RV Tires 10 WHEEL DIAMETER - 16” For RV use only, Michelin displays tire loads per axle end in the load and inflation tables, as we recommend weighing each axle end separately and using … Best Trailer Tires to Avoid Blowouts - Camper Smarts While it is possible to buy Special Trailer (ST) tires with a tire speed rating of 80+ MPH, some ST tires put on travel trailers and RV fifth wheels by manufacturers have a maximum tire speed rating of just 65 MPH. Speed … The following chart represents this comparison: Load Range Ply … * W- and Y-speed ratings are subcategories of the Z-speed rating. Weight … Treadwear … Ply Ratings – P.R. Trailer Tire Sizing. TRAILER TIRES .COM, The Trailer Tire Superstore! ... Whatever tyres are fitted to the towing car, caravan, trailer tent or motorhome, it is essential to the safety and… Advice and Information Maximum Speed … This rating represents the tire’s treadwear, traction and temperature performing capability. Tire Load Range Chart In the example, P215/65R15 85H, the 85 load index means the tire can carry up to 1,135 pounds. Castle Rock Tires Speed Rating. Ply rating is a little outdated, and today the number of plies just represents its equivalent strength. TIRE The tire may be able to reach higher . Trailer Tires They even identified inflation increase and load capability reductions necessary to operate up to 75 mph. Suntek HD Trail + All Steel Heavy Duty Premium Trailer Radial Tire-ST235/85R16 235/85/16 235/85-16 132/127M Load Range G LRG 14-Ply BSW Black Side Wall. Tire Load Index Chart | Tire Buying Guide | Tires Plus Flotation, light truck and special trailer service tire sizes use load ranges that ascend in alphabetical order with stronger tires identified by letters further along in the alphabet. Built with custom aluminum molds for a precise and … UndeRsTandInG GRoss VeHICle WeIGHT and GRoss VeHICle WeIGHT RaTInGs … Tire Ratings and Information Tire Load Capacity - How much of a load can your tires ... If your tires have this code, you can use the chart below to see how much weight each tire can support. Trailer Parts Superstore has been selling trailer tires, trailer wheels & tire accessories since 1981. When Z-speed rated tires were first introduced, they were thought to reflect the highest tire speed rating that would ever be required, in excess of 149 mph. Carlisle Radial Trail RH Trailer Tires. To get a clearer understanding of tire speed rating, here’s a chart to help you. A load range ‘C’ tire, for example, is at its peak load capacity—possibly 1600 pounds—when it’s inflated to its maximum pressure … (2) … Usually speed ratings are matched to the top speed capability of the vehicle. Use this easy to read tire code guide to help translate what tire codes mean on your trailer! Special trailer tires have a maximum speed rating, just like passenger car and truck tires. Older tires have no special marking to designate a limit. Their maximum speed is 65 mph. Newer tires, those manufactured in 2015 and later, should have one of the following codes on the sidewall to show their rating: This tire rating is not required by law so may not be listed on your tire. FREE ROLLING TIRE (FRT): This indicates the tire can be used on trailer axles and axles of motor vehicles other than front steering and drive axles Tire Size Load Range Single Load Single Inflation Dual Load Dual Weight Rim Width Overall Overall Diameter Static Radius RPM RPK Tread Depth Min. Multiply the load carrying capacity by the number of the tires on the trailer. Most boat and utility trailer tires have this speed rating which is a maximum of 75mph. Tire Speed Rating Chart In this page you will find tire speed rating chart with maximum speeds in MPH and KMH, tire pressure and also tire load adjustments for high speed driving. Trailer Tires and Wheels - Pete's Tire Barns Online Tire ... You may or may not want to haul a trailer at 75 mph, but . Shop for top name brand trailer tires and wheels, including LoadStar & Goodyear, at discount pricing. As you can see on the load index chart below,. At 60 psi on a 10ply tire, the tire's load carrying capacity is reduced to 2,314 pounds per tire. Dual Spacing Speed Rating W and Y-speed tires were innovated later as cars got faster with the help of technology. 