Not included

Detailed Product Description

The Dorman 905-520 suspension knuckle bushing is engineered to replace worn or damaged bushings in the suspension knuckle assembly of Saab 9-5 and Saturn models such as L100, L200, L300, LS, LS1, LS2, LW1, LW2, LW200, and LW300. Constructed from high-quality rubber, this bushing absorbs road shocks and reduces noise, contributing to a smoother ride and improved handling. Its precise dimensions—52.0 mm length, 12.2 mm inside diameter, and 45.2 mm outside diameter—ensure a proper fit within the suspension system, maintaining vehicle stability and alignment.

Common Applications and Problem Solving

• Reduces suspension noise and vibration caused by worn bushings
• Restores proper suspension knuckle alignment for improved handling
• Prevents premature tire wear due to suspension misalignment
• Eliminates excessive play or looseness in suspension components
• Enhances overall ride comfort and vehicle stability

Installation Notes and Tips

When installing the Dorman 905-520 suspension knuckle bushing, ensure the suspension knuckle and surrounding components are clean and free of debris. This bushing does not include mounting hardware, so retain or replace any necessary bolts or fasteners separately. Proper lubrication of the bushing during installation can facilitate fitting and reduce noise. It is recommended to have suspension components inspected by a professional to confirm compatibility and alignment after installation.

Quality Assurance and Warranty

Dorman suspension components, including the 905-520 knuckle bushing, are manufactured to meet or exceed OEM specifications for fit and function. The rubber material is selected for durability under regular driving conditions. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official documentation for exact warranty terms.