V Is for Very High Speed. W (ZR) 270 km/h. High-performance vehicles such as sports cars will come fitted with tyres with higher speed ratings, such as W, Y or (Y). H is the only other speed rating that doesn't appear in. Yes, you can use V-rated tires instead of H-rated tires. and the highest rating currently (Y)= above 186. You can buy then as H or V rated. Once you know your tire’s speed rating letter, you can look. So you need tyres that match you car. ** 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. The “W” here translates to a speed rating of 270 km/h. They are often found on sports cars and high-performance vehicles that demand excellent handling and. R 106 mph 170 km/h. The main difference between 88T and 88H lies in the speed rating. A T is rated for 118-mph max and 109-mph sustained driving for 5 hours. You can’t drive with tyres that are lower than the recommended speed rating. Tire speed ratings range from A (the lowest) to Y (the highest). They are often found on sports cars and high-performance vehicles that demand excellent handling and stability at elevated speeds. This rating is higher than the V rating and is suitable for driving at high speeds for extended periods. It is higher than the S Speed Rating, which is common on standard family cars, but lower than the H, V, and W Speed Ratings found. If you recall from earlier, the “H” speed rating doesn’t appear after “G” but between “U” and “V. – Speed Rating W The “W” speed rating has recently become part of the tire speed chart and indicates a maximum speed capacity of 168 mph (270 kph) and. Y (ZR) 300 km/h. Which is Better: V- or H-rated tires? Simply put, both V-rated and H-rated tires are designed for pretty high speeds. The vehicle’s handbook will also tell you the minimum tyre speed and load ratings you’ll need. Some tires have speed ratings of W, 168 mph and Y, 186 mph. Get to know your tire speed rating. Common examples are H and V: An H-rated tire can safely run at a sustained maximum speed of 130 mph and a V-rated tire at 149 mph. But in terms of speed, the 105W tire, with a speed rating of 270 km/h, leaves the 105H tire, with its 210 km/h speed rating, in the dust. V-rated tires have a top speed of 149 mph (240 km/h), W-rated tires can handle up to 168 mph (270 km/h), Y-rated tires have a maximum speed of 186 mph (300 km/h), and Z-rated tires are for vehicles with top speeds over 186 mph. H-rated tires can withstand. M = 81mph/130kmh. The speed rating code is semi-alphabetic and goes like this: B: 50 kph 31 mph. 1,657 [1] Developed into. Some tires have speed ratings of W, 168 mph and Y, 186 mph. On the sidewall of every tire, you'll find one of these speed rating codes: M — Up to 81 mph. Summer tyres are designed for higher speeds, and, as a rule, have the H, V, W, or Y rating. Each letter denotes the maximum speed a tire can sustain under its recommended load capacity. Tire Speed Rating Chart (Old Style) Motorcycle Tire Speed Ratings Max. The mileage fall by half if you use different sizes on the rear and front axle. Speed Rating W. , 104) tells you about the maximum weight your tire can safely carry (1984 lbs in this case). Z speed-rated tires originally reflected the highest tire speed rating - i. For example, let’s consider the following code: 225/50R17 94W. F: 80 kph 50 mph. It features an asymmetrical tread design for optimal control at high speeds on wet and dry. Note that metric sizing uses both millimeters and inches, and requires conversions. T 190km/h Family Sedans & Van Tyres. If you fit cheaper, lower-speed-rated tyres, it. W and Y limited speed symbols have been added as higher speed categories. H is the speed rating. Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. Nowadays, it means 149 mph but no higher. If you have an H tire on the front, you need an H tire on the rear. 130 mph & 210 km/h. Confusingly, W-rated tyres are rated at a higher speed in excess of 168mph. V — Up to 149 mph. This is a standing policy in most shops, including Costco. The speed rating appears at the end of the size-related information. For S-speed-rated tires, it's 112 mph; for T, 118 mph. S — Up to 112 mph. Specifically, H-rated tires are approved for a maximum speed of 130 mph, while V-rated tires can handle speeds up to 149 mph. Light Truck tires. But the W rating boasts an impressive 168 mph, perfect for thrill-seekers. The rating W shows that the tire is safe to use for