Stemco 358-4075 Integrated Sentinel Grease Hub Cap

The Stemco 358-4075 Integrated Sentinel Grease Hub Cap is an advanced heavy-duty truck and trailer hub cap designed for grease-lubricated wheel ends. This professional-grade component features Stemco's proprietary Sentinel Technology integrated directly into the inspection window, providing superior contamination protection with fewer components and enhanced wheel end visibility.

Key Features:

• Integrated Sentinel filtration system eliminates contamination from dirt, grime, and water
• Tamper-proof design ensures maximum protection and maintenance-free performance
• Cast aluminum construction provides superior heat dissipation and durability
• Prevents warpage and extends service life compared to standard hub caps
• Fewer components than traditional Sentinel systems for easier installation
• Enhanced wheel end visibility through integrated inspection window
• Fits 6-1/4" x 8" UN(M) bolt pattern applications

Stemco has been the benchmark for commercial vehicle wheel end components for over 60 years. The 358-4075 combines proven reliability with innovative Sentinel Technology to deliver unmatched protection for your fleet's wheel ends. Designed specifically for trailer and heavy-duty truck applications requiring grease lubrication, this hub cap ensures optimal performance and reduced downtime.