Grease seals for trailer hubs, sized by the spindle seal surface diameter and the hub bore, including double-lip seals that keep grease in the hub and water and road grit out of the bearings.
Tie Down Engineering 81310 is a trailer hub grease seal with a 1.25 in inside diameter, sold as a 2 pack. Match the inside diameter to your spindle before ordering.
Tie Down Engineering 81312 is a trailer hub grease seal with a 1.50 in inside diameter, sold as a 2 pack. Match the inside diameter to your spindle before ordering.
The UCF MD150-198-25TB is a double-lip trailer hub grease seal for a 1.5 in shaft, with a 1.987 in outside diameter and 0.25 in width. Match the shaft diameter and housing bore to the seal being replaced before ordering.
The UCF SE125-197-25TB is a double-lip trailer hub grease seal for a 1.25 in shaft, with a 1.983 in outside diameter and 0.25 in width. Match the shaft diameter and housing bore to the seal being replaced before ordering.
UCF SE171-256-50TB is a double lip grease seal for trailer hubs, measuring 2.565 in outside diameter by 1.71 in inside diameter by 0.50 in wide. It carries the standard seal reference 171255TB and is sold each.
The UCF SE212-337-37TB is a double-lip trailer hub grease seal for a 2.125 in shaft, with a 3.376 in outside diameter and 0.375 in width. Match the shaft diameter and housing bore to the seal being replaced before ordering.
$3.49$1.99
The seal is the cheapest part in the hub and the one whose failure costs the bearings. Any hub service that opens the hub should end with a new seal, since the old one rarely reseats. Match the seal by the spindle's seal surface diameter and the hub bore; both dimensions are listed per product.