a vehicle with a top speed of 168mph. ” Traditionally, Crivoi explains, a V speed rating would be for an HP tire, while a W or Y speed rating would be for a UHP tire. For a T speed rating, it's 118 mph, and for an H rated. Also, the ZR rating isn’t truly unique, as it includes both W- and Y-rated tires. The “H” speed rating says that the tire would give a frequency of 130mph. Now, let’s talk about the two selected speed ratings, “T” and “H. When it was first established, the Z speed rating was the highest rating and was assumed to be the highest speed rating that. A fishing vessel is a boat or ship used to catch fish and other valuable nektonic aquatic animals (e. For S-speed-rated tires, it's 112 mph; for T, 118 mph. H (Speed Rating): A speed rating of “H” means that this tire is designed to withstand speeds up to 130 miles per hour. For S-speed-rated tires, it's 112 mph; for T, 118 mph. Z Speed Rating: Max speed limit beyond 240 mph. 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. The tire speed rating system ranges from A to Z. Once the highest speed rating a tire could have, “V” used to represent a maximum of 149 mph (240 kph) or more. Speed ratings go from A1 to Y, with A1 having the lowest rating and Y being the highest, but. A V-rated car requires a tire designed to operate to a maximum of 149 mph and can thus not be fitted with an H-rated tire. however it is in the area of the cap plies that allows a H rating and reduces tyre failure. You'll usually find the speed rating — represented by a letter — after the tire's size info, paired with the load rating. This rating represents a maximum speed of 130 mph, or 210 kph. all explained. In earlier incarnations of the speed rating system, “H” stood for “high performance,” which is why it maintains an unusual position in the speed rating spectrum today. The speed rating must be stamped on the tyre. Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. Meanwhile, the letter V that follows the load index shows the speed rating of the vehicle. The final pair of digits – E4 – is an approval mark showing the tyre has been. If you’re unsure of what speed. That particular character corresponds to a maximum speed of 130. Continental offers a six-year warranty for PureContact LX25. The difference lies in. You can easily find out the tyre speed rating by looking at the tyre markings on the existing tyres. High-performance automobiles like. H 130 mph 210 km/h V 149 mph 240 km/h Z 149+ mph 240+ km/h W 168 mph 270 km/h Y 186 mph 300 km/h. This rating is commonly found on tires for sedans and standard passenger vehicles. Here is a key to the information on a tire branded P205/65R15 92H: Letter P: indicates the tire is designed for use on a passenger car. Dimples on the tread act to distribute heat evenly across the tire to prevent abnormal wear, which in turn, extends strength and the life of the tire. But what does 95W mean on a tire? 95W is a tire code indicating the selected tire’s load index and speed rating. That’s why we asked Engineering Explained’s Jason Fenske to teach you how to identify your tire spee. H-rated tires: Ideal for sporty sedans and coupes with a maximum speed of 130 mph (210 km/h) V-rated tires: Suitable for sports cars and luxury sedans with a maximum speed of 149 mph (240 km/h) W-rated tires: Designed for high-performance vehicles with a maximum speed of 168 mph (270 km/h)With a maximum speed of 118 mph190km/h, you usually find tires with speed rating “T” on family sedans and minivans. Speed rating is identified as a. Up to 186 mph (299 km/h) Scooter. H-rated tires are typically found on. Load ratings indicate the maximum safe load a. The tyre speed rating is normally the final letter, found after the wheel diameter / rim size, for example 205/55R16 91V – with V being your tyre speed rating. Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. 8/5. Speed Ratings Can Range From H To W, And What They Mean Is The Following. If your car or vehicle has several different tyre ratings, you shouldn. Understanding V And H-Rated Tires. The “99” in the code represents the load index, while the second letter represents the speed rating. H, V, W and Z. That letter represents the tire’s speed rating. ”. 