Dorman 527-169 Lateral Arm - Rear Left Upper Forward

Dorman 527-169 Lateral Arm for Rear Left Upper Forward Fitment

The Dorman 527-169 lateral arm is a steel suspension replacement built for specific Cadillac, Buick, and Saab applications. It is precision-engineered and tested to match the original equipment function on the listed vehicles, including rear left upper forward positions.

Key Features

• Steel construction for suspension strength and durability
• Standard replacement grade for OE-style fit and function
• Boxed control arm design
• Includes bushings
• Bolt-on attachment type
• Black bushings and black finish
• No ball joint installed
• No grease fitting and no mounting hardware included
• Mount stud diameter: 14 mm; mounting hole diameter: 14.5 mm

Detailed Description

This Dorman lateral arm, part number 527-169, is made for suspension service on the rear left upper forward position. It uses steel and rubber bushing materials for a standard replacement setup, with a boxed arm profile and bolt-on attachment points. The design is intended to restore the original suspension geometry on vehicles such as the Cadillac XTS, Buick Regal, Buick LaCrosse, Saab 9-5, and Buick Allure where this exact application is listed. If you are replacing a worn rear suspension lateral arm on a Buick LaCrosse or Cadillac XTS, Dorman 527-169 provides a direct-fit service part for the specified position.

This part cross-references Mevotech Supreme CMS501248 for the same application.

Vehicle Fitment

• Fits 2013-2019 Cadillac XTS, rear left upper forward.
• Fits 2014-2017 Buick Regal, rear left upper forward.
• Fits 2010-2016 Buick LaCrosse, rear left upper forward, w/RPO Code GNE (H-Arm Rear Suspension).
• Fits 2010-2011 Saab 9-5, rear left upper forward, w/H-Arm Rear Suspension.
• Fits 2010 Buick Allure, rear left upper forward.

What It Helps Fix

• Rear suspension looseness or instability
• Clunking or knocking from worn arm bushings
• Uneven rear tire wear caused by suspension geometry issues
• Excessive rear-end movement over bumps
• Failed or cracked lateral arm bushings

Installation Notes and Tips

Install this lateral arm in the rear left upper forward position only on the listed applications. Verify the vehicle’s suspension configuration and RPO code where noted before ordering, especially on Buick LaCrosse and Saab 9-5 models. Because mounting hardware is not included, reuse or source the correct fasteners as required by the vehicle service procedure. After installation, perform a rear suspension inspection and alignment check if the vehicle manufacturer recommends it.

Quality Assurance

Dorman tests this replacement lateral arm for fit and function on the specified vehicles. Part number 527-169 is built as a standard replacement suspension component for direct service on the listed Cadillac, Buick, and Saab applications.