Front Axle Knuckle Tube Seal Kit Fit for Ford F-250 F-350 F-450 F-550 Excursion Duty Super 4X4 trucks Dana 50 60 1998-2005 Replace 50491 50381 41784-2 Front Oil Seal Set Item Description Compatible Models: Fit for FORD Super Duty F-250 F-350 F-450 F-550 Excursion 4X4 trucks with front leaf spring Dana 50 / 60 axles 1998-2005, fit for Ford Excursions F250 And F350 3/4 Ton And One Ton 4x4 Trucks, Inner steering knuckle oil seals replace 50491/228600/710493, Outer tube oil seals replace 50381/710413, Vacuum sealing O-rings replace 41784-2/F81Z-4A322-AA Reliable and Durable: Front axle knuckle tube seal kit made of high-quality, wear-resistant materials, resistant to high temperatures and corrosion, able to withstand long-term high-intensity use without loss of performance, and able to perform well under various working conditions, providing your vehicle with Durable and reliable steering performance Excellent Sealing: Precision sealing design prevents the leakage of lubricating oil or grease, maintains the lubrication conditions required for normal operation of the equipment, reduces friction and wear, improves the efficiency and performance of the equipment, and effectively prevents external pollutants such as dust, moisture and other impurities Get in, protect your bearings and other critical components Timely Replacement: Don?t hesitate to replace the front oil seal immediately when your vehicle develops problems such as oil leakage, increased noise, odor or smoke, reduced performance, or when replacement is recommended during a scheduled maintenance schedule Easy to Install: Just remove the damaged or old seal and install the new one in its original position, product includes: 2 x inner steering knuckle oil seals, 2 x vacuum sealing O-rings, 2 x outer tube oil seals ? See more product details Compatible Models: Fit for Ford Excursions F250 And F350 3/4 Ton And One Ton 4x4 Trucks Fit for FORD Super Duty F-250 F-350 F-450 F-550 Excursion 4X4 trucks with front leaf spring Dana 50 / 60 axles 1998-2005 Replacement Part Number: Outer tube oil seals replace 50381/710413 Inner steering knuckle oil seals replace 50491/228600/710493 Vacuum sealing O-rings replace 41784-2/F81Z-4A322-AA Material: High quality steel High quality rubber Function: 1.Prevent lubricating oil leakage 2.Prevent contaminants from entering 3.Reduce friction and wear 4.Keep the environment safe When does the front oil seal need to be replaced? 1. Lubricating oil leakage 2. Odor or smoke 3. Increased noise 4. Performance degradation or regular maintenance plan, etc. Easy to Install: Just remove the damaged or old seal and install the new one in its original position What Can You Get: 2 x Outer tube oil seals 2 x Inner steering knuckle oil seals 2 x Vacuum sealing O-rings After-Sales: If you have any questions, please feel free to contact us, we will get back to you within 12 hours Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return 25 days from delivery date but product should be in original condition.