Sun Gear Precision 4WD Drive Shaft Component for John Deere - Sparex Part S.43551The Sparex S. 43551 Sun Gear is a precision engineered 4WD drivetrain component designed to transfer power smoothly from the differential to the axle, ensuring efficient torque distribution and dependable performance in agricultural operations. Built to maintain transmission integrity, its a vital part of the front axle assembly in John Deere tractors. Manufactured to exact specifications, this high strength gear is made from hardened steel for