Dorman 527-339 Lateral Arm - Rear Lower Forward

Dorman 527-339 Rear Lower Forward Lateral Arm

Dorman 527-339 is a steel lateral arm built as a standard replacement for the original equipment on select BMW suspension applications. It is precision-engineered and tested for reliable fit and function on the rear lower forward position.

Key Features

• Steel construction for suspension strength and durability
• Rubber bushings included for direct replacement of worn mounting points
• Black finish for a clean OE-style appearance
• Bolt-on attachment with 12 mm mounting hole diameter
• Stamped control arm design for the rear lower forward location
• Non-adjustable, grease-free design for straightforward service replacement

Detailed Description

This Dorman lateral arm, part number 527-339, is made for BMW rear suspension service where the original arm has worn bushings or lost structural integrity. The steel body and rubber bushings are specified for standard replacement use, while the stamped construction and bolt-on attachment support a direct OE-style repair. This part cross-references Mevotech Supreme CMS101471 for the same application.

Compatible With 2011-2017 BMW X3, rear lower forward, and 2015-2018 BMW X4, rear lower forward. For shoppers searching for a BMW X3 rear lower forward lateral arm or a BMW X4 suspension arm replacement, Dorman 527-339 provides a direct-fit service part for the listed applications.

Common Problems This Part Can Address

• Clunking or knocking from the rear suspension
• Excessive play caused by worn lateral arm bushings
• Uneven rear tire wear related to suspension looseness
• Imprecise rear suspension geometry after component wear
• Corrosion or fatigue in the original rear lower forward arm

Installation Notes and Tips

Verify the rear lower forward position before installation and confirm the mounting hole diameter matches the vehicle hardware. Because mounting hardware is not included, reuse or source the correct fasteners separately as needed. A professional alignment is recommended after suspension component replacement to confirm rear geometry is within specification.

Quality Assurance

Dorman manufactures this lateral arm as a precision-engineered replacement part and subjects it to testing for dependable service on the specified BMW applications. Part number 527-339 is built to meet standard replacement expectations for routine suspension repair.