Quick Answer: What Do Rim Size Numbers Mean?

Can I have two different size rims on my car?

Mismatched wheels will fit each tire differently causing uneven wear and tear.

In addition, different sized wheels can lead to different sized tires which can be detrimental to your vehicle.

The best case scenario is to buy the same original equipment wheels that came on your vehicle..

How do I identify my rims?

Look for a logo or the name of a wheel manufacturer imprinted on the back of the wheel. There might also be the size of the wheel, the offset, and the date it was manufactured, depending on the company that made it. Compare the wheel to photos on a wheel distributor’s website such as the Tire Rack.

What is PCD on a wheel?

The Pitch Circle Diameter (PCD) is the diameter of the circle which passes through the centre of all the studs, wheel bolts or wheel rim holes. … 1) Measure the distance ‘S’ between two adjacent studs from the centre of each hole.

How do I know my alloy wheel size?

Every alloy wheel should have the size on the tyre; you can find this on the outside or sometimes it is stamped on the inside of the alloys or the back of the spokes. Contacting a specialist is a good idea if you are still unsure about what the diameter and width of your alloys is.

How wide is an 8j rim?

205 tyres on 8j rimRim widthMinimum tyre widthMaximum tyre width7.0 Inches195 mm225 mm7.5 Inches205 mm235 mm8.0 Inches215 mm245 mm8.5 Inches225 mm255 mm12 more rows•Oct 12, 2011

What does 25mm offset mean?

Wheel sizes are normally listed as 22×12 -51mm or 18×9 +25mm, etc, but what do all of those numbers even mean? … Offset is the distance in millimeters (mm) + or – from the hub (where you bolt the wheel to the vehicle) to the true center of the wheel.

What size rims fit my car?

The two easiest ways are to check the sticker plate in your car, it should be located inside the driver side door, or look online for the vehicle specifications for your exact make and model. That should tell you the standard rim size.

What do rim offset numbers mean?

Wheel Offset and Backspacing Explained Offset refers to how your car’s or truck’s wheels and tires are mounted and sit in the wheel wells. Zero wheel offset is when the hub mounting surface is in line with the centerline of the wheel.

What does 17×7 mean for rims?

Wheel sizes are defined with the calculation: (diameter x width), so that a 17” diameter wheel might be 17×7”, 17×7. 5” or 17×8”. Widths tend to scale up with the diameter, so that while you will almost never see a 17×5” or a 17×10” wheel, a 14×5” or 19×10” wheel are standard sizes.

Can you put different size rims on a car?

For instance, your vehicle has a set size of rims, but you can buy different sizes of tires to fit those rims, as long as the middle of the tires is the correct size. That being said, a vehicle with bigger rims will often be able to fit larger tires than other vehicles.

Can I put bigger rims on my car?

There are definitely some pros and some cons to putting larger wheels on your vehicle. On a car, for instance, base models will likely come standard with a smaller wheel size such as 16″ rims. … Most manufacturers don’t recommend going over 1-2 ” more than the original wheel size (for cars).

How do you read rim sizes?

Locate the stamped size on the back of the hub on the rim. This is the assigned measured size of the rim, and it is broken into three sizes: diameter, width and bolt pattern. For example, a 14 by 6 by 4.5 reading on the rim indicates that the diameter of the rim is 14 inches, and it will accommodate most 14-inch tires.

What does 5.5 J mean on wheels?

rim widthThe 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. Keeping this in view, what does 5.5 J mean on wheels? 5.5j is the rim width. its taken into consideration when looking at tyres sizes to fit ur ride.

How do I know if a tire will fit my rim?

As a general rule of thumb, it’s safe to fit a tire up to 20 millimeters wider than stock on the original rim. The actual width of the tire will vary depending on the width of the rim: The tire will expand 5 millimeters for every half inch (12.5 millimeters) increase in rim width.

Is zero offset good?

A zero offset means the mounting surface is in the middle at the centerline and basically the wheel offset doesn’t matter. You don’t run into that very much. … If the wheel offset is positive, the wheel mounting surface is towards the front of the wheel, forward of the centerline.

What does JJ mean in rim size?

The “JJ” that you mentioned finding on the wheel size listed for the units mounted to your trailer refer to the contour of the bead seat on the wheel, essentially its shape ( “J” indicates the shape of the letter J).