Parts Needed For Replacing Yates 530R Rollers On 7/8" Shafts  

The yellow and blue rollers are considered "non-marking" rollers so they are the ones I recommend most. Black ones have a tendency to leave marks on boats so usually don't recommend them. I attached a page that has all of…

Your trailer uses an open eye leaf spring like #e24SR. Over time as the leaf spring softens the gap you are seeing will get bigger. As long as the leaf spring is not falling off the hanger when you raise the trailer weight off the axle they do not…

In order to find the correct ribbed rollers for your boat trailer, you will need to measure the diameter of the shaft on the roller bunk assembly. For example, the CE Smith Ribbed Wobble Rollers #CE29210 fit both 3/4" and 1-1/8"…

In order to get your wobble rollers rolling again I have two recommendations. The first is to attempt to pull them off and clean them, then use grease to free up the movement. Another possibility is that the shaft is bent. You should be able to bend…

Since your main concern is the marks on the hull of your boat I recommend going to the Yates TPR Ribbed Wobble Roller. These rollers are constructed of thermal-plasticized rubber which is a non-marking, non-scratching material. It is stronger and…

The CE Smith Ribbed Wobble Rollers #CE29210 that you referenced is 5 inches in diameter and 3 inches wide overall. The inside hub width is 1-1/2 inches. This roller is designed to fit 3/4 inch and 1-1/8 inch shafts. I wasn't sure exactly what…

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.

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…

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…

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…

Even though I cannot comment specifically on the grease you used because I am not familiar with it, I can tell you the best grease for trailer bearings is a a grease with a rating of GC-LB, which just means it is made to withstand very high…

To determine the size of the hub assembly you need to purchase you have to determine which bearings are in the old assembly. If the old assembly has L44649 inner bearings, you would use the hub you chose #8-258-5UC1. If the inner bearings are marked…