215 60-8 (18.5X8.50-8) Load Range C Bias Ply Trailer Tire. on boat trailers, cargo trailers, horse … Ply … Shop for top name brand trailer tires and wheels, including LoadStar & Goodyear, at discount … Tire Speed Rating Chart. A new trailer tire will have a letter on its sidewall that indicates its speed rating: M for 81 mph, L for 75 mph, and J for 62 mph. This rating is for normal inflation and load conditions and good road conditions. Traveling at a higher speed than indicated may cause heat to build up, which can lead to sudden tire failure. The Castle Rock ST235/80R16 Radial Trailer Tire has a speed rating of L. That letter translates into 75 mph, and that is the system the federal government … Point of clarification. 205/75R15 tires have a diameter of 27.1", a section width of 8.1", and a wheel diameter of 15". A … These tires are suitable for a variety of tasks, but most importantly they will be an excellent choice for your boat… But tire makers test their own tires and assign their own speed ratings. The treadwear is a 3 … Using the Load Range Chart, the 117/112 load index equates a load capacity for a single tire of 2,833 pounds and a load capacity of 2,469 pounds for two tires. TIRE INFLATION EQUATION: Tire Weight / Tire Pressure = Load Capacity Pounds per PSI. A tire ply rating is an expression of the tire’s strength and capacity. Like truck tire load ratings, the higher the load index, the more robust the tire is. It's called the Uniform Tire Quality Grading Standards (UTQGS) (PDF 4.51 MB), and the tire ratings are on the sidewall of every passenger vehicle tire sold in the United States. Multiply number x 4 for total vehicle. You’ll find M and N ratings on tires for temporary use like spare tires. Trailer King ST Radial Trailer Tire. The Trailer King ST Radial Trailer Tire is a top of the line, high-quality product from a tire manufacturer that caters explicitly to trailer owners. In being so, there are many things I love about this product. First, the enhanced shoulder design is something my particular trailer would... As you can see on the load index chart below, the 75 in the example above has been assigned a load carrying capacity of 853 lbs per tire. Higher Speed Ratings. Using the Tire Load Index Chart. Generally … Both have a 4-ply rating, but the Extra Load can support additional load at up to 42 PSI while the Standard Load is 36 PSI. To know if your tires are the right ones for your travel trailer, fifth wheel or cargo trailer it's important to compare the fully loaded weigh of your RV to the weight rating of the tires. The reason the capacity for two tires is lower than a single tire is to make sure that the vehicle can continue to carry the load should one tire fail. For example, the Kenda 4.80-12 Bias Trailer Tire with 12-inch white wheel, #AM30660 is a C range tire with a capacity of 990 lbs at 90 psi. 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) Load Rating: E. Max Pressure: 80 PSI. Tire Inflation Chart. Most boat trailer tires fall under C or D. If boat trailer tires hold a C Load that means it can carry up to 1,820 lbs. The highest rating, Z, is 149+ mph. Radial Trail RH Trailer tires are manufactured by Carlisle for use. with RV tire expert Roger Marble. For example, if a tire has a load index of 92, it can support 1,389 pounds at maximum air pressure. The tire load index lets you know the load carrying capacity of a tire. These early speed ratings set the foundation for the tire speed rating system still in use by the DOT and tire manufacturers today. LT-Metric LT285/70R17 121/118S Load Range E. 285 – Section Width in millimeters. If yes, then this version could be one of your most practical choices to consider. Since the tire is rated lower than the wheel, the lower … Wear rating . Our goal is to help you understand this rating system. The last letter of the tire code is the tire’s speed rating, which is the max speed the tires are rated for in ideal conditions. Both have a 4-ply rating, but the Extra Load can support additional load at up to 42 PSI while the Standard Load is 36 PSI. For most travel trailers, the tire pressure is mostly between 40 psi to 65 psi. Most travel trailer and 5 th wheels tires fall between range