How To Measure Wheel Bolt Pattern

The hub lug bolt pattern will be determined by the number of lug bolts and the distance between the opposing hub bolt see 4 lug hub diagram. This is sometimes called the bolt circle or some such thing. This video will show you how to properly measure a bolt pattern on a 5 lug wheel.

how to measure wheel bolt pattern

Measuring Wheel Bolt Pattern

4 Bolt To 5 Bolt Wheel Adapters For Rims 2 Thickness Any Pattern

Wheel Bolt Patterns Bolt Circles Drivenproducts Com

Bolt patterns for wheels with four bolt holes.

How to measure wheel bolt pattern.

If there are 7 studs multiply the measurement by 103.
Measure your rims bolt pattern.
If the trailer hubs have an even number of bolts holding the wheel measure from the center of one bolt to the center of the bolt directly opposite using a ruler tape measure or caliper.
First measure the center to center distance between two studs that are across the hub from each other.

How to measure wheel bolt patterns.
Its really very simple to measure your wheels bolt patter with a tape measure or ruler.
So if you have a four lug hub and the measurement came out to 100mm.
Measure using the metric side of the ruler in millimeters.

The conversion of inches to mm is 1 inch to 254 mm.
Measure from center of one lug stud that the lug nut bolts on to to the center of the lug directly across from it if you have four six or eight lug hubs.
One other trick is to to use a straight edge block across the back of two of the lugs a and then set the ruler on that and measure up to the center of the bolt like in the picture.
Because of the multiplication involved.

The bolt pattern or bolt circle is the diameter of an imaginary circle formed by the centers of the wheel lugs.
Each section shows how to determine the pattern of a wheel with a specific number of bolt holes.
If there are 5 studs multiply the measurement by 105 to get the bolt pattern diameter.
The diagram is an example of the proper method for measuring bolt patterns.

Measure from the center of one bolt hole to the center of its opposite to determine the diameter of the lug pattern on wheels with four bolt holes.