[Compatible Vehicle]This outer axle bearing seal kit & tube seal kit & snap ring thrust washer kit is compatible with for 1998-2004 for Super Duty F450 F550 Excursion trucks with front leaf spring 50 / 60 axles. Also suitable for and 3/4 Ton and Trucks. Also fits for 99-04, 02-04 [Premium Quality]Made of steel and rubber, to high temperatures and , sturdy and . It can withstand long periods of intense use without loss of performance [Superior Sealing]The front axle bearing seal kits features a precision seal design, which prevents lubricant leakage and also prevents dust, water and contaminants from entering the axle housing, keeping your vehicle in top condition [Easy Installation]Direct replacement of the original front axle knuckle tube seal kit. Helps solve problems such as noise, leaks, vibration, movement and front wheel hubs that 't lock. Color: Black Material: Steel + Rubber Package Contents: 1x Axle Shaft Seal Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.