CATERPILLAR 390-6838 Arm AS 3906838

Caterpillar 390-6838 Arm AS – Premium OEM-Grade Motor Grader Component

The Caterpillar 390-6838 Arm AS is a critical structural component designed for a wide range of Caterpillar motor graders, including models EN6-18, EB9-16GC, E9Y-16M3, N9Y-16M3, B9H-16M, R9H-16M, EN5-16, F52-16, NN5-16, E9W-18M3, N9A-18M3, F53-18, and NN6-18. Manufactured to meet stringent OEM specifications, this arm assembly is constructed from high-grade steel alloys that ensure superior strength and resistance to wear under heavy load conditions. Its robust metallurgy and precision engineering guarantee optimal performance in demanding drivetrain applications, maintaining structural integrity and operational efficiency.

Engineered for durability and long service life, the 390-6838 Arm AS supports critical load-bearing functions within the motor grader’s articulation and steering systems. Its design facilitates smooth motion and precise control, essential for maintaining grading accuracy and machine stability on varied terrains. The component’s corrosion-resistant finish enhances longevity, reducing maintenance intervals and downtime. By integrating this OEM-grade arm assembly, operators benefit from improved machine reliability, enhanced safety, and sustained productivity in construction and earthmoving operations.

🔗 For detailed specifications and purchasing options, visit the official product page: Caterpillar 390-6838 Arm AS on AllParts Expert

Related part numbers: 390-6838, EN6-18, EB9-16GC, E9Y-16M3, N9Y-16M3, B9H-16M, R9H-16M, EN5-16, F52-16, NN5-16, E9W-18M3, N9A-18M3, F53-18, NN6-18