Can I Cross Safety Chains Three Times  

Welding a brake flange on a spindle is not something we recommend most people doing. Most spindles have these welded on at the factory with specialized jigs and higher precision welding equipment that what even experienced do-it-yourselfers have. The…

The correct bearing kit for your Lippert 3,500 lb axle is the Bearing Kit #BK2-100. This kit uses inner bearing #L68149, outer bearing #L44649, their accompanying races, along with grease seal #58846. I've added a link to a video review of this…

I called Lippert and they informed me of the grease seal dimensions for your 3,500 lb axle. The correct replacement grease seal for you is part #168255TB.

There are two different locations for your PIN for the Curt Echo Wireless Trailer Brake Controller - 1 to 2 Axles - Proportional #C51180. One is under the cap on the Echo itself. The other is on the quick reference card that came with the Echo. This…

Safety chains come in a variety of classes: Class I (2,000 pounds gross trailer weight or GTW), Class II (3500 pounds GTW), Class III (5,000 pounds GTW), etc. It is important that the capacity of the chains exceed your GTW, the weight of the loaded…

The difference between the ID of the seal and the diameter of the seal riding surface on your spindle, although a VERY small amount, is large enough so the seal will not be compatible. This assumes that the 1.87 inch diameter of the spindle you had…

The rule of thumb for estimating a tongue weight is 10-15 percent of trailer weight. A 4,600 pound trailer would have a tongue weight between 460 and 690 pounds. Somewhere between a 1,000 to 2,000 pound capacity jack would be fine. Having a jack that…

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

Trailer wheel bearings are specific to the spindle that is installed on the axle that is on your trailer. You will need to safely support the trailer, remove the wheel and tire, remove the grease cap, remove the cotter pin and washer that secures the…

The difference between an load range C and load range D tire in the same size is the capacity and psi rating. The two tires will still have the same dimensions and fit on the same wheel. The D rated tire has a higher capacity. For a ST175/80D13 like…

That's a very good question, we tend to be extra cautious and say to use 10 gauge wire because that would be more than enough. When you get into longer trailers that will end up using a lot of wire the heavier gauge wire becomes more necessary.…

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…