Got a '99-'04 Ford Super Duty F250 or F350 with a Dana 50 or 60 front axle? This complete axle bearing and seal kit has all the small parts you need for a rebuild or repair. Perfect for trucks with leaf spring front suspension (also fits '05 Excursion with same setup). The kit includes inner knuckle/vacuum seals, outboard seals, inner axle tube oil seals, wheel hub bearing O-rings, wheel hub needle bearings, thrust washer kits, snap rings, and more – basically everything to reseal and refresh the front axle. Part numbers included are 50381, 50491, 52148, 41784-2, 550759, 47766, 701166X, 620142 (two of each). Saves you time hunting down individual components. From National Drivetrain – a trusted name in drivetrain parts. Makes your repair job smoother and ensures you have the right seals and bearings on hand. Always verify your truck's exact year, model, and axle type before ordering. Ideal for DIYers or shops working on Super Duty front end maintenance.