4. Q 160km/h Winter Tyres. V is the speed rating, and the chart above means the tire will go at a maximum speed of 149 mph or 240 km/h. The only difference is that the V speed rating can reach up to 240, and the Z is between 240 and 270 km/h. Prior to 1991, the most popular speed ratings were “S,” “H” and “V. However, you cannot do what you're asking and replace higher V rated tyres with lower H rated specimens. 149 mph is the maximum speed at which a tire with a V speed rating is safe to drive. The N’Priz AH8 is designed for family sedans that require all-year traction in dry, wet and light snow conditions. Its rated for up to 118 mph. The Bridgestone Turanza Serenity Plus has a V speed rating, UTQG 600AA and 12/32" tread for a few dollars less. Q-160km/h; R-170km/h; S-180km/h; T-190 km/h; U-200 km/h; H-210 km/h; V-240 km/h; W-270 km/h; Y-300 km/h; ZR-Capability beyond 300 km/h; Winter Tires Speed Rating. 50 as the first number (section width in inches) are rated for no more than. 2 mph steps, in 10 minute increments, until the required speed has been met. Remember, driving within safe speed limits ensures optimal tire performance and longevity. The Load Index (105 in this case) indicates the maximum load that the tire can safely carry, while the letter following it (like T, S, Q, H, R, V, W) is the Speed Rating, which signifies the maximum speed at which the tire can safely travel. A V-speed-rated tire is one that can comfortably endure speeds up to 149mph or 240kph. Exotic Sports Cars. Firstly, it’s free, which is a huge advantage for those just starting out in music production. T 190 km/h. The CS5 Ultra Touring is an asymmetrical, all-season tire. The speed rating is another essential part of your tire’s performance. H-rated tires can carry up to 1,300 pounds per tire, while V-rated tires can carry. Tires with a “W” speed rating, a relatively new addition to the speed rating chart, can sustain speeds of up to 168 mph (270 kph). What I would do is buy 4 good H. ZR is a speed rating for tires with a maximum speed capability higher than 149mph. Y. 149mph+. 300. Each type of tire is suitable for specific vehicle types and uses. V Speed Rating: Max speed limit of 240 mph. What does 99y xl mean on a tire?. A 107t tire can operate at speeds up to 190 km/h, whereas a 107h tire can safely reach speeds up to 210 km/h. As to why H is next to V, the speed rating system came from Europe. ‘V’: A tire rated for speeds up to 149 MPH. SOLID CENTER TREAD. Oversteer occurs when the vehicle loses traction at the rear. Nowadays, it means 149 mph but. But there is a little more to that. H Speed Rating: Max speed limit of 210 mph. The split siping design is also designed to improve wet and dry traction while the enhanced block rigidity is responsible for improving the steering stability and high-speed cornering of your ride. Some tires have speed ratings of W, 168 mph and Y, 186 mph. H is the speed rating. This is a common O. Check Pricing. The 107t can handle speeds up to 190 km/h, while the 107v can handle speeds up to 240 km/h. Hankook offers sizes ranging from 16-20 inches, and all sizes carry a H, V or W-speed rating. 2 mph steps in 10-minute increments until the required speed has been met. How T Speed Rating Fits in the Rating Spectrum. And if the vehicle with V tyres goes faster than 240 kilometres per hour, the tyres would blow out. The sidewall of your tyres can come off. Specifically, H-rated tires are approved for a maximum speed of 130 mph, while V-rated tires can handle speeds up to 149 mph. This is because UK tyre speed ratings are based on European Union-wide limits, and mainland Europe measures. H 210km/h or 130mph. It’s usually represented by a letter found on the tire’s sidewall. However, when it comes to speed, the 105Y tire, with a speed rating of 300 km/h, outpaces the 105W. e. It's important for both legal and safety reasons to ensure the tyres fitted to your vehicle meet. So, when you see a 102H marking, it’s your tire saying, “I’m a strong, speedy fellow, perfect for your daily commutes or long road trips. A high-occupancy vehicle lane (also known as an HOV lane, carpool lane, diamond lane, 2+ lane, and transit lane or T2. Thus, 88H tires are better suited to vehicles that require more speed capacity. Up to 160 KM/H (99 MPH) Up to 240 KM/H (149 MPH) Up to 300 KM/H (186 MPH) SIGN UP FOR THE LATEST KAL TIRE NEWS, UPDATES & PROMOTIONS. Here are some advantages of T Speed Rated tires: They represent the tire’s maximum load carrying capacity and maximum speed capability. The speed rating is always indicated on the tire itself, right after the size