Arko Tractor Parts Light Switch Knob For John Deere 1010 2010 2510 2520 3010 3020 4000 4010 4020 4520 5010 5020 6030 R27963 AT65316

Restore the original functionality and appearance of your tractor's lighting system with this premium Light Switch Knob for John Deere. This essential dashboard component is designed to provide a precise technical fit for a wide range of New Generation and Generation II John Deere tractors. It is an exact match for the 1010 through 6030 series, specifically accommodating early serial number configurations for the 2510, 3010, and 4010 models. This knob serves as a direct technical replacement for OEM part numbers R27963 and AT65316. It features the standard four-position layout, allowing the operator to toggle between Off, Work, Bright, and Dim lighting modes. The interior is engineered with a reinforced D-shaft mounting hole to ensure a secure, non-slip fit on the lighting rheostat or switch stem. Built to withstand the high-vibration and outdoor environments typical of agricultural work, this Arko Tractor part features high-contrast white lettering on a rugged black finish. The ergonomic handle design ensures easy operation even while wearing work gloves. Whether you are performing a functional repair on a working farm machine or a professional restoration of a classic 4020, this switch knob provides the period-correct look and industrial-grade durability your equipment requires. Replacing a cracked or missing knob restores the ease of night-time operation and preserves the factory-correct aesthetic of your John Deere cab or platform.