Dorman 540-377 Suspension Stabilizer Bar Bushing Kit - Front

Dorman 540-377 Front Stabilizer Bar Bushings

Dorman 540-377 is a front suspension stabilizer bar bushing kit made for specific vehicle applications, including the 1997-2001 INFINITI Q45 front. Built as a standard replacement, it uses rubber/elastomer construction to restore sway bar support and help maintain consistent front-end suspension control.

Key Features

• Direct replacement stabilizer bar bushings for the front suspension
• Rubber and elastomer material for OE-style fit and function
• Inside diameter: 31.5 mm
• Outside diameter: 50.5 mm
• Standard replacement grade
• Bracket not included
• Grease fitting not included
• Fits 1997-2001 INFINITI Q45, front

Detailed Description

This Dorman suspension stabilizer bar bushing kit is precision-engineered and tested for reliable replacement on the original equipment application. The bushings are designed to support the front stabilizer bar on the INFINITI Q45, helping maintain proper bar location and reducing unwanted movement at the mounting points. Dorman 540-377 is a practical OE-style service part for front suspension repair on 1997, 1998, 1999, 2000, and 2001 INFINITI Q45 models.

This part cross-references Beck/Arnley 101-6361 for the same application.

Common Problems It May Address

• Front suspension clunking or rattling from worn sway bar bushings
• Excessive stabilizer bar movement at the mounting point
• Loose or degraded rubber bushings on the front sway bar
• Reduced steering response caused by worn suspension support components
• Noise over bumps from deteriorated front stabilizer bar bushings

Installation Notes and Tips

Verify the stabilizer bar diameter and mounting dimensions before installation. Clean the mounting surfaces and inspect the bar and brackets for wear or corrosion before fitting the new bushings. This kit does not include brackets or grease fittings, so reuse or replace related hardware as needed based on the vehicle’s condition.

Quality Assurance

Dorman designs this replacement part to match the original equipment application and subjects it to testing for fit and function on specific vehicles. Part number 540-377 is intended for front suspension service on the 1997-2001 INFINITI Q45.