Getting a Trailer Hub Cap If you’re brand-new to trailering or simply aiming to add some additional flare to your vehicle, buying a trailer hub cap might be an idea. These little steel covers atop the center of trailer wheels (often called dust caps) keep dust, water, sand as well as roadway grime out of your bearings to make sure that they don’t wear down over time. You’ll find these caps in a variety of designs, forms and also shades. Some are glossy chrome and others are plain steel, depending on the design of wheel you have. You must get a trailer center cap that matches the design of the trailer’s wheels and also is made to endure the most intense problems. Several of our favorites are the Stemco brand as well as the Hubco product line from Wheelco Truck & Trailer. Usually, you’ll wish to choose a hubcap that has the exact same variety of studs as the trailer’s wheel. Generally, this will certainly be eight of 5/8″, 8 of 3/4″ or 12 of 1/2″ studs. Among the most usual errors when getting a trailer center cap is to over-grease it. Over-greasing misbehaves for your bearings since it includes pressure to the real seal and can ultimately trigger the dirt cap to blow off, exposing the bearings to dust and also dirt. A number of makers, consisting of EZ Loader and also Ranger, utilize oil-filled centers in their trailers. These hubs layer the bearings with oil as they spin, developing a much more reliable barrier between the bearings and water than grease. These centers have actually the included advantage of being simpler to solution since you can drain pipes the oil out without eliminating the entire center. But they aren’t recommended for trailers that rest for extended amount of times because the oil can decide on the reduced fifty percent of the bearings, allowing water to enter the top section of the hub setting up. There are 2 major ways to reconstruct your trailer’s hubs, and also the very best technique is normally to acquire a full axle center that features all the bearings and seals already pushed in. You can find them at most trailer supply components counters and online. When getting rid of a hub’s dust cap, you’ll need to jack up the trailer so that it can rotate openly. After that, utilizing a little 2×4 or comparable things, extra pound the dirt cap in position so it’s established evenly. This will make it simpler to remove the dust cap without ripping it off.