Trailer Oil Seal – 10-2875-08 – For 9K–10K Axles – BLK


Trailer Oil Seal – 10-2875-08 – For 9K–10K Axles – BLK
The 10-2875-08 black oil seal is a high-performance unitized seal designed for 9,000–10,000 lb Dexter General Duty axles. Engineered for use with oil-lubricated hub assemblies, this seal features a dual-action design: the inner lip remains stationary on the spindle while the outer casing rotates with the hub. With a 2.875" inner diameter and 3.880" outer diameter, it ensures secure sealing and extended component life in demanding trailer applications.
Detailed Information:
| Inner Diameter (I.D.) | 2.875 inches |
|---|---|
| Outer Diameter (O.D.) | 3.880 inches |
Fitting:
Compatible with 9K–10K Dexter General Duty axles using 12.25" x 3.375" drum brakes. Fits hub casting numbers: 9-44, 8-415, and 9-123.
Features:
- Dual-Action Unitized Design: Inner seal remains fixed; outer rotates with hub, reducing friction and wear.
- Oil Bath Compatible: Provides a secure seal for oil-lubricated hub systems.
- Enhanced Durability: Helps maintain lubrication and protects against dirt and water intrusion.
- Easy Replacement: Precision fit for common 9K/10K axle configurations.
Interchangeable Part Numbers:
- DEXTER 010-051-00
- NATIONAL 370150BG
- OTCM OB2838051
- TEXTRAIL 7700081
Product Overview:
The 10-2875-08 – Trailer Oil Seal (Black) – is designed to deliver reliable sealing performance for Dexter 9K and 10K oil bath axles. Its rugged unitized design minimizes maintenance by preventing leaks and extending the service life of your axle and hub components.
- Product type: Seals






























