What is the standard size of a trailer tire?
Typical trailer wheel sizes range from 14-to-18-inch with 4 lug, 5 lug, 6 lug or 8 lug patterns. The lug pattern measures the diameter around the circle formed by the lugs on the wheel. Two numbers designate lug patterns, the first is the number of lugs on the wheel and the second is the distance measured across from each lug, or the diameter.
What are the best tires for trailers?
Top Brands
- Carlisle. The company started in 1917 and was founded by Charles S. Moomy in Carlisle, Pennsylvania. ...
- Maxxis. Starting in 1967, Maxxis International began manufacturing bicycle tires in Taiwan. ...
- Trailer Master. Trailer Master has been in business for the past 50 years. ...
What size are tractor trailer tires?
You can extend the life of semi trailer tires with a regular tire maintenance and retreading program. What size are tractor trailer tires? Semi tractor tires generally range between 19.5 and 24.5 in size. Find the right size for your tractor trailer using the filters above.
What are the normal RV tire sizes?
What Are the Normal RV Tire Sizes? RV tire sizes are determined by the size of the rims, which are usually between 14.5 inches to 19.5 inches in diameter on the larger rigs. Half-inch measurements are typically found on heavy-duty trucks and trailers, which are used as chassis for the larger RVs.
What are standard trailer tire sizes?
8 - 9 - 10 - 12 - Inch Trailer Tire SizingOlder SizeTire SizeOverall Diameter16.5 x 6.5 - 8165/65-816.5 inches18.5 x 8.5 - 8215/60-818.3 inches-6.90/6.00-921.1 inches-205/50-1018.3 inches6 more rows
Does trailer tire size matter?
The biggest advantage and reason most people go with a larger trailer tire is the increased weight capacity that the larger tires offer. The larger diameter offers a negligible amount of better ride quality for the trailer since the larger the tire the less "affected" it is by smaller bumps.
How fast can you go with 12 inch trailer tires?
The 12 inch tires that we carry are rated for 65 miles per hour. Any faster than that for extended periods and the excessive heat build up will cause tire failure. To get a tire with a higher speed rating you would have to go up in size. That also means you will need different wheels.
Are wider tires better for trailers?
Typically, a wider tire will offer more stability, but with a small, light trailer any advantage provided by the wider tire would be tiny. There are some differences in the two tires you mentioned that could possibally make the tire for your setup.
Should trailer tires be inflated to max psi?
When it comes to trailer tires you always want to have them inflated to their max psi when cold. Not only do you get the full capacity at the max psi, you also will generate less heat in the tire since there won't be as much flex in the sidewall, you'll get better wear and better fuel mileage.
Why do trailer tires wear out so fast?
That said, rapid or significantly uneven trailer tire wear can be caused by: Riding with the wrong tire pressure. Exceeding your tires' load capacity. Trailer misalignment or bent wheels from hitting curbs, potholes or debris.
What ply tire is best for travel trailer?
The 10-ply Maxxis M8008 ST is a top choice for owners of large travel trailers. Its load capacity of 2830 pounds in load range E is up to the task for most RVs in that class and it has a speed rating we don't ever recommend testing with a trailer (R, which is up to 106 miles per hour).
What is the best load range tire for a trailer?
C load range tires are suitable for many types of trailers. With a tire pressure of 50 psi, a C range tire with a diameter of 14” can support a load of about 1,700 pounds per tire.
What ply should trailer tires be?
Now, if you own a large trailer caravan or boat trailer, the safest thing to do is to purchase 14-ply tires. These tires are tougher than lower load ratings, which means that they will work better with more weight on them.
Why does my trailer bounce so much?
Improper tire pressure, oversized trailer tires, stiff suspension, improper load balance or tongue length combined with the position of the axle can all be culprits. All parts of the towing system must be working together to keep the tires on the pavement and ensure a smooth ride.
How long should trailer tires last?
between 3 to 8 yearsTire Lifespan The life expectancy of a trailer tire varies from manufacturer to manufacturer; however, most are between 3 to 8 years, regardless of mileage.
Do wider tires use more gas?
Larger tires decrease your fuel economy because they are heavier, while smaller tires increase fuel efficiency. Bigger tires also have a higher rolling resistance than smaller tires which means they require more resistance and effort to get them rolling.
How do I know what size trailer tire I need?
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.
Can I use regular tires on my trailer?
Never use passenger tires on a trailer. They are usually rated Load Range B, a 4-ply equivalent, because their sidewalls are flexible for a smooth ride—far too flexible for trailer duty. They are not engineered to stabilize heavy loads or to handle the temperatures that build with them.
Can I put 15 inch tires on my trailer?
Yes, you can change trailer wheel size from 13 inch to 15 inch on the same axle if that axle isn't a 2000 lbs axle. Most 2000 lb axles are not rated to use a 15 inch tire.
Can you run two different size tires on a trailer?
An important point of consideration is when using two different size tires, the load has to be no more than the capacity of the lowest rated tire. With this substantial difference with both weight capacities and inflation levels, the chances of inadvertently overloading on the smaller side tire is quite possible.
How much space do you need for a trailer tire?
As long as you have enough clearance for them you can upgrade to a larger tire size. We recommend having at least 2" of space from your tire sidewall to the trailer frame and then at least 4" between the tire tread and a fender to account for suspension travel. 75910
What is the tire number for Trailer King?
