What does the J mean on a wheel?
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 et 47 mean on wheels?
insertion depth
ET stands for einpresstiefe, or for those whose German isn’t up to scratch, insertion depth. This is a number stamped on the rear spokes or mounting face of an alloy wheel. The ET of a wheel is the measurement in mm of how far the wheel’s centre line is from its mounting face.
What is ET rim?
Offset is usually stamped or engraved into the wheel and is measured in millimetres of ‘ET’ [ET is the short form of the German word ‘Einpresstiefe’ which literally translates as ‘insertion depth’] Positive Offset wheels have their mounting face toward the front face of the wheel.
Why is wheel width called J?
The bead profile or the flange shape of the wheel is marked by using alphabets such as J, JJ, K, JK, B, P, and D. Japanese wheels usually have the flange shape marked using the alphabet “J”.
What is the difference between J and JJ in a wheel rim flange?
Wheel/Rim designation contains some letters for marking the shape of the rim flanges where the tire sits on the rim. J rim contour has 17.5 mm high rim flange but B has only a 14 mm. JJ designation is most common on 4×4 and SUV vehicles.
Does rim offset matter?
Why Wheel Offset Matters Wheel offset is one of the major determining factors on whether a wheel will fit your car or truck. As a general rule of thumb, most front wheel drive vehicles have a positive offset. If you want to put wider wheels on your vehicle than OEM, you generally need to reduce the offset.
Can I use rims with different offset?
If offset must be substantially different, avoid using more positive offset at all costs. If the new wheels are wider, backspacing must be calculated. The offset on the new wheels may need to be less to counteract the extra width.
What does 6.5 J mean on wheels?
The first half (15) is your wheel diameter, simple enough, while the second half (the 6.5J) is the wheel width. By width we mean the section between the mounting flanges on the wheel.
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.
What is the T handle inserting tool used for?
Tools used to determine the extent and angle of the puncture injuries, apply cement to the walls of the puncture injuries or for installing string in tubeless tire nail hole injuries.
