The John Deere AZ33982 Tensioner Arm is a genuine OEM component designed for optimal performance and durability in various John Deere agricultural machinery. This essential part ensures proper belt tension, contributing to the efficient operation of combines including the 9400, 9500, and 9600 series, as well as 9900 series cotton pickers and 6000 series forage harvesters. Manufactured to John Deere's rigorous standards, this tensioner arm provides reliable and long-lasting service, crucial for maintaining machinery uptime.