What does JJ on a wheel mean?

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). The "5" that comes before the "JJ" indicates the wheel's width.

Just so, what is JJ in rim size?

J is the most common shape of a rim flange on passenger cars. The letter B appears at the smallest wheel sizes primarily for older car models, with diameters 12″ and 13″ and rim widths up to 5.0″. J rim contour has 17.5 mm high rim flange but B has only a 14 mm. JJ designation is most common on 4x4 and SUV vehicles.

Subsequently, question is, what does it mean when a wheel is forged? Forged rims are made from solid aluminium that are heated to allow pressurized machines to shape the rims. Forged rims gets its name from the process of forging a single piece of aluminium into the shape of the wheel rims.

Likewise, people ask, what does 8j mean on a wheel?

The letter that typically sits between the rim width and diameter figures stamped on the wheel, and indicates the physical shape of the wheel where the tyre bead meets it.

How do I know if rims will 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.

Related Question Answers

How do you read a rim size?

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.

Why wheel offset is important?

Wheel offset refers to how the wheels mount in your wheel wells, and as a result, how much space you have on either side of the wheel. It's very important to get this right, because a wheel with the wrong offset can rub and cause problems with your suspension, brakes, and even body parts, like fenders.

What does 5.5 J mean on wheels?

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. Likewise, 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.

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.

What does 17x7 mean for rims?

Wheel sizes are defined with the calculation: (diameter x width), so that a 17” diameter wheel might be 17x7”, 17x7. 5” or 17x8”. Widths tend to scale up with the diameter, so that while you will almost never see a 17x5” or a 17x10” wheel, a 14x5” or 19x10” wheel are standard sizes.

What rims will fit my car?

What Wheels From Other Vehicles Will Fit Your Car?

• Bolt Patterns. If you want to change the rim on your car, do not ignore its bolt patterns.
• Size of the Tire. Before replacing the rim on your vehicle, consider the size of the tire.
• Size of the Wheel.
• The Wheel Offset.
• Find the Bolt Pattern of the Wheel.
• Measure the Wheel.
• Check the Offset of the Wheel.

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.

What do the wheel numbers mean?

The two-digit number after the slash mark in a tire size is the aspect ratio. For example, in a size P215/65 R15 tire, the 65 means that the height is equal to 65% of the tire's width. The bigger the aspect ratio, the bigger the tire's sidewall will be.

How wide is an 8j rim?

205 tyres on 8j rim

Rim width	Minimum tyre width	Ideal tyre width
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
9.5 Inches	245 mm	255 or 265 mm

Why do most wheels have holes in the wheel flange?

Car wheels have holes mostly due to weight and cost considerations. Each hole is a chunk of material that you aren't wasting and weighing down the wheel with. As another bonus, the holes help with cooling the brakes by allowing airflow between the inside and outside.

How wide are 7j wheels?

The rim labelling indicates the width in the first place as well. In 7J x 17 H2 ET38, 5x112 LK it is 7 inches. Now you have to know that a rim of this width fits on a tyre with a width of 195 to 225 mm. 205 up to 215 mm are ideal.

What is the benefit of forged wheels?

Advantages of Forged Wheels

Forged wheels are less porous than cast wheels because of the forging process. The forging process makes these wheels stronger, more durable and more resistant to corrosion and oxidation. Additionally, the wheel's structural integrity is not compromised.

Are Bola wheels good quality?

You don't have to spend thousands on a set of Bolas to give your car a good stance. This makes them available for more people, affordable for more people and they offer a great quality. They don't just know wheels, they know people.

Is casting cheaper than forging?

Casting tends to be generally cheaper than forging, but there are many methods of casting, including: investment casting; die casting; permanent mold; and vacuum process molding, which can all affect pricing, tensile strength and cosmetic appearance.

Are steel wheels bad?

The extra “unsprung weight” created from steel wheels can lower your vehicle's center of gravity. This extra weight can decrease your vehicle's agility and ability to accelerate. This can also put a strain on the suspension and other parts of your vehicle.

Are Vossen Wheels good quality?

Vossen wheels are more about the looks than performance. Almost all of their wheels look fantastic but they are not performance wheels. They are heavy and expensive for what you are getting. If not look into other companies that offer forged wheels for your budget.

Are lighter wheels worth it?

Lighter wheels = better mpg, less unsprung weight = better acceleration. Now if you get lighter and wider wheel the tire is bigger which might weigh more too.

Are cast wheels safe?

CAST WHEEL CONS: Brittle, prone to cracking and failure, have to use more material to maintain strength (heavier than alternatives -flow formed or forged). You get what you pay for and cast wheels are inexpensive, however, they really don't have the strength needed for serious performance driving with sticky tires.

What's stronger forged or billet?

Billet pistons are commonly thought to be stronger and tougher than forgings when in fact, their strength properties are surprisingly similar, with forged pistons holding a slight edge due to the improved grain structure contributed by the forging process.

Are steel or aluminum wheels better?

Steel wheels are made with an alloy of iron and carbon. They are heavier but they're more durable and can be easier to repair and refinish. Steel wheels are generally less expensive than aluminum wheels. Here's a breakdown comparing the characteristics of the two wheel material choices.