They will get the job done but I wouldn't say they are anything special. If you're looking for something better, then I recommend the Goodyear Endurance # 724857519 which is also available on a white wheel with a 6 on 5-1/2" bolt pattern as part # 724857519 A. 76000
How much clearance between tire and fender?
We just say to make sure you have at least 4" of clearance between the top of the tire and your fender to account for suspension travel and then at least 2" from the trailer frame to the sidewall of your tire. Trying to match you current tire dimensions is a good way to go if you know that your current tires have the proper amount of clearances. 75227
What is the difference between bias ply and radial tires?
Bias ply tires are stiffer and can handle more weight, but that also means more friction, thus more heat build up. Radials on the other hand have more flexibility. So they build less heat, but being less stiff means less weight capacity and more trailer sway. ST tires come in both bias ply and radial.
How much weight should a 7k axle tire weigh?
Weight ratings are for each individual tire so for a 7K axle you would want a tire that has a weight rating of at least 3,500 lbs so that you can be confident your tires aren't the least rated component.
What size tires should I use for a baby moon trailer?
As long as the tires are rated properly for your trailer then I don't see any reason to go larger. I would go with the White # AM20212 or Black # AM20214 wheel which will fit with the Baby Moon Hubcap # AM90086 . You can either keep your current tires or you can use something a little more heavy duty like the Kenda Karrier # AM10208 which is a load range D. 79975
How much clearance do you need for a trailer?
We recommend having at least 4" of clearance to the fender for suspension travel and 2" of clearance to the trailer frame. You might be able to use larger tires and still maintain this type of clearance but I'd need to know what kind of clearance you currently have first. 80118
What size tires are used for a trailer?
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. Large size trailer tires are made up of three ...
How wide is a 225/75R15 tire?
In the case of a 225/75R15, the tire is roughly 9 inches wide, 28 inches tall and mounts on a 15 inch rim.
What do the numbers on a tire mean?
Three digits follow the class and the letters of the wheel — these three numbers represent the normal width of the tire. The numbers are the section width or cross-section width of the wheel in millimeters. When looking at a bird’s eye view, this is the tire’s width when the wheel is upright.
What is tire class?
The tire class is the two-letter classification of what kind of service the vehicle’s wheel can perform, and the size gives you the details of the wheel’s height, width, and diameter. This information can help you understand the specifics of your exact wheel when you’re searching for a new one.
What does the inscription on a tire tell you?
The imprinted inscription with bold letters and adjacent numbers can tell you not only your tire class but also the wheel’s width, aspect ratio, internal construction, and rim diameter code.
What happens if you use a passenger tire that is wrong?
If you use a passenger tire with the wrong size dimensions, you are running the risk of a wheel blowing out on a major highway. The wrong sized one could cause serious harm to your trailer, yourself, or other drivers on the road.
What happens if one of the wheels can't carry the stress of the trailer?
If one of the wheels can’t carry the stress of the trailer, your vehicle could make a trip to the mechanic or become a safety hazard.
What does ST stand for in tires?
If you have a vehicle with a heavy load, you want to make sure your tire starts with the letters “ST,” which stands for “Special Trailer” tire. As you could probably tell by its name, this accessory will only work on trailers. ST wheels have stronger sidewalls, which allow them to carry heavier loads. In addition, they can withstand excessive heat and are sturdy enough to reduce sway.
Can a trailer tire tow a large object?
Trailer tires can tow large objects for many miles at a time. If you install ones of the wrong class and size, you could experience the following hazards:
RV Tire Size Chart
There are various reasons you should use an RV tire size chart while looking for the correct tire size. Your RV’s tires bear the heavy loads of the vehicle and are the only portions of it that contact the road. When it’s time to buy new tires, making sure you get the right size is crucial to the health of your tires and motorhome.
How to read an RV Tire Size on tires?
This refers to the service or kind of vehicle for which the tire was built. Usually, the letter P refers to the passenger, the most prevalent tire type. Another tire type you’ll come across is C for a commercial tire. If there is no letter, the tire was likely made in Europe for European vehicles.
Tire Sizing Guide
What makes RV tires unique? The tires on an RV are not the same as those on a regular car. Because of its weight and the heavy loads, you’ll need tires that can support a much larger cargo load than standard vehicle tires.
RV Tire Size Types
All-position Commercial Truck Tires are ideal for Class A Recreational vehicles
Conclusion on RV Tire Sizing
When shopping for new tires for your RV, consult a tire professional if you’re unclear how to read tire measures from a tire size chart and the tire walls. This is because various options of tire sizes may have different load capabilities and may need wheels with varying widths of rim or diameters, as well as other inflation pressures.
What are the most common tire sizes?
What Are the Common Tire Sizes for Vehicles? The five most popular tire sizes for passenger vehicles are P215/60R16, P225/50R17, P265/70R17, P195/60R15 and P215/55R17 , according to Modern Tire Dealer.
What does the P stand for in tire size?
The P or LT in the beginning stands for Passenger or Light Truck . The next three numbers signify the width of the tire section in millimeters from sidewall to sidewall. The two numbers after the slash indicate the height of the sidewall as a percentage of the section width. The R stands for radial tire construction. The last two numbers represent the wheel diameter in inches.
