The 010-051-02 oil seal is a premium unitized replacement part specifically recommended by Dexter for 9,000–10,000 lb General Duty trailer axles. Engineered for oil-lubricated hubs, this thinner-profile version provides superior leak protection without interfering with bearing placement, addressing issues caused by tolerance stack-up. With a 2.875" inner diameter and 3.880" outer diameter, it is ideal for maintaining high-performance axle function in heavy-duty applications.
Detailed Information:
Inner Diameter (I.D.)
2.875 inches
Outer Diameter (O.D.)
3.880 inches
Fitting:
Fits 9K–10K Dexter General Duty axles with 12.25" x 3.375" drum brakes. Compatible with hub casting numbers 9-44, 8-415, and 9-123. Thinner design helps avoid bearing contact caused by tight tolerances.
Features:
Unitized Dual-Action Seal: Inner portion remains stationary while the outer rotates with the hub for optimal sealing.
Thinner Profile Design: Prevents interference with bearings—ideal for precise axle setups.
OEM Recommended: Genuine Dexter part for consistent performance and proper fit.
Enhanced Leak Protection: Keeps oil in and contaminants out, supporting long axle service life.
Interchangeable Part Numbers:
DEXTER 010-051-02
DEXTER 010-051-00
NATIONAL 370150BG
OTCM OB2838051
Product Overview:
The Trailer Oil Seal – 010-051-02 – For 9K–10K Axles is a durable, unitized seal engineered to meet the performance requirements of Dexter General Duty axles. Its thinner profile eliminates fitment issues during reinstallation, while the dual-action construction provides superior sealing and reduced wear. Ideal for high-mileage and high-load conditions.
We want you to be completely satisfied with your purchase. That’s why we offer a hassle-free return policy within 30 days of delivery*. If your item is unused, in original packaging, and eligible for return, you can send it back for a refund or exchange.
*Some exclusions may apply
Some of our products are backed by a 1-year limited manufacturer warranty covering defects in materials and workmanship under normal use. If you experience any issues during this period, we’ll work with you to repair, replace, or resolve it according to warranty terms.*
*Proof of purchase required
Need it fast? We’ve got you covered. Orders confirmed before 3 PM Eastern Standard Time (Monday–Friday) are processed and shipped out the same business day. Orders placed after the cutoff will ship the next business day.
Trailer Oil Seal – 010-051-02 – For 9K–10K Axles | DXT
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Trailer Oil Seal – 010-051-02 – For 9K–10K Axles | DXT
