Do 13 inch trailer tires need to be balanced?
Since the primary duty of a trailer tire is supporting a vertical load, rather than gripping an automobile through turns, trailer tires do not have to be dynamically balanced like passenger car tires do. Steering and cornering are less of a concern on a trailer tire than they are on an automotive tire.
What do trailer tire numbers mean?
Trailer tire sizes are broken into main groups 12 inch and smaller and 13 inch and larger. Sizes 12 inch and smaller are generally listed by a two number size, such as 4.80-8 or 5.70-12. The first number in this size is the width of the tread, the second number is the size of the rim that it mounts on.
What is the difference between 175 80D13 and 175 80R13?
What is the Difference Between ST175/80D13 Tires and ST175/80R13 Trailer Tires. The D in 175/80D-13 indicates that it is a bias ply tire where as the R in 175/80r-13 indicates that it is a radial tire. The difference is how the steel belts inside are oriented.
Do trailer tires need to be rotated?
Whether you have a single, double or tri axle trailer, your tires should be maintained by rotating them. Similar to tires on your vehicle, trailer tires can wear out, develop an unusual or not normal wear patterns, and this can shorten the life of your tires.
Do wider tires handle better?
Larger tires improve handling and cornering, due to wider tread faces and stiffer sidewalls. Wider tires may also increase acceleration, especially in very powerful vehicles such as muscle cars. Larger wheels with lower profile tires are sometimes aesthetically desirable.
What is the difference between R13 and D13 tires?
Helpful Expert Reply: Yes, you can run a 175/80-R13 tire on a trailer that came with a 175/80-D13 tire. The only difference between the two is that “R” stands for radial ply and “D” stands for diagonal. This tire has a load range D (1,610 lbs per tire) with a 81 mph speed rating which is one of the highest we offer.
What does ST175 mean?
The tires on a boat trailer might be labeled: ST175/80D13 C. *ST – These tires are for a trailer (Specialty Tire for trailer use only) *175 – The maximum width of the tire is approximately 175 mm at the widest point. *80 – Indicates the height of the sidewall is 80% of the width (in this case 140 mm)
What do the numbers on your trailer tires mean?
Load range tells you the type of load a tire is designed to support at a specific inflation pressure. Trailer tires typically have C, D, or E load ranges.
What does date code 2615 on trailer tire mean?
A date code of 2615 means the tire was made in the 26 th week of 2015. Some trailer tire manufacturers suggest three to five years is the average life expectancy of a trailer tire, regardless of mileage.
What kind of tires do you use on a trailer?
Radial tires (or ‘radial-ply tires’) are constructed with polyester and/or nylon plies that run across the tire perpendicularly, and sometimes include steel belts that run under the tread. Bias-ply tires Bias-ply cords layer in a criss-cross pattern from sidewall to sidewall, and they are also sometimes reinforced with a steel belt.
What does St mean on a trailer tire?
The first thing you want to see is ‘ST,’ which stands for Special Trailer tire. With their heavy-duty construction, trailer tires are built to tow heavy loads, withstand excessive heat, and reduce sway. Trailers can only use ST tires, and ST tires can only be used on trailers.