B and E. As you move … Up next is the … Please note that this is the speed rating chart example used for instructional purposes. Ply refers to the number of layers that make up your sidewall. Overall Width (IN/MM) 10.9/277. TIRE SIZE PLY RATING LOAD RANGE SPEED SYMBOL OVERALL DIAMETER (IN) SECTION WIDTH (IN) TREAD DEPTH (32NDS) RIM STATIC LOAD RADIUS REVS PER MILE WEIGHT (LB) TYPE 11R22.5 14 G L 41.4 11.0 20 8.25 19.4 500 118 TL The top choice trailer tire is easily the top-selling and consumer recommended Goodyear Endurance. But tire makers test their own tires and assign their own speed ratings. That is, … 4.80-8 in. The tire’s ply rating has a direct relation to its load carrying capacity, usually shown with a 2 or 3 digit number. RV Tire Safety. ** Per the TR&A 2007 yearbook, for tires having a maximum speed capability above 240 km/h (149 mph), a ZR may appear in the size designation. I have a 5000 lbs travel trailer that has ST225/75 15D tires. Radial Trail RH Trailer Tires. P Single Max … Trailer tires typically have C, D, or E load ranges. (2) 7/7/3 Manufacturer’s Limited Casing Warranty: 7 Year or 700,000 Mile or 3-Retread Limited Warranty for MICHELIN ® X LINE ENERGY Z tire when retreaded by an 70 – Aspect Ratio. A letter from A to Z symbolizes a tire’s certified speed rating, ranging from 5 km/h (3mph) to above 300 km/h (186 mph). 4.80-12 in. ST – special trailer; T – temporary rated tires. SPEED INDEX, also called speed rating of a tire, is the rating it has been designed to run at and still provide performance characteristics. Sometimes the tires won’t show any signs of wear or damage … RV Tires Speed Rating; 1: Goodyear Unisteel G614: L: 2: Goodyear Wrangler Silent Armor: R: 3: Michelin XPS RIB: R: 4: Boto Tyres BT926: M LOAD/INFLATION INFORMATION FOR GOODYEAR® ENDURANCE SPECIAL TRAILER (ST) TIRES ... HIGHWAY STEER AND ALL-POSITION TREAD DESIGNS USED IN NORMAL HIGHWAY SERVICE* Tire Size Max Speed Rating Single (S) Dual (D) Inflation Pressure - PSI mph 65 70 75 80 85 90 95 100 105 110 115 120 225/70R19.5 75 S D 2895 2720 3040 2860 3195 3000 3315 3115 3450 … We carry the tire sizes that people are looking for. Tire Load Index Chart [Click to Expand] Speed Rating. (See load inflation charts on pages 9–11.) Written by Kupis on June 23, 2020 in Chart. Whether your needs are for travel, fun or work, the Trailer King RST gives you the performance you need at a price you can afford. 121/118 – Load … To know if your tires are the right ones for your travel trailer, fifth wheel or cargo trailer it's important to compare the fully loaded weigh of your RV to the weight rating of the tires. The circumference is 85.1" and they have 744 revolutions per mile. Sales: 877-410-8606. Speed Rating Max MPH Max KMH; A1: 3 mph: 5 km/h: A2: 6 mph: 10 km/h: A3: 9 mph ... Special Trailer Tire Load Inflation Chart. We are your trusted source for … Discount Prices, Car Hauler Trailers, Cargo Trailers, Camper … Trailer Tires 6 Items. STEER / ALL-POSITION TIRES 3 LINE HAUL REGIONAL URBAN ON/OFF ROAD (1) Please see business.michelinman.com > Reference Materials > Warranties/Guarantees for details. Trailer tires identify the load range using a letter system. The lowest rating, L, is 75 mph. Multiply number x 4 for total vehicle. The U.S. Department of Transportation (DOT) set the ratings scale, shown below. Features & Benefits. As long as that sum is greater than or equal to the assigned GVWR of the trailer, then the tire’s load index is sufficient for its application. The greater the load index number, the higher the load-bearing capability of the tire will be. Point of clarification. Trailer tires highlight heavy-duty construction with a more prominent burden reach … Above 186. The ply rating translates in a very direct way to tire capabilities and limitations, especially when it comes to inflation and … It’s best to have a tire expert make sure your tires are properly rated … … Take a look at the speed rating chart below for all the various codes: * If a tires maximum speed is over 149 mph, the … With a … Every tire's load rating is stamped into its sidewall, usually after the words "Max Load". We carry the tire sizes that people are looking for. 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