Result: 4.80x12 tire and rim

Trailer tires that are the same size but with different load ratings will have different capacities. A load range C tire will have a higher capacity than a load range B tire of the same size. The Kenda 4.80-12 Bias Trailer Tire with 12 Inch White…

The 5.30-12 tires, being wider, are going to make more contact with the road. This means that the noise, and heat build up will be higher than a 4.80-12 tire but the rolling resistance will actually be less because the tire is larger diameter. The…

Yes, the Kenda Karrier S-Trail ST145/R12 Radial Trailer Tire #AM10140 referenced in your question will fit the same 12 inch wheel with a 4 inch width that your existing 4.80-12 size tires are mounted to. Just note that the ST145/R12 tire will be…

Load range B trailer tires are going to have a lower capacity than C load range tires. Basically that, psi rating, and the ply rating are the only differences. A higher load range tire would last a little longer than lower load ranges of the same…

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…

It won't really be necessary to upgrade the load range of your trailer tires as the tires only need to be rated for the weight of the boat/trailer minus the tongue which is usually around 10-15% of the boat/trailer weight. That said, you could…

For your 2008 GMC Sierra 1500, I do recommend checking the running lights pin on your 7-way. That will let you know if there is a trailer issue or a truck issue. This pin is located at the 11 o'clock position. There is a trailer park lamp fuse…

The two tire sizes are similar, but the 145/80-12 will be a bit taller at 21.3 inches vs. the 4.80-12 which has a diameter of 20.5 inches. Aside from that they are very similar and both fit 12 inch diameter rims that are 4 inches wide. The radial…

What you could do is go up to the next highest load range. The tire will have a higher capacity and ply rating so it will be more heavy duty and last longer. Please note though that using higher capacity tires will not increase the capacity of the…

The modern tire size equivalent to your 78-15 is the size ST205/75-15 like the part #AM10245. This is a Load Range D tire with the capacity of 2,150 lbs at 65 psi. For a Load Range C in this size you would want the part #AM10244 instead. This tire…

The difference is that D stands for bias-ply and R stands for radial. The main difference between a radial ply and a bias ply tire is how the tire is constructed. The cords inside a bias ply tire run at a 32 degree angle to the direction of travel,…

Yes, the #SWW-03 wedge is the correct wedge to use with your Reese Revolution pin box and your Reese 16k 5th wheel hitch. I confirmed this with a representative at Reese and they also suggested some maintenance tips that you can do to keep your hitch…