Description

Overview

The trailer grease hub seal retains grease around the wheel bearings and helps keep contaminants out of the wheel end. It suits tapered-spindle trailer applications using a 663 inner bearing, including Rockwell, Dana, Rubery Owen and McGrath axle setups.

Features

• Grease-only seal for tapered-spindle trailer hubs.
• Hand-fit design with no installation tooling required.
• Matches wheel ends using a 663 inner bearing.

Specifications and Materials

Application: tapered-spindle trailer wheel end. Inner bearing: 663.

Part number: STM-0713G.

See the STEMCO wheel seal replacement guide

Compatibility and Fitment

Compare the removed seal, spindle type and inner bearing because similar seals suit different wheel ends. These cross-references show where this part replaces the part numbers and applications listed. Some installations may need minor changes. 307-0713, 3070713

Related Parts

Check this related bearing set against the trailer setup before ordering.

Compliance and Safety

Clean the hub, spindle sealing area and bearing surfaces before assembly. Replace a removed wheel seal rather than reusing it and confirm the bearings are correctly greased.

Trailer Applications

This seal suits tapered-spindle trailer wheel ends with a 663 inner bearing, including Dana Spicer Early axle applications.

Cross-reference and Suitability

This part cross-references to or suits the following equivalent part numbers and compatible alternatives:

Why Choose ICS Trailers

Grease seals can look similar while matching different spindle and bearing combinations. If the old markings are unclear, ICS Trailers can compare the removed seal, inner bearing number and axle details to help narrow down the correct 663 tapered-spindle application.

• Wheel-end matching can include the bearing set used with this seal application.
• Old seal numbers, photos and axle details can be compared when checking a replacement or compatible alternative.

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