What is SR in tire size?
What is SR in tire size?
Prior to 1991, tire speed ratings were shown inside the tire size, before the “R” construction type. The available codes were SR (180 km/h, 112 mph), HR (210 km/h, 130 mph), VR (in excess of 210 km/h, 130 mph). Tires with a speed rating higher than 300 km/h (186 mph) are indicated by a Y in parentheses.
How tall is a 155 80R13?
155/80R13 tires have a diameter of 22.8″, a section width of 6.1″, and a wheel diameter of 13″. The circumference is 71.5″ and they have 886 revolutions per mile. Generally they are approved to be mounted on 4-5″ wide wheels.
What is 155 tire size?
155/60R15 tires have a diameter of 22.3″, a section width of 6.1″, and a wheel diameter of 15″. The circumference is 70.1″ and they have 904 revolutions per mile. Generally they are approved to be mounted on 4.5-5.5″ wide wheels.
What does H78 15 mean?
Vintage Tire Size Conversion Chart
| Pre-1964 | 1965-72 | Alpha Numeric 78 series |
|---|---|---|
| 7.10-15 | 825-15 | G78-15 |
| 7.60-15 | 855-15 | H78-15 |
| 8.00-15 | 885-15 | J78-15 |
| 8.20-15 | 900-15 | L78-15 |
How do you read trailer tire codes?
‘ The first six to eight numbers indicate the manufacturer’s code, where the tire was manufactured and the tire size. To find out when your tire was made, look for the serial number that begins with ‘DOT. ‘ The last four numbers indicate the week and year your tire was made, respectively.
What does RF mean on tires?
Reinforced
RF stands for Reinforced. XL stands for Extra Load.
What’s the difference between a 155 tire and a 175 tire?
The 175/80 is 24 inches inches tall whereas the 155/80 is 22.7 inches tall for a difference of 1.3 inches total, but that difference needs to be split since the overall diameter is split since the wheel rotates on the axle. So basically the wheel will take up an additional .
What does 80r in tires mean?
80: the height of the tyre in relation to the width. R: radial tyre (thus not diagonal; read about the difference here) 22.5: the rim diameter in inches. 154: load index for single assembly. 150: load index for double assembly.
What is the meaning of 155 80 R13 tyre size?
MRF ZVTS 155/80 R13 79T Specifications 155 is the width in millimetres of the tyres cross section. 80. 80 is the Aspect Ratio, it is the ratio of the sidewall height to the cross section width. 13. 13 inches, stands for the diameter of the wheel that the tyre is designed to fit.
How wide is a 145 tire?
145/65R15 tires have a diameter of 22.4″, a section width of 5.7″, and a wheel diameter of 15″. The circumference is 70.4″ and they have 900 revolutions per mile. Generally they are approved to be mounted on 4-5″ wide wheels.
What size tire is a G70 15?
215/80 R15
Vintage Car Tyre Conversion Chart
| Alpha-numeric 60 Series | Alpha-numeric 70 Series | Modern 80 Series |
|---|---|---|
| D70-15 | ||
| E60-15 | E70-15 | 195/80 R15 |
| F60-15 | F70-15 | 205/80 R15 |
| G60-15 | G70-15 | 215/80 R15 |
What tire size replaces a H78-15?
The modern equivalent of the H78-15 tires are tires sized at 225/75-15.
