Difference Between ST235/80R16 and ST235/85R16 Radial Trailer Tires  

Do you by any chance mean 235/80-16 and 235/85-16? Because there isn't a 275 trailer tire size that I have seen. If so then the widths are the same between the two 235 sizes. The difference is overall diameter. The 235/80-16 is 30.9 inches in…

You can do this but you'd need to use a diode installed on the circuit so that the switched power won't backfeed onto the vehicle reverse lights. So what you can do is wire both the reverse light circuit and the switched power source to the…

In order to use your reverse lights as utility lights you would have to have a separate 12 volt power wire running to the lights. You would need a switch and you would need diodes to prevent back feeding. You would need to run some wire from the 12…

I spoke with my contact at Trailair and from your serial number we were able to determine that your trailer came with a 1621 HD pin box which is a long pin box style. I was unable to obtain the exact part number for your Trailair pin box but from the…

I have attached for you below some common torque values needed for a trailer suspension system but a lot of these will vary by bolt size and other factors. U-Bolts: Varies by Size - 1/2" bolts: 45 ft/lbs - 70 ft/lbs, 9/16" bolts: 65 ft/lbs…

The best tire for a trailer is going to be based on a few things. You will want to go with a tire that has a weight capacity that is higher than what your trailer would call for when loaded, and has a speed rating that is higher than the speeds you…

If you cannot access the pin terminals inside your 7-way trailer connector, you can simply cut the wires at the back of the plug. I would actually recommend cutting off the old plug if the plug has a lot of dirt and corrosion. Often times, dirt and…

The Demco Autoslide 5th Wheel Trailer Hitch #DM8550034 can not be locked out to only pivot at the head of the hitch so you would still have it sliding back while making turns. That being said, this hitch is a top tier option when it comes to fifth…

The ST255/85R16 tires will fit on the same 16x6 inch wheels as the ST235/80R16 tires. There will be a substantial size difference though. It will change your width from 9.25 inches to 10 inches and your overall diameter from 30.79 to 33.1 inches. You…

The closest trailer tire size to a 31x10.5-15 tire is going to be either a 225/75-15 or a 7.00-15LT. The 225 size is going to be about 8.8 inches wide and 28.4 inches tall. The 7.00-15 size is going to be about 7.8 inches wide and 29.4 inches tall.…

The overall diameter and width of a Provider #TA99VR 30.79 inches diameter by 9.25 inches wide. A 235/80R16 is 9.3 inches wide and has an outer diameter of 30.8 inches so a bit shorter but a little bit wider. The #PRG80235 is a 235/80R16 that would…

You are 100% correct! The closest match and best option to upgrade your 7.50-16 LT bias ply tires, is going to be an ST235/85-16 radial tire, like the Kenda Karrier #AM32743B you were checking out. This tire is pre-mounted on a 16 inch diameter by 6…