The John Deere R135864 Knuckle is an authentic OEM component designed for the steering system of John Deere 8010 Series Tractors. This genuine part ensures reliable and precise steering control, crucial for the operational integrity and safety of agricultural machinery. Manufactured to John Deere's rigorous standards, the R135864 knuckle provides exceptional durability and a perfect fit, maintaining the original performance specifications of your equipment. It is a critical component for the front axle assembly, contributing to the overall stability and maneuverability of the tractor.