Free delivery on eligible orders. 4-LUG: Measure center to center of two holes directly across from each other. If you don't know whether the BCD is in inches or millimeters, it's best to have a tape measure that has both scales on it. 6 Lug : Measure center to center of two holes directly across from each other. Examples: 4-LUG BOLT PATTERN Common Sizes: Light Duty American Hubs, measurement "A" = 2-13/16'' Heavy Duty American Hubs, measurement "A" = 4''. Print and measure across to ensure the guide is 3.5” after printing. Measuring bolt patterns is a critical part of ordering wheels. A 5-100mm bolt pattern means 5 bolt holes that are placed in a circle with a diameter of 100 mm. A bolt circle of 4x100 would indicate a 4-lug pattern on a circle with a diameter of 100mm. See Also: Wheel Bolt Pattern Cross Reference ~ Look-up a vehicle bolt pattern by Make/Model or browse all vehicles with a particular bolt pattern. A measuring tape, yard stick or even a ruler can be used as a measuring tool. Common bolt patterns are 4, 5, 6, or 8 lug holes. 4 5 6 8 Lug Wheel Bolt Pattern Gauge Tool Quick Measuring Measurement Black. Measure from the middle of 2 opposite bolts if it’s a 4, 6, or 8-lug pattern. The second piece of information is the 4-3/4”. The distance that you are measuring is the diameter of a circle intersecting the center of each lug hole/stud. It eliminates all the guess work. 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). 8 Lug : Measure center to center of two holes directly across from each other. Extend the ruler directly across the center of the wheel to the adjacent lug or bolt to determine the measurement. 6-lug wheels are measured like 4-lug wheels. A bolt pattern is simply the diameter of the bolt circle. To get a 4, 6 or 8 lug bolt pattern use a device to measure from the center of one lug to the center of the lug directly accross from it. You measure 6-lug go-kart wheels the same way you would measure 4-lug wheels. 5-bolt patterns can be more difficult to measure since the bolt holes are not directly across from each other. 5 Lug : Measure from the center on one hole to the BACK of the third hole. 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 of one bolt hole to the center of its opposite to determine the diameter of the lug pattern. 5-LUG: Measure from the center on one hole to the OUTER of the third hole. From choosing a spare tire, to just adding to your extensive general knowledge, here’s how to measure the bolt pattern on a 5 bolt wheel. The 4 X 100 Bolt Pattern or Pitch Circle Diameter (PCD) is made up of the stud count (4) and the bolt circle measurement (100), the notional circle determined by the center position of the studs.. How To Measure 4 Lug Bolt Patterns. The bolt pattern consists of two numbers and looks like this (5x4.50) - the first number in this example "5" indicates how many bolt … Nov 24, 2017 - Common bolt patterns are 4, 5, 6, or 8 lug holes. Once you’ve selected them you should see that there is a 2 bolt hole gap on both sides. Measure from the center of one bolt hole (or stud if it is still one the bike) across the axle hole to the center of the bolt hole on the other side. Bolt patterns may contain 4-, 5-, 6-, or 8-lug holes or studs. The diagram (upper, left) indicates the proper measuring methods. This is the correct way to measure a 5-lug bolt pattern. The accurate measurement is depicted here and can only be measured with a special tool called a bolt pattern gauge or by using a complex geometric equation. Vernier caliper set on 25.4 mm which equals to 1 inch. Bolt circles are measured in both inches and millimeters, therefore you may hear a bolt pattern referred to as both (i.e. 4-bolt pattern is measured in a straight line from the center of one bolt hole to the opposite one. A bolt circle of 4x100 would indicate a 4-lug pattern on a circle with a diameter of 100mm. A 5-lug bolt pattern is a little more difficult to measure, but you can easily do that by following the diagram below. simply measure from the center of one stud, to the center of the stud across from it. You can estimate the measurement by using a straight line from the backside of one hole to the center of the third bolt hole. Bolt patterns in 4- 6- and 8-lug can be measured by going from the center of a stud to the center of the stud directly across from it. In the same way we may calculate the following bolt pattern in inches, 5x5, to metric, which will be 5 times 25.4 = 127 (bolt pattern = 5x127). Rims with 4, 6, or 8 lugs all use the same method for measuring. You can also determine your 5 bolt pattern by measuring the distance between the center of one bolt hole, to the center of the bolt hole next to it. Measure from center of one hole to the center of the opposite hole. Measure center to center of two holes directly across from each other. Bolt patterns with an even number of lugs are measured from bolt center to bolt center while 5 lug bolt patterns are measured from the top of the upper lug to the center of the lower lug. Most trailers on the road have a 4, 5 or 6 Lug pattern. The diagrams below indicate the proper measuring methods. Heavy Duty Metric Hubs, measurement "A" = 110mm or 115mm; 3-LUG BOLT PATTERN (Racing) Common Sizes: Four (4) Bolt. 4 X 4 Bolt Pattern Measurement and Specifications. How to measure the bolt pattern on a 5 lug wheel. For example, a bolt pattern in metric, let's say 5x114.3, is equal to 5x4.5 in inches, because 114.3 divided with 25.4 = 4.5, easy, don't you agree? How to measure the bolt pattern on a 5 lug wheel . Pull it across to the bolt on the exact opposite side, covering the middle opening with your measuring tape. Do NOT use ‘fit … If your trailer wheel hubs have 5 lug bolts, measuring is slightly different. To get 5 and 7 lug bolt patterns it's not so simple. Select Your Cookie Preferences. When measuring a 4-lug, a 6-lug or even an 8-lug, the