REV HD R1-T03 Trailer Wheel Seal | TN Spindle

REV HD R1-T03 REV-1 Trailer Wheel Seal | TN Spindle | Severe Duty Wheel End Seal

The REV HD R1-T03 REV-1 Trailer Wheel Seal is a premium severe-duty wheel seal engineered for commercial trailer axles with TN (Tapered Narrow) spindles. Designed to protect trailer wheel bearings from dirt, water, road debris, and lubricant loss, the R1-T03 delivers exceptional sealing performance for dry vans, refrigerated trailers, flatbeds, tank trailers, and vocational equipment.

Built with REV HD's innovative Flex Seal™ Technology, the R1-T03 helps reduce installation errors by allowing the seal to flex during hub installation, significantly reducing the chance of cocked seals—the leading cause of premature wheel seal failure. The heavy-duty steel construction, wider sealing surfaces, and multiple internal sealing lips provide superior durability in even the harshest operating environments. :contentReference[oaicite:0]{index=0}

Whether you're servicing a fleet trailer or performing preventive wheel-end maintenance, the REV HD R1-T03 provides OEM-quality performance that helps maximize bearing life, reduce downtime, and lower maintenance costs.

Key Features

• Premium REV HD REV-1 severe-duty trailer wheel seal
• Designed for TN (Tapered Narrow) trailer spindles
• Compatible with both oil and grease lubricated hubs
• Exclusive Flex Seal™ design helps prevent cocked installation
• Heavy-duty steel top plate protects against installation damage and brake heat
• Wider inside and outside sealing surfaces for improved coverage
• Multiple internal sealing lips for maximum contamination protection
• Includes complimentary Seal Extend installation compound
• Built for on-highway, off-road, and severe-duty applications
• 1-Year REV HD warranty

Specifications

• Brand: REV HD
• Part Number: R1-T03
• Product Line: REV-1
• Application: Trailer Wheel Seal
• Spindle Type: TN (Tapered Narrow)
• Outside Diameter: 6.000"
• Inside Diameter: 4.625"
• Lubrication: Oil or Grease
• Seal Material: Premium NBR Elastomer
• Warranty: 1 Year

Major Cross Reference Numbers

• SKF / CR 46300
• SKF / CR 46304
• SKF / CR 46305
• SKF / CR 46306
• SKF / CR 46308
• National 370025A
• National 380025A
• National 455211
• Stemco 373-0143
• Stemco 373-0243
• Stemco 372-7097
• Stemco 307-0743
• ConMet 10005436
• ConMet 10045888
• Meritor A1205G2191
• Meritor A1205R2566
• Meritor A1205X1662
• Meritor A1205C2343
• Dexter 1005503
• Great Dane 42478
• Hendrickson A-11571
• Hendrickson A-25540
• REV HD R1-T03

Common Applications

• Dry Van Trailers
• Refrigerated (Reefer) Trailers
• Flatbed Trailers
• Tank Trailers
• Utility Trailers
• Great Dane Trailers
• Wabash Trailers
• Hyundai Translead Trailers
• Vanguard Trailers
• Wilson Trailers
• Timpte Trailers
• Trailmobile Trailers
• Fontaine Trailers
• Most North American TN-Spindle Trailer Hubs

Why Replace Your Trailer Wheel Seal?

A leaking wheel seal can contaminate brake linings, damage wheel bearings, and allow moisture and debris into the hub assembly. Replacing worn seals during wheel bearing service helps maintain proper lubrication, extend bearing life, improve braking performance, and reduce costly roadside breakdowns.