Stemco 359-6125 Sentinel ESP Extended Service Hubcap Plug - Gray

The Stemco 359-6125 is a Sentinel ESP (Extended Service Plug) designed for commercial vehicle hubcap applications. This genuine Stemco replacement plug features advanced Sentinel Technology that provides superior protection against contamination from dirt, dust, sand, and water while allowing proper venting of the hub cap.

Key Features:

• Sentinel ESP technology with integrated filtering system
• Fits all Stemco hubcap models with 1-1/8 inch plug opening
• Gray thermoplastic construction for durability
• Allows retrofitting of existing wheel ends with advanced Sentinel protection
• Compatible with trailer, drive, and steer axle applications
• Replaces standard red rubber vent plugs with enhanced filtration

This Extended Service Plug is an economical solution for upgrading wheel end protection on commercial trucks, trailers, and heavy-duty vehicles. The Sentinel technology creates a waterproof seal while maintaining proper hub cap ventilation, helping to extend equipment life and reduce maintenance intervals. Stemco has been an industry leader in wheel end components since 1951, and their products meet ISO-9001:2015 quality standards.

Note: This part is sold in bulk packaging (50 pieces per pack). For blister pack packaging containing 2 plugs, see Stemco part number 359-6124.