Dorman 540-503 Suspension Stabilizer Bar Bushing Kit - Front

Dorman 540-503 Front Stabilizer Bar Bushings

Dorman 540-503 is a front suspension stabilizer bar bushing kit built as a standard replacement for specific Nissan applications. It is made from rubber and engineered to match the original equipment fit on the vehicles listed below, helping restore proper sway bar support and front-end stability.

Key Features

• Rubber construction for OE-style suspension service
• Specific fit for listed Nissan front stabilizer bar applications
• Standard replacement grade for direct service use
• Black finish
• Designed for front suspension stabilizer bar mounting points
• Part number 540-503 for easy identification

Detailed Description

This Dorman stabilizer bar bushing kit is precision-engineered and tested to replace the original equipment bushings on select Nissan Titan, Frontier, Xterra, and Pathfinder models. The rubber bushing design helps maintain proper sway bar location and reduces unwanted movement at the front suspension, supporting consistent handling response and steering feel. If you are searching for a front sway bar bushing replacement for a 2005-2022 Nissan Frontier or a front stabilizer bar bushing kit for Nissan Titan, Dorman 540-503 is built for those specific applications. This part cross-references MOOG Chassis Products K202093 for the same application.

What It Helps Address

• Front stabilizer bar looseness
• Clunking or rattling from worn sway bar bushings
• Excess sway bar movement at the front suspension
• Reduced steering precision caused by deteriorated bushings
• Noise from cracked or compressed rubber bushings

Installation Notes and Tips

• Verify fitment by year, make, model, and front position before installation.
• Inspect the stabilizer bar and surrounding brackets for wear or damage before replacing bushings.
• Clean the mounting area so the new bushings seat correctly.
• Follow the vehicle service procedure for proper torque and suspension reassembly.
• Confirm the original bushing dimensions match the listed specifications, including 29 mm inside diameter.

Quality Assurance

Dorman develops this replacement bushing kit to meet the needs of specific OE applications and subjects it to testing for reliable service on the listed vehicles. Part number 540-503 is a direct-fit suspension service component for front stabilizer bar repair.

Compatible Vehicles

• Fits 2018-2024 Nissan TITAN, front
• Fits 2004-2015 Nissan TITAN, front
• Fits 2005-2022 Nissan Frontier, front
• Fits 2005-2015 Nissan Xterra, front
• Fits 2005-2012 Nissan Pathfinder, front