information. The speed rating is another essential part of your tire’s performance. ) 100 100 100 100 100 100 V-Speed Rated Sizes:For S-speed-rated tires, it's 112 mph; for T, 118 mph. The first is the speed rating. • S - up to 112 mph. The “H” stands for a speed rating of 210 km/h (130 mph), indicating the maximum speed the tire can sustain under optimal conditions. Alternatively, the letter may appear at the end, following the load index. Tires with a W speed rating (270km/h) are high-quality ones that provide excellent performance for sports coupes and. The “T” is the Speed Rating, signifying the tire can safely reach speeds up to 118 mph (190 km/h). The Q-rated products can be seen less often. What are the different speed ratings? L V rated tires are designed to handle speeds of up to 149 mph or 240 km/h. While we found prices are similar to S- and T-rated tires, H-rated tires didn't last as long in our treadwear test--an average of 49,180 miles, versus 61,080 for our S- and T-rated tires. A lower rated tyre may or may not exceed a higher speed rating but will be aimed at a speciic market. This tire certainly packs a punch, but remember, high speeds are for racetracks, not roads. H 210km/h Sport Sedans & Coupe Tyres. These are displayed in the form of a number (load) and a letter (speed). H Speed Rating: 6 years and 75,000 miles treadwear warranty. 3. For example, 195R60 90H, the H is the speed rating. Here, the tire speed rating is V. S 180km/h Family Sedans & Van Tyres. In this example, the letter ‘W’ at the end of the code represents the speed rating. The code ’95W’ holds the key to understanding the tire’s load index and speed rating. Climbing up the scale are the letters H (130 mph), V (149 mph), W (168 mph. Look for the tyre's sidewall: The speed rating is usually printed on the tyre's sidewall, along with other important information such as the size, load index, and type of tyre. Signaling their road-holding capabilities, they have a V speed rating, which indicates a maximum speed of 149 mph. Sport Sedans, Coupes & Sports Cars. In summary, H and T markings on tires refer to the maximum speeds they can support – given payload capacity, recommended tire pressure, and ideal road conditions are met. 225/50R16 89S. 5. Tyre speed ratings are the maximum speeds that the tyre can safely handle. However, H and V also have obvious differences that you need to consider. You can find super-grippy, short-life, extreme performance tires that only have an H-rating, and you can also find high. Therefore, tyres with this speed rating should not be driven over 149mph. For example, a tire description 235/45R18 94V means: 235 – Section Width (mm) 60 – Aspect Ratio (tire height divided by width) R – Radial Construction. For tires intended for vehicles with a top speed higher than 149mph. Over time, they added ratings, and so did us Americans. Z. These charts are insanely long and heavy on numbers, and so we’ll spare you from. While both have the same load index of ’82’, meaning they can carry up to 475 kg (1047 lbs), the speed rating is different. What is H or V rating in a tire? H and V ratings are designations for passenger tires. The letters – h, r, v, w, t, y, s, and q – represent the Speed Rating, a measure of the maximum speed the tire can handle. The Sumitomo HTR A/S P03. Touring Tires TIRE NAME SPEED RATING TYPE LIMITED WARRANTY Premier® A/S H/V/W All-Season 60k Primacy™ Defender MXV4®* T/H/V All-Season 60k Primacy™ MXM4®* H/V All-Season 55k Primacy™ MXM4®* W All-Season 45k Primacy™ MXM4® ZP* H/V All-Season 30k Pilot® MXM4® H/V All-Season 50k Pilot® MXM4® W All. What is “Tire load. Get to know your tire speed rating. L 75 MPH Off-Road & Light Truck tires. V-rated tires are approved for speeds up to 149 mph (240 km/h). Here the last part i. It signifies that the tire can safely handle speeds up to 186 mph or 300 km/h. #14. This rating system (see below) shows the top speed for which a tire is certified. Additionally, they also rate many tire lines at least H (up to 130 mph). Tires with T speed ratings can withstand maximum speeds of 118 mph or 190km/h, while H-rated tires can support top speeds of 130 mph or 210km/h. The speed rating doesn’t imply the vehicle can drive that speed, but the tires are capable of supporting the car at that speed. This G-Max tire is 245mm wide (about 9. Difference Between H, V, and W Rated Tires. It means that your tire can safely handle