What is the tire pressure for 185?
Tire size 185/55: 30-33 psi. Tire size 185/60: 33-35 psi. Tire size 185/65: 33-35 psi. Ideal Tire Pressure Tire pressure between 32 to 35 PSI is suitable for most vehicles. However, one can go as low as 20 PSI (although that is not recommended). Anything below 20 PSI is considered a flat tire. PSI stands for pounds per square inch.Tire Pressure in Summer vs Winter Tire pressure normally ranges from 30 and 35 psi. In winter, you should inflate the tires to 3 PSI above the all season tire recommendation because tire pressures tend to drop in colder temperatures.But you shouldn’t go too much over recommended 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.Most passenger cars have a recommended PSI between 31 and 35 when the tyres are cold. But with so many different types of vehicles and tyre options you should always refer to your vehicle handbook for the required tyre pressure.
Which tyre speed rating is best?
Most standard consumer vehicles fall under the speed rating of S or T (for 112 or 118 mph limits). However, if you drive a high-performance vehicle or a sports car that often have wide diameter tyres you may need to opt for a rating of W, Y or (Y). T and 102H are service descriptions. Load Index, what this means is, the tire is capable of carrying weight up to, 1,874 lbs per tire. The T and H are speed Ratings, this indicates that a tire is capable of speeds up to, 118 mph and 130 mph (respectively).