Dorman 527-581 Radius Arm for Ford Super Duty

Dorman 527-581 is a front left suspension radius arm built as a standard replacement for specific Ford heavy-duty trucks. It is precision-engineered and tested to match the original equipment function on 2005-2016 Ford F-250 Super Duty and 2005-2016 Ford F-350 Super Duty applications.

Key Features

• Direct replacement radius arm for the front left suspension position
• Steel construction with a coated finish for added corrosion resistance
• Pre-greased design with rubber bushings installed
• Standard replacement grade for OE-style fit and function
• Coarse thread type and bushing attachment design
• Black bushing and arm finish for a clean OE-style appearance
• Fits 2005-2016 Ford F-250 Super Duty, front left
• Fits 2005-2016 Ford F-350 Super Duty, front left

Detailed Description

This Dorman suspension radius arm is built from steel and finished with a protective coating to help withstand demanding front suspension service. It includes rubber bushings and arrives pre-greased, supporting smooth articulation at the suspension mount. With OE-style dimensions and a standard replacement design, Dorman 527-581 is made for Ford Super Duty trucks that need a front left radius arm replacement without changing the original suspension layout. This part number, 527-581, is a direct-fit option for 2005-2016 Ford F-250 Super Duty and 2005-2016 Ford F-350 Super Duty models.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems This Part Can Address

• Worn or cracked front suspension bushings
• Excessive front-end looseness or wandering
• Clunking or knocking from the front left suspension
• Uneven steering response caused by a fatigued radius arm
• Corrosion or structural wear on the original arm

Installation Notes and Tips

Verify front left fitment before installation on your Ford F-250 Super Duty or Ford F-350 Super Duty. Inspect related suspension components, including mounting points and bushings, for wear before replacing the arm. Because this radius arm is not adjustable and does not include mounting hardware, reuse or source the correct hardware as needed for the vehicle.

Quality Assurance

Dorman designs this suspension radius arm as a tested OE-style replacement for specific Ford Super Duty applications. The steel construction, coated finish, and pre-installed bushings support consistent service in front suspension use. Part number 527-581 is engineered for direct replacement on the listed vehicles.