speeds up to 270 km/h (168 mph). V Speed Rating. So, what does tyre rating W mean? Essentially, it means that your tyres will be able to handle a specific maximum speed while carrying a load. You can see it has been years now people drove cars at this speed on average. Y Speed Rating. An H speed-rated tire can go up to 130mph or 210kph which means that these tires can comfortably drive at any speed below 130mph/210kph. W Speed Rating: Max speed limit of 270 mph. Now, many people drive their car at. V or W Speed Rating: 6 years and 65,000 miles treadwear warranty. So, if you’re a speed demon, 109V has your name on it. What does 101T mean on a tire. Also, the speed rating references the testing and does not. The lowest ratings are. The ‘h’ rating denotes a maximum speed of 130 mph (210 km/h), while ‘v’ represents a maximum speed of 149 mph (240 km/h). However, there are also tires with higher speed ratings such as V (149 mph), W (168 mph), Y (186 mph), and ZR ( over 186 mph). Performance, high performance, and ultra-high performance tires range in speed ratings of H (up to 130 mph), H-V (up to 149 mph), and V-Y (up to 186 mph), respectively. When the full speed rating chart was put into effect H already had a designated speed of 130 MPH. For S-speed-rated tires, it's 112 mph; for T, 118 mph. With a maximum speed of 118 mph190km/h, you usually find tyres with speed rating “T” on family sedans and minivans. The car can’t hit (V) or maybe even (H) rated speeds. The W rating replaced what was once Z, which was anything above 149 at the time, and is now limited to 168 mph. See the full list below. For example, a tire with a size of P245/50ZR16 91W has a speed rating of 149+ mph and a load index of 1601 lbs. This means if you have a V-rated tire, it's designed to perform well at speeds up to 149 mph. That would mean the tire’s speed rating is W, or capable of going 168 mph or 270. For speeds over 160km/h (100 mph), load and inflation must be adjusted according to the table below. V-rated tires can handle up to 149 mph, so they are ideal for sports cars. As a result, the second tires are the ones you’d fit on a faster vehicle, capable of. Using tyres with different speed ratings can also cause uneven wear and tear on the tyres. W is 168 miles per hour. Speed rating: H (130 mph) or V (149 mph) Treadwear warranty: 60,000 to 90,000 miles Typical wheel size: 16 to 20 inches. and the highest rating currently (Y)= above 186. P — Up to 93 mph. Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. The speed rating letter comes after the load rating. The de Havilland Canada DHC-2 Beaver is a single-engined high-wing propeller -driven short. These alphabets are assigned to indicate the maximum speeds a tire can be driven on ideally. A Y speed-rated tire should be able to handle better than a W speed-rated tire because it is designed with a more focused approach in mind. With this in mind, in this comparison, the V-rated tire will have an edge. For S-speed-rated tires, it's 112 mph; for T, 118 mph. I’ve attached a link for you to see the difference in rating. The H speed rating means that the tire is rated for a 130-mph top speed limit (210 km/h), while the T speed rating indicates a maximum speed limitation of 118 mph (190 km/h). To further add to (and possibly confuse) the code of reading tires, there are also speed ratings denoted by letters. Speed symbols may currently be marked on a tire in any of three. P — Up to 93 mph. Most passenger, truck, and SUV tires are rated as T, H, V, W, or Z, ranging from 118 to 149 mph. A relatively low treadwear rating of 420 explains why Hankook limits warranty coverage to 80,000. It was soon discovered that there was a need for greater speeds, so W and Y were introduced. V or Z speed rating, typically, is usable for pure sports cars. And if the vehicle with V tyres goes faster than 240 kilometres per hour, the tyres would blow out. V means that vehicles can safely use the tire with a top speed higher than 149mph. H: Maximum Speed – A tire that has this rating is capable of running at up to 130 miles per hour (or 225 km/h). What do 93t, 93s, 93q, 93h, 93r, 93v, 93w mean on a tire? In a nutshell, these codes represent the load index and speed rating of a tire. That would mean the tire’s speed rating is W, or capable of going 168 mph or 270 km/h. Tires with a Y speed rating have been tested for speeds going beyond 186 mph (300 km/h). Speed