Moog K400027 Steering Idler Arm

Moog K400027 Steering Idler Arm

The Moog K400027 steering idler arm is built for Ford Super Duty steering systems that need precise bracket pivot support and dependable linkage movement. It is pre-greased and includes a grease fitting, helping simplify service and routine maintenance on heavy-duty trucks.

• Steering idler arm for Ford F-250 Super Duty and Ford F-350 Super Duty applications
• Pre-greased for initial service readiness
• Grease fitting included for future lubrication access
• Mounting hole diameter: 2.886 in. / 73.3 mm
• Length: 7.559 in. / 192.0 mm
• Moog K400027 engineered for bracket pivot assembly use

Built for Super Duty steering service

Moog K400027 is a steering idler arm for 2011-2022 Ford F-250 Super Duty and 2011-2022 Ford F-350 Super Duty bracket pivot assembly applications. Moog focuses on design updates that improve service life and make installation and replacement more straightforward, which is why this part is commonly selected for steering repairs on Ford F-250 Super Duty and Ford F-350 Super Duty trucks. This part cross-references Ford OE numbers BC3Z3A034A and 4501133 for the same application.

Common issues this part addresses

• Excessive play in the steering linkage
• Loose or inconsistent steering response
• Wear at the bracket pivot assembly
• Noise or movement from a worn idler arm
• Service intervals that require fresh lubrication access

Installation notes and tips

Verify the mounting hole diameter and overall length against the original part before installation. Inspect the surrounding steering linkage, bracket pivot assembly, and related wear points so the repair is completed with matched components. After installation, grease the fitting according to the vehicle service schedule.

Quality assurance

Moog is known in the chassis market for ongoing design improvements that support longer service life and easier replacement. The K400027 follows that approach for Super Duty steering service and is built for direct-fit replacement in the listed Ford applications.

• Fits 2011-2022 Ford F-250 Super Duty, Bracket Pivot Assembly
• Fits 2011-2022 Ford F-350 Super Duty, Bracket Pivot Assembly