What does J mean in rim size?

tyre bead profile
The letter “J” means a tyre bead profile. This is the marking used to define the wheel collar profile you should never ignore. Wheel collars and tyres must be compatible.

What does 7.5 J mean on wheels?

The wheels width is usually written beside the flange shape marking – e.g: 7j, 7.5j, 8.0j. The width of the wheel is basically the area shown on the photo above and it is measured in inches. In other words, the bigger the number, the “thicker” your wheels are.

What does 8.5 J mean on a wheel?

How to measure alloy wheel size – what do all the numbers mean? Typically, the alloy wheel size conforms to the following format: 20 x 8.5J. The first number, in this instance 20, is the wheel diameter. The second part, 8.5J, is the wheel width.

How wide is 8.5 J?

Equivalency table

Rim width	Minimum tyre width	Maximum tyre width
8,0 Inches	215 mm	245 mm
8,5 Inches	225 mm	255 mm
9,0 Inches	235 mm	265 mm
9,5 Inches	245 mm	275 mm

What does H2 mean on wheels?

the wheel hump
What does H2 mean? This markings stands for the wheel hump, it usually appears at the very end of the wheel markings. It corresponds to the rigidity of the wheel.

What do the numbers on a rim mean?

The wheel diameter (in inches or millimeters) is the fifth set of numbers and letters. What do rim size numbers mean? This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel. The wheel size also includes its width and offset.

What tires fit on 8J?

205 tyres on 8j rim

Rim width	Minimum tyre width	Ideal tyre width
7.5 Inches	205 mm	215 or 225 mm
8.0 Inches	215 mm	225 or 235 mm
8.5 Inches	225 mm	235 or 245 mm
9.0 Inches	235 mm	245 or 255 mm