This trailer hub grease seal is a premium triple lip rubber seal with an inner diameter of 1.72" and an outer diameter of 2.56" with a thickness of 0.37". Grease seals are used to keep the water and road grime out and the grease in. This seal is most commonly used on up to 3700 pound capacity marine axles with E-Z Lube, Sure-Lube, Accu-Lube, Super Lube and non lubing spindles. This grease seal works on all industry standard trailer axle brands including Dexter, AL-KO, (LCI)Lippert and Rockwell American, and AxleTech axles.

Inner Diameter = 1.72"
Outer Diameter = 2.56"
Thickness = 0.37"