Features 1. 10-51 Red Oil Seal 10k 2.875" x 3.875" For use with Dexter and Lippert 10k hubs. 2. The one-piece seal is a double acting seal. The inner component is fixed to the spindle and the outer shell rotates with the hub. This seal has less wear and better leak protection. 3. This seal is for use with 9,000 - 10,000 lb Dexter Universal Oil Bath Shafts. Also for use with Lippert 10k shafts. Specification Outside Diameter: 3.88" Inside Diameter: 2.875" Compared to Dexter Part No: 010-051-02 Custom Bundle: Yes Exterior Part Type: Oil Bath Seal Manufacturer Part Number: 10-51 Part Type: trailer axle hub seal MPN: 10-2875-06 Bundle Description: this listing is for four 10-51 oil seals Material: Ironandglue Size: 11 x 9 x 6 cm Weight: 580 g Package Include: 1x Oil Seal Replacement for Grease 9K 10K 10-51 Trailer Axle Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.