R15 Tire Size Explanation. This number represents the tire’s overall height in inches. The second number is the tire’s width in inches. This means that the tire is 9. A 285/70R17 tire has a width of 11. Its overall diameter is 32.A 33×12. R20 tire measures exactly 33 inches in diameter, 12. The metric equivalent is approximately 318/60R20, with 305/55R20 being the closest available alternative size.The first number in the tire size, 305, represents the width of the tire in millimeters. To convert this to inches, we divide 305 by 25. This gives us approximately 12 inches.
What size tire is a 30x9x15?
So, a tire with the size 30×9-15 is 30 inches tall, 9 inches wide, and designed to fit a 15-inch wheel diameter. R17 tires have a diameter of 33. The sidewall of the tire is 8.R20 Tire Size Explanation In this case, the tire’s width is 305 mm (12. The aspect ratio is expressed as a percentage of the tire’s height to its width. A 55-aspect ratio means that the tire’s height is 55% of its width (in this case it is 167.The 33×12. R20 and 275/60R20 tires have nearly identical overall diameter with only 0.
What tire size is equal to 35×12/50?
The closest metric equivalent to a 35×12. R20 tire is 325/60R20. This size is nearly identical, with only minor differences in dimensions. The 325/60R20 measures 35. The two tire sizes have the same width and same rim size. The only big difference is the aspect ratio. The 275/60R20 has more sidewall height so it is more tall while the 275/55R20 size has shorter sidewall than 275/60R20.The 305/40 R22 tire has the following characteristics: a width of 305, a height of 40 and a diameter of 22 inches. These dimensions exist for summer tires. These tire dimensions are suitable for vehicles in SUVs categories.The numbers 275 or 285 refer to the width of the tire in millimeters. So, a 275 tire is 275mm wide, and a 285 tire is 285mm wide. That 10mm difference affects grip, handling, fuel consumption, and the amount of space the tire occupies under your fender. It also alters the footprint’s shape that lies on the road.A 60 tire will have a lower profile compared to a 70 tire, meaning the sidewall height is shorter. This lower profile translates to enhanced handling and responsiveness on the road. On the other hand, a 70 tire offers a higher sidewall, resulting in a more comfortable and smooth ride.
Can I use 45 tires instead of 50?
It’s highly recommended to use the exact tire size recommended for your car. However, in a pinch the tire width and aspect ratio can be changed slightly and still fit on your rim. Although this will still work, keep in mind it may have adverse effects on the performance of your car. The 3% rule says that your new tire’s total outside diameter should not change by more than ±3% compared to your current tire. If the increase or decrease is bigger than 3%, you risk problems like: Tire rubbing the frame or fork.The 3% rule states that when replacing tires, the new tire’s diameter should not differ from the original by more than 3%. This guideline helps maintain proper vehicle performance, safety system functionality, and speedometer accuracy.It’s highly recommended to use the exact tire size recommended for your car. However, in a pinch the tire width and aspect ratio can be changed slightly and still fit on your rim. Although this will still work, keep in mind it may have adverse effects on the performance of your car.The Rule of 105 says your rim’s external width must be at least 105% of your tire’s actual measured width. If the rim is narrower than the tire, airflow breaks apart and creates drag. If the rim is slightly wider, air stays attached and improves speed and stability.
Is a 295 tire a 33?
Hey everyone – finishing up installing my new Bilstein 6112 3in lift and need to decide on tires. I was under the impression that 285s were what were commonly referred to as 33s, even though they are 32. Discount Tire). However, 295s are truly 33. A 305/70R16 tire is basically a 33x12R16 tire in inches, so it will look just like every other 33×12. The 315/75R16 is basically a slightly small 35×12.The first number in these sizes is the tire’s overall diameter, or how big around it is when inflated (but not under load). In this case it’s 35 inches. The second number in the size, this represents the section width, or how wide the tire is from sidewall to sidewall.Easy to look up but… 295 is the tire width in mm 70 is the sidewall % of the width (206.
Is 30 ok for tires?
You can find the recommended tire pressure for your vehicle in your owner’s manual or on a sticker inside the driver’s door. In general, the best tire pressure for summer driving is between 30 and 35 psi. You can safely over-inflate tires by up to 10%. For example, if your tires have a recommended PSI of 35, you can go up to around 38 PSI without worry. Anything more than that is too much and not recommended.No, for most cars a tire pressure of 40 psi is too high. You might find 40 psi suitable for some vehicles, especially if they’re carrying heavier loads or if the manufacturer’s recommendation is close to that figure. However, it’s generally too high for most passenger cars, which usually recommend between 30-35 psi.