ratings for other tires include Q, 99 mph; H, 130 mph; and V , 149 mph. In contrast, a V-rated tire’s top velocity is slightly faster than an H-rated tire, around 149 mph. It`s not just an issue above 168 mph as some may think. Festive Offer Use Code: FESTIVE15 and get 15% Off Upto ₹ 750/-Contact Us. Specifically, H-rated tires have a maximum speed of 130 mph. H-rated tires are designed for speeds up to 130 mph,. or 679 kgs. 100V represents the load index and the. H 210km/h Sport Sedans & Coupe Tyres. H ratings). M+S ratings are overused these days. 168+ mph (270+ km/h) Y. Some tires have speed ratings of W, 168 mph and Y, 186 mph. Speed Rating H. The lowest ratings are. SPEED RATING Z Speed ratings are based on laboratory tests in which the tyre is run at 6. On the other hand, V-rated tires have a maximum speed of 149 mph. jtsanders February 15, 2012, 6:15am 17. For S-speed-rated tires, it's 112 mph; for T, 118 mph. The letter designation in the tire rating, such as ‘H’ or ‘V’, represents this speed rating. Based on the tire rating system, you will have an informed choice. N 87 MPH. While traveling at speeds exceeding 150mph, even the slightest steering inputs can make a massive difference in the levels of heat a tire endures. The speed symbol of H is given after the load index. Remember, driving within safe speed limits ensures optimal tire performance and longevity. Typically, the Z, W and Y ratings appear on summer tires or competition. A V rating represents 149 mph but no faster. is available in 9 sizes. S: Up to 112 mph (180 km/h) – This rating is usually for family cars and minivans. Remember, the T Speed Rating has a maximum speed limit of 118 mph (190 km/h). Tire Speed Rating Z. Q: 104h vs 104t, what’s the difference? A: Both have the same load index of 104, meaning they can safely carry 1984 lbs. Instead of a number, they use a letter which corresponds to a maximum speed on the table below. You can safely put tyres with a higher speed rating on your vehicle. . This tire can support 1,477 lbs. But if your vehicle is riding on older rubber, you may have to look at your owner’s manual, driver’s side doorjamb, gas door, or glove box for your factory speed ratings. 2K engine cars will do a true top speed of 175KPH, the Apollo tyres fitted as OE are T rated which is good for 190KPH. There is no reason to buy tyres with a speed rating that exceeds your car’s top speed. H-Speed Rated Sizes: Maximum Speed (mph) 100 106 112 118 124 130 Inflation Increase (psi) 0. H-rated tires are designed for speeds up to 130 mph, while V-rated tires can handle up to 149 mph. Speed Rating. These exceptional speed ratings are W, 168 mph; (W), 168+ mph; Y, 186 mph. In earlier incarnations of the speed rating system, “H” stood for “high performance,” which is why it maintains an unusual position in the speed rating spectrum today. The speed rating of a tire is usually molded into the sidewall of a tire along with the tire size designation. This six-year warranty entails a 70,000 miles warranty for the H and T speed rating and 65,000 miles for the V speed rating. Tires with a W speed rating (270km/h) are high-quality ones that provide excellent performance for sports. We recommend that you fit the correct speed rated tyre as recommended by the manufacturer of the vehicle. For instance, a tire code can be 207/55R/06/91V. If it can handle over 186 mph (300 km/h), it must have a “ZR” in the description. Find your tires. V and H speeds are the two common tire speed ratings for performance tires and sports cars. Speed Rating Chart Designation: L 120km/h 4×4 & Bakkie Tyres. The speed symbol located on your tire indicates the maximum speed capability of the tire when properly loaded and inflated. To illustrate, W-rated tires on an exotic sports car have a max speed of 168 mph, while that of a V tire is 149 mph. However, the difference lies in their speed ratings. The Speed Rating (like T, S, Q, H, R, V, W) indicates the top speed your tire can safely handle. If you go over this threshold, you are risking various consequences such as accelerated tire wear. However, there are subtle contrasts that can affect your driving experience. 25 & 2. While both have the same load capacity (560 kg or 1235 lbs), 88T tires have a speed rating of 118 mph (190 km/h), and 88H tires can handle speeds up to 130 mph (210 km/h). 4 most common speed ratings are H, V, T, and W, so let’s see how they differ.