343-4024 Trailer Hub Caps Compatible With Stemco Aluminum Hub Cap For Trailer Axle Pack Of 2 With Extra Gaskets And Rubber Plugs Easy Replacement Durable Aluminum Build Heavy Duty Trailer Wheel Covers

Aluminum Trailer Hub Caps 343-4024, Pack of 2 with Gaskets
✔️ 2-pack cap set with extra gaskets/plugs; 5/16 bolt; 2-5/8 in deep

This hub cap set is designed to fit standard trailer hub assemblies similar to the 343-4024 style, and comes as a pack of 2 with extra gaskets and plugs. The durable aluminum shell gives tough wheel covers that seal the hub and shield bearings on heavy-duty trailer axles.

✅ 2 hub caps with gaskets and plugs, plus 2 extra gaskets and plugs
✅ Bolt size 5/16; overall depth 2-5/8 in; inside depth 1-7/8 in
✅ Flange inner diameter 3-1/2 in; flange outer diameter 5-1/4 in
✅ Excellent sealing to keep dirt, water, and debris out of the hub
✅ Transparent oil window for easy oil level check and lubrication
✅ High-quality aluminum construction built for heavy-duty trailer use

💡 What is a trailer hub cap with oil window used for and how does it help protect bearings? A handy explanation: - Protects bearings from dirt, water, and debris - Seals the hub to prevent oil leaks and prolong bearing life - Oil window lets you monitor lubricant level easily - Includes gaskets and plugs for snug fit