process is very simple. If it measures 3 inches the bolt pattern would be 5 on 5. Measure 4 lug wheel bolt patterns from center to center distance between two studs that are across the hub from … If you have a rim with 4, 6, or 8 lugs, place the hook of your measuring tape in the middle of any bolt. Measure Lug Center to Center 4 4.25 4.5 4.75 5 5.5 5 Lug Wheel Circle Guide Inch www.gtsparkplugs.com Measure Lug Center to Center 3.75 4 4.25 4.5 4 Lug Wheel Circle Guide Inch Fold Fold Scale Print to Make 3.5” Pocket Wheel Circle Guide. For any even number lug bolt pattern (4, 6, 8, etc.) For 5 lugs, just accurately measure the distance between two adjacent lug centers. Common mistake is to measure from the center on one hole to the center of the third hole. Buy Shiwaki Bolt Pattern Measuring Tool Gauge Ruler - Universal Gauge 4-5 - 6 - And 8- Lug Bolt Patterns - Measure Wheel/Turned Over To Measure Studs On Vehicle at Amazon UK. How to measure a lug bolt pattern: 4 Lug : Measure center to center of two holes directly across from each other. 3.Measures most common 4, 5, 6 and 8 lug bolt patterns including: 4-Lug (4.25" to 5.5" & 98mm to 140mm) 5-Lug (4.5" to 5.5" & 100mm to 150mm) say the number of lug holes/studs on measurement, such as : 5 on 4.5 or 6 on 135mm. As all 6 bolt holes are evenly spaced out in a circular pattern, simply select two opposite bolt holes. A bolt circle of 5x114.3 mm would indicate a 5 lug pattern on a circle with a diameter of 114.3mm (or 4.5"). 5x114.3 mm is also referred to as 5x4.5). A larger vehicle will come with more bolts and larger bolt circle. You have 4 lug (bolt) rims on your machine, but I will show 3 and 5 bolt rims also. Example: lug center to center 2.35" x 1.7 = 3.995" or 4". BOLT CIRCLE: Diameter of a virtual circle passing through the center of all bolt holes. The closest you can get is to measure from the center of one lug to the outer edge of the lug farthest away. Five (5) Bolt. Related Parts. The diagram indicates the proper measuring methods. Bolt patterns can be 4-, 5-, 6-, or 8-lug holes. The bolt pattern consists of two numbers and looks like this (5×4.50) – the first number in this example “5” indicates how many bolt holes or studs are on the vehicle, the other number “4.50” describes the diameter of the circle formed by those “5” holes or studs in either inch or millimeter units (4.50 is inches). Click for larger. Trailer wheel bolt patterns can be defined by the number of bolts or lugs per wheel and the diameter of the circle that the bolts are arranged on. You measure the inside space and add one diameter, or outside distance and subtract one diameter. If you measure: 2 5/8" - your bolt pattern is 5 on 4.5" 2 3/4" - your bolt pattern is 5 on 4.75" 3" - your bolt pattern is 5 on 5" 3 1/4" - your bolt pattern is 5 on 5.5" "Bolt pattern or bolt circle is the diameter of an imaginary circle formed by the centers of the wheel lugs." (pitch circle diameter) or bolt pattern diameter will be the distance measured. So if you get 4.5 inches, you have a 4X4.5 bolt pattern (four on four and a half). The scale can be adjusted on your printing to ensure this. Now, measure the center of the two bolt holes you selected. Free delivery on eligible orders. To measure the bolt pattern of a given wheel, you need to measure from the center of one bolt to where the center of a bolt directly across from it would be. The bolt pattern spacing can also be measured with a regular tape measure. If you are measuring the wheel the easiest way is to measure the distance between the center of one lug hole to the center of the lug hole adjacent to it, then look on the chart and if that measurement is 2-5/8 inches the bolt pattern is 5 on 4-1/2. The 4 X 4 Bolt Pattern or Pitch Circle Diameter (PCD) is made up of the stud count (4) and the bolt circle measurement (4), the notional circle determined by the center position of the studs.. How To Measure 4 Lug Bolt Patterns. Figuring out the right bolt pattern is rather simple, but it is extremely important that the measurements are accurate. Note: this number can also be expressed in a metric format in some instances. An example of a measurement for a 4 lug pattern is stated as 4 on 4 (inches). When measuring a 4 lug or 6 lug, the P.C.D. 2.Can be used to measure a wheel or turned over to measure studs on a vehicle. You can also measure BCD by taking the wheel off and using a tape to measure the lug studs on the car's rotor. We use cookies and similar tools to enhance your shopping experience, to provide our services, understand how customers use our services so we can … 6-lug wheels are measured like 4-lug wheels. 4 Bolt Rim. All but 5-lug patterns are measured in this manner. The correct terminology for referencing bolt patterns is to . For wheels with an even number of bolt holes, this is easy, just measure from the center one to the center of one across from it. To find your bolt pattern, measure the distance as accurately as possible and then find the corresponding bolt pattern in the conversion table below. Buy F Fityle Wheel/Stud or Rim Bolt Gauge PCD Measuring Tool PCD Ruler - 4 5 6 8 Holes Lug Bolt Pattern Gauge at Amazon UK. To measure 4 lug pattern wheels, hold the end of the ruler or tape measure at the center of one lug. Features: 1.100% Brand new and high quality. This is the diameter of the circle formed by the lug studs. 4 X 100 Bolt Pattern Measurement and Specifications. So, how do you measure bolt pattern? Ways of measuring bolt pattern. Search For Search. Now multiply this by 1.7. For each lug configuration (4-lug, 5-lug & 6-lug) the Bolt Pattern Pro contains one tool for both Inch and Metric measurements. The bolt pattern on a circle with a regular tape measure at the center of the third hole be distance... Measuring bolt patterns are 4, 6, or 8-lug pattern say the number of lug on! 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