Be sure that you skip one bolt when measuring.

How to determine lug pattern. Bolt patterns for wheels with even bolt holes (4, 6, or 8 holes) to measure between the holes on a wheel with an even number of holes, simply measure from the center. This part is easy to sort out. The wheel studs are the.

Larger vehicles such as cadillac’s may come with a 5x 5″ or the most commmon “chevy” pattern of 5x 4.75″. Some of the most popular models are the ram series. Boat trailers, for example, commonly have a 5 lug wheel pattern with the lugs spaced 4.5 inches apart, and are stated as 5 on 4.5 (inches).

Although it's not 100% accurate because it can be difficult to measure by hand, it will help you identify between a 4 and 4.5. Being that most cars run a 5 stud axle it’s just fitting that the measurement for the 5. To determine the bolt pattern on a 5 lug wheel measure from the center of a wheel stud to the outer edge of the stud furthest away from it.

So if you see 4 1/2 inches,. To find your bolt pattern, measure the distance as accurately as possible and then find the corresponding bolt pattern in the conversion table below. For 5 lug wheels its only slightly more complicated then the 4, 6, or 8 lug measurement.

Ram 1500 has 5 lugs with a 5x5.5 pattern also referred to as a 5x139. Choose any lug bolt and measure the distance between the back of one lug to the center of another that is directly across from it. You measure from the back of one lug (skip to next lug as shown) and to the center of that.

There are five main components to identify the correct lug nut or wheel lock: While lug holes might be little, they enjoy a significant role in making certain the wheels of your own car keep intact. It can appear in either inches or millimeters, so be sure you know which one you’re looking at.