2.Can be used to measure a wheel or turned over to measure studs on a vehicle. You can estimate the measurement by using a straight line from the backside of one hole to the center of the third bolt hole. 4 X 100 Bolt Pattern Measurement and Specifications. Note: this number can also be expressed in a metric format in some instances. The second piece of information is the 4-3/4”. Once you’ve selected them you should see that there is a 2 bolt hole gap on both sides. The bolt pattern spacing can also be measured with a regular tape measure. Free delivery on eligible orders. 6-lug wheels are measured like 4-lug wheels. Measure from the middle of 2 opposite bolts if it’s a 4, 6, or 8-lug pattern. 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. Common mistake is to measure from the center on one hole to the center of the third hole. 5-LUG: Measure from the center on one hole to the OUTER of the third hole. The correct terminology for referencing bolt patterns is to . 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. Nov 24, 2017 - Common bolt patterns are 4, 5, 6, or 8 lug holes. A bolt pattern is simply the diameter of the bolt circle. If it measures 3 inches the bolt pattern would be 5 on 5. 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. Features: 1.100% Brand new and high quality. Extend the ruler directly across the center of the wheel to the adjacent lug or bolt to determine the measurement. Pull it across to the bolt on the exact opposite side, covering the middle opening with your measuring tape. 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? You measure the inside space and add one diameter, or outside distance and subtract one diameter. If you have a rim with 4, 6, or 8 lugs, place the hook of your measuring tape in the middle of any bolt. A measuring tape, yard stick or even a ruler can be used as a measuring tool. To get 5 and 7 lug bolt patterns it's not so simple. For each lug configuration (4-lug, 5-lug & 6-lug) the Bolt Pattern Pro contains one tool for both Inch and Metric measurements. A bolt circle of 4x100 would indicate a 4-lug pattern on a circle with a diameter of 100mm. 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. 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). Click for larger. Print and measure across to ensure the guide is 3.5” after printing. To measure 4 lug pattern wheels, hold the end of the ruler or tape measure at the center of one lug. 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. A 5-lug bolt pattern is a little more difficult to measure, but you can easily do that by following the diagram below. 4 X 4 Bolt Pattern Measurement and Specifications. The scale can be adjusted on your printing to ensure this. You measure 6-lug go-kart wheels the same way you would measure 4-lug wheels. Ways of measuring bolt pattern. Bolt patterns may contain 4-, 5-, 6-, or 8-lug holes or studs. How to measure a lug bolt pattern: 4 Lug : Measure center to center of two holes directly across from each other. Do NOT use ‘fit … If your trailer wheel hubs have 5 lug bolts, measuring is slightly different. We use cookies and similar tools to enhance your shopping experience, to provide our services, understand how customers use our services so we can … 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) Four (4) Bolt. 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. The diagram indicates the proper measuring methods. The diagrams below indicate the proper measuring methods. A larger vehicle will come with more bolts and larger bolt circle. You can also measure BCD by taking the wheel off and using a tape to measure the lug studs on the car's rotor. Most trailers on the road have a 4, 5 or 6 Lug pattern. 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. Heavy Duty Metric Hubs, measurement "A" = 110mm or 115mm; 3-LUG BOLT PATTERN (Racing) Common Sizes: (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). As all 6 bolt holes are evenly spaced out in a circular pattern, simply select two opposite bolt holes. So, how do you measure bolt pattern? simply measure from the center of one stud, to the center of the stud across from it. 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" 6-lug wheels are measured like 4-lug wheels. The bolt pattern consists of two numbers and looks like this (5x4.50) - the first number in this example "5" indicates how many bolt … Bolt patterns can be 4-, 5-, 6-, or 8-lug holes. When measuring a 4-lug, a 6-lug or even an 8-lug, the process is very simple. 5-bolt patterns can be more difficult to measure since the bolt holes are not directly across from each other. BOLT CIRCLE: Diameter of a virtual circle passing through the center of all bolt holes. 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. 4 Bolt Rim. To find your bolt pattern, measure the distance as accurately as possible and then find the corresponding bolt pattern in the conversion table below. Examples: 4-LUG BOLT PATTERN Common Sizes: Light Duty American Hubs, measurement "A" = 2-13/16'' Heavy Duty American Hubs, measurement "A" = 4''. A bolt circle of 4x100 would indicate a 4-lug pattern on a circle with a diameter of 100mm. 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. 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. 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. 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. Bolt circles are measured in both inches and millimeters, therefore you may hear a bolt pattern referred to as both (i.e. Vernier caliper set on 25.4 mm which equals to 1 inch. Now, measure the center of the two bolt holes you selected. Measuring bolt patterns is a critical part of ordering wheels. 4-bolt pattern is measured in a straight line from the center of one bolt hole to the opposite one. An example of a measurement for a 4 lug pattern is stated as 4 on 4 (inches). 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. It eliminates all the guess work. For 5 lugs, just accurately measure the distance between two adjacent lug centers. How to measure the bolt pattern on a 5 lug wheel . The closest you can get is to measure from the center of one lug to the outer edge of the lug farthest away. When measuring a 4 lug or 6 lug, the P.C.D. The distance that you are measuring is the diameter of a circle intersecting the center of each lug hole/stud. Rims with 4, 6, or 8 lugs all use the same method for measuring. 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. You have 4 lug (bolt) rims on your machine, but I will show 3 and 5 bolt rims also. 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). A 5-100mm bolt pattern means 5 bolt holes that are placed in a circle with a diameter of 100 mm. Related Parts. 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. 4-LUG: Measure center to center of two holes directly across from each other. 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"). 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. 5x114.3 mm is also referred to as 5x4.5). 8 Lug : Measure center to center of two holes directly across from each other. This is the correct way to measure a 5-lug bolt pattern. 4 5 6 8 Lug Wheel Bolt Pattern Gauge Tool Quick Measuring Measurement Black. Example: lug center to center 2.35" x 1.7 = 3.995" or 4". All but 5-lug patterns are measured in this manner. 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. For any even number lug bolt pattern (4, 6, 8, etc.) How to measure the bolt pattern on a 5 lug wheel. Select Your Cookie Preferences. Measure center to center of two holes directly across from each other. say the number of lug holes/studs on measurement, such as : 5 on 4.5 or 6 on 135mm. Now multiply this by 1.7. "Bolt pattern or bolt circle is the diameter of an imaginary circle formed by the centers of the wheel lugs." Search For Search. 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). This is the diameter of the circle formed by the lug studs. Five (5) Bolt. Measure 4 lug wheel bolt patterns from center to center distance between two studs that are across the hub from … 6 Lug : Measure center to center of two holes directly across from each other. 5 Lug : Measure from the center on one hole to the BACK of the third hole. The diagram (upper, left) indicates the proper measuring methods. 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. Free delivery on eligible orders. Common bolt patterns are 4, 5, 6, or 8 lug holes. Figuring out the right bolt pattern is rather simple, but it is extremely important that the measurements are accurate. Measure from center of one hole to the center of the opposite hole. 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. 5-Lug: measure center to center of two holes directly across from each other lug bolt pattern ( on. Are measured in a circular pattern, simply select two opposite bolt holes that